A-CDM, TAM, NDC and other Wishful Thinkings

This last week began with a client in North America, continued with a call from a subject matter expert in South America and culminated in two discussions I commented a bit longer on. Triggering this new article talking about “digital in aviation”, pioneering days and the impact of dinosaurs. And why we suffer in aviation from too much #talkthetalk

Not Invented Here, part 1

Too busy CavemenLast week, I had a lengthy phone call with an airport manager in the U.S. Snow-Belt, asking me about ideas, how to break up the silo thinking that keeps all his ideas about a common airport operations center as a basis for some A-CDM-style development from moving forward. Next winter approaching, he’s worried about repeating the past years’ experience of unnecessary delays. “The airline always knows better” he complained to me. If we offer them solution, it’s not theirs, so it’s being turned down. Communication is faulty and in crisis, everyone works on their own. #talkthetalk

Passengers spend 156 Minutes at AMS

AMS Schiphol: Did you know a passengers spends about 156 minutes on average strolling through the airport?Now give me a break. When I read this “promo” on LinkedIn, is it just me, seeing the fault in it?

As I outlined 2011 and 2014 in my two posts about a contemporary check-in process, contemporary airport passenger processes, to be attractive for the passenger, we need to minimize the wait time, the “ineffective” time spend at airports! It’s the big advantage of regional aviation, to minimize airport spent time.

Planning my current travels, I will spend some time with the family in Northern Germany, in between two events in Switzerland. In both cases, traveling eight hours by train will reflect in several hundred Euros in cost savings, and adds less than an hour on the total travel time door-to-door. As no, the meetings are not in Zürich.

This reminded me of the time we pioneered online travel booking (today Amadeus’ Cytric™). Own story. But as I mentioned back in 2018, compared to those pioneering days, development has almost come to a halt, with just little cosmetics and changes to the functionalities. Very little real improvements.
Working on what was to become Cytric and the first commercially used corporate online booking tool, we discussed:

The Multimodal Approach

Multimodal Travel. Source: http://bonvoyage2020.eu/crat-demonstration-on-personalization-of-multimodal-travel-planning-services/Our vision for what was to be Cytric, that we wanted to follow, a vision not existing now, 25 years later, was to enter the home address, the destination address and the system would provide you the best travel options for you to get to the airport using car, rail, taxi, whatever, fly towards your destination and again take rail, taxi, rental car, whatever, to get to where you needed to go.

Back in those days, we already understood that it’s not about the flight. Or rail. The customer, especially the business traveler, needs to go somewhere. Getting to and from the airport, the check-in process and delays, connecting and waiting for the connecting flight, getting off the airport, all adds to the travel time. But even mighty Google only offers me to select one mode of transport, i.e. car, rail or flight… #talkthetalk

Travel Agent or Data Processor?

American Airline 1987Speaking about Business Travel Management, we don’t need data typists any more. In the good old days, travel agents were the experts, knowing how to get the traveler from A to B, halfway (or all) around the world… Then came the GDS and the travel agents became data interfaces to the big data accessed through travel computers being connected with mighty servers. Something we call cloud computing today, using “dummy terminals”. Using codes like AN19DECFRAMIA and SS1B1M2 to search for and book a flight. Or similar complicated tools to book a rail ticket.

(And yes, that’s me in the American Airline office back in 1987 at an “ICOT” terminal.)

Then we enabled online booking and all that easy trips anyone can “book” now without any help. But what if you want to combine several destinations? What if you’re not living in Frankfurt or Paris, but in a rural, small industrial town with not many flights? We need the real travel agents again. Not the data processors. We need travel experts, that require strong and ongoing training and some specialization to provide the customer with a solution to their travel needs. That think beyond computer algorithms and understand “cross tickets” or “interlining” or multimodal travel. That take into account getting from and to the transportation hubs. And less conservatism, opposition to change and other #talkthetalk

Total Travel Time

HAJ Airport CheckInIt is why I believe we need regional aviation and we need more of it. Smaller aircraft, connecting secondary cities, offering quick and direct connection. Hubs are good for the global networks. And as I kept and keep emphasizing. Regional airports must not look out, how to get their locals out to the world. But to justify their existence, they need to bring the world to their regions! If that is by car, bus, train and/or flight is irrelevant for the passenger. To offer good connections at competitive cost and speed is the task at hand. And no, there is no reason for #flygskam if you do that right.

We need holistic thinking. Beyond our petty box. And less #talkthetalk

The “C” in A-CDM

A-CDM data silo puzzleOn the call from an aviation IT professional it triggered that A-CDM is for big airports only. Is it?

Also the first article today on LinkedIn was from my friend Kalle Keller about TAM (Total Airport Management) and A-CDM.

As I outlined in my articles on that topic and i.e. the article about the Polar Vortex + Collaboration, A-CDM is about the C: Collaboration! It’s not what EuroControl, with their own agenda of this, markets as A-CDM. Neither that “bible” of theirs, they call the Airport Collaborative Decision Making (A-CDM) Implementation Manual. A “bible” about everyone I speak to reads and believes it to be the holy grail. It isn’t.

Eeee...gypt?As I approached it back in 2016/17 and shared the learning curve at Passenger Terminal Expo 2017, the first step into A-CDM is and must always be a collaborative approach between the stakeholders at the airport. Systems and IT are secondary. Less than secondary! It is about tearing down siloes in the heads, between the stakeholders. The development of a common understanding of the common goal to optimize the processes for the greater good: A smooth management of airport operations beyond “the operations management”. Overall. Holistic.

And unfortunately, only once you did your homework at the airport … or the airline … the air traffic control, only then you can reach out to integrate with other A-CDM systems. And beyond. Not behind paywalls, but sharing for joint process improvements.

But then I research airports and my birth country Germany, mighty pacemaker in A-CDM, the ANSP (German Air Traffic Control) hides the basic aviation data from the Aeronautical Information Publication (AIP) is hidden behind a paywall. So other sites, like OpenStreetMaps, Wikipedia, etc. are forced to use secondary sources. Are you kidding me? And yes, even for countries with a truly open AIP, we find some 10% of discrepancies on the data. As those AIPs are published as PDF, not as data tables to quickly update. And the IATA code search is full of airports defunct for years. As they simply “add” but never check… And hide their misery behind a paywall? #talkthetalk

OTA + NDC – Barrel Bursts

AIRIMPAn older article addressed NDC, the “New Distribution Capability” as a barrel burst. And reminded me of my project back in 2006/07, when we tried to develop a common database for hotel-information (descriptive) based on the OpenTravel Alliance XML standards that I had originally worked on in the early days. The standard has been so blown-up, that you simply can’t “comply” with a standard set of features, but anyone can pick what they want and that not being the same that others use, we have an overblown “standard” that in practical life allows everyone to be compliant, but still speaking totally different languages.

The same is with NDC. Original idea of NDC was to allow standard packaging of new or unique parts into the package. I recall early discussions when airlines started to unravel their travel packages and thought a way to package their individualized offers with new and unique ancillaries. The demand was to overcome the limitations of the smallest common denominator represented by the classic GDS. Nowadays, the GDS-ability to manage NDC is a key driver… In my opinion, the original intend was completely turned around. It’s now focused on a solution to put anything the airline comes up with in boxes that the GDS can manage.

As a bold example, we had the AIRIMP back in the 80s. To date, it is the smallest common denominator all airlines work with. Even though, a large number of functionalities specified in the AIRIMP are amiss in all those hip online (flight) booking interfaces (here’s the AIRIMP’s table of content). 26 years after we did the first commercial flight bookings on the web. Again a lot of #talkthetalk, tons of bold ideas how to make things better, whereas the basics are not yet covered? #talkthetalk

Disruption Management

Adverse Weather

A-CDM and TAM are in a large part about disruption management. Ten years ago we talked about “situational awareness” to manage disruptions. And I ask the same question ever since. I would like to see a tool that reflects the contemporary visualization of not what hits us now, but to see, how our industry-partner’s efforts impact the setbacks from weather, technical etc. – to identify hours ahead bottlenecks from aircraft delays, crews exceeding their duty hours, technical problems, peaks exceeding capacity, ATC problems, ground problems.

To do this, we must exchange data in large scale. All I see is data siloes and paywalls and a distrust to share data, keeping defunct and outdated processes alive, but no vision of collaboration on an industry scale. That even no matter that the same data is available in island solutions on interfaces like flightradar or the individual airports’ websites. #talkthetalk

The Source of the Most Common Truth

Our main problem is that our Powers-That-Be still consider themselves in a competition. Data is value, so put it in siloes. Where OpenStreetMap enabled mapping solutions, aviation data is still locked away. It takes two months until IATA publishes passenger data, after four months those numbers happen to differ substantially.

Looking at ICAO vs. the national AIP data, there are differences aplenty, worse even for IATA. So instead of working all together to manage common data together, we have different sources with different data. It is what I learned at SITA to be the art to find “The Source of the Most Common Truth”. There are industries living to develop and manage tools to overcome standard industry messages with airlines adding non-standard “features” to their messages, forcing rejects and delayed processing.

Back in 1995, Bill Gates spoke about the Internet about “Information at your Fingertips”. For the aviation, that is #talkthetalk

Status Quo + Outlook

I think this time we got the numbers right ... we just don't know which ones to use.Where aviation in the 1960s to -80s was a pacemaker in global eCommerce, it is now limping behind. Can tell stories about replies from industry bodies when I informed them about factual mistakes in their data. And their ignorance shown by neither directing the report to their PTBs, nor updating the faulty information. Instead of working together to develop the aviation of the future, we have conservative forces in play that hinder real development. Be that about A-CDM, data interfaces, data intelligence. We limp behind and instead of doing, we #talkthetalk.

Sure the same is true on sustainable aviation, but that’s another topic I discussed and discuss in other blog articles.

To overcome this, we must strengthen IATA and ICAO and demand the change from our PTBs. Stop the paywalls, speed up the availability of LIVE KPIs. Once a flight is finished the data must be available. Not tomorrow. All else is #talkthetalk.

My humble opinion. Happy to discuss how we can encourage real CHANGE.

Food for Thought
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Aircraft-on-Ground, Disruption Management …

… and the Ongoing Demise of Small and Mid-Sized Airlines

P.S.: While I wrote this article, Germania, an airline that I know from the beginning of my career, who’s team I booked at American Airlines to Seattle to pick up their first 737s, an airline I have had a personal attachment to, went into insolvency grounding all aircraft after many years of financial losses. The demise of Air Berlin 2017 brought easyJet on their home-apron in Berlin in force, no longer some competition, but clear one-on-one. Such the chance to establish lucrative routes in Berlin evaporated. Instead of benefiting from the demise of their largest local competitor, Germania had to sit aside, watching the threat growing.

Germania did, what they had to do, they focused on niches. Niches that were too small, to fragile to give them safety. Routes they developed well always threatened to be taken over by their competitors operating with lower cost. Erbil, under threat of war, Beirut, …? They announced a base in Pristina (Kosovo). They ordered A320neo, in an attempt to stay somewhat competitive to their competitors like easyJet also introducing the modernized aircraft. Else they operated tourism charter flights – which are in great demand in summer, but one after another airline in that market files for bankruptcy at the end of the season. And Germania published financial troubles as early as August 1st, 2018. So they could not do what needed to be done: Generate enough money in summer to succeed across the harsh winter.

You cannot succeed if you play it small, if your cost is not competitive to your competitors. Not the small virtual airline competitors, the other “day flies” lasting one summer season, two at best, but the big ones. The easyJets, Ryanairs, Wizzes, etc. It’s not fuel cost development that kills you. It’s bad management. It’s a strategy without USPs or with very weak ones – there’s reason, the other airlines don’t bother the routes Germania did.
And as I outlined in an article I published on LinkedIn, this was no sudden issue, they lost money for years!

As it is being said, the unexpected increase on EU261-expenses, the “EU passenger rights” also had it’s impact on the financial situation. If you sell a ticket for € 100 and you must compensate € 300, it does impact your revenue. So back to the topic – flight disruptions.

Having worked last year on the business plan for KOLIBRI.aero as well as on projects related to Airport and Airline Operations Control Centers, flight disruptions have reappeared as an ongoing topic of increasing concern. And my experience doing a study a few years ago at delair together with Zürich Airport (ZRH) about the impact of the deicing forecasting and management tool on Swiss (airline) operations at Zürich became a strong source for my advise to airport operations managers.

Image ©2010 Flughafen Zürich

When working with ZRH “Ice Man” Urs Haldimann on the study, I also got some feedback from Swiss. While managing the deicing in winter is not that much a problem, neither airports, nor passengers understand the rippling effect to the schedule. And often enough, not the airline’s own managers. That in the evening in warm Mallorca, the flight may be late, because of a deicing delay in the morning. So while higher force is accepted for the flight cancelled in Zürich, very often, the airline is required to pay EU Passenger “compensation” multiple the price for the ticket. So a major delay can be far more costly than just related to the immediate flight.

The harsh winter 2013/14 in North America (as likely this recent one) became known in the deicing industry as the Polar Vortex. The accumulating delays forced JetBlue into a “two day network reset”. Crews and airplanes were anywhere but where according to schedule and crew planning they were suppose to be. It took the better part of two days to relocate aircraft and crews back to the planned position, also to make sure the crews received their legally due rest, to then start the new day with a fresh start. As needed as that decision was, imagine the impact to passengers on flights that are booked usually 80-90%.

Disruptions can also be thanks to airport closures for other reasons, delays can be caused by as trivial as a broken baggage belt, a common thunderstorm or a ground handling crew doing a coffee break in the wrong time window – all things I experienced in my professional life. Flight crew duty times and technical delays are more common. Did you know that the Top 10 of “punctual” airlines have 15-20% of their flights delayed? That means 1 out of 5 flights is lateTo “celebrate” such achievement is beyond me, I honestly feel embarrassed that our industry cannot do better! Don’t come with the typical “explanations” covering for the incompetence to do better. Needless to mention that this is about “departure delay”, whereas passengers truly don’t care about those as long as the flight arrives on time, right? I was recently on a flight that left “on time”. Doors were close, the aircraft was sitting at the gate, waiting for it’s slot in the deicing and departure.

More recently, Primera Air, Azur Air or Small Planet Airlines closed down. Cobalt Air followed shortly after I published the blog post. At least for two of those airlines the cause was said by their respective CEOs to have been “unexpected” cost for delays and disruptions. Though not reconfirmed, rumors have it such were also the cause for the financial troubles Germania faced in Mid-January 2019, filing insolvency early February (see P.S. above). “Refund portals” organizing refunds for delayed passengers result in higher number of refunds. Small fleets with no spare aircraft causes the ripple-effect to sometimes swap over into the next day(s).

Lesson learned from my research about Zürich delays: It very often is cheaper for the airline to cancel the flight to make sure the further aircraft “rotation” (planned flights for the remaining day/week) are not impacted. Especially if i.e. winter operations allow for “higher force” reasoning of the cancellation. While the airline can show goodwill and help the stranded passengers, in such situation they are not legally forced to add the legal, excessive passenger compensation for delays. It also in fact reduces the overall passenger upset. And Zürich can predict the delays!
What I expected quite a while ago is the information of upcoming delay situation to the inbound planned airlines. The example I keep using: Once Zürich (or any other airport) learns about arrival-, turnaround- or departure-delays would inform KLM before their flight leaves, that it would likely develop delays in Zürich and may have an excessive delay departure, maybe KLM would cancel the flight?
The concern: But if those airlines cancel their flights, then the flights will leave early, so KLM could operate on-time…?
Ain’t that shortsighted? Oh holy dear Saint Florian – don’t burn my house, take the neighbor’s one…
So what would be needed would be a bonus/malus system. If an airline “volunteers” for the sake of the overall operation, to cancel a flight in such a situation, maybe it’s relatively empty, could be merged with the following flight – the airline gets a priority the next time, so the full flight gets an on-time departure. An airline deciding not to join that system will never get prioritized and take what they get – including the delays.

Another ongoing discussion is the promotion of the big players for “SaaS”, Software-as-a-Service, more commonly known as “Cloud Computing”. What in my experience lacks of one vital thing, the fallback for a “line down”. There have been three cases that I (just me) know of last year, where line-down caused major flight delays. Because there is no fall-back in place.

Photo by Darren Murph / The Points Guy
Delta takes weather seriously, with a team of 20+ in-house meteorologists (Photo by Darren Murph / The Points Guy) . Taken from Daniel Stechers LinkedIn article.

That problem is multiplied by data silos. As Daniel, VP at IBS points out, there are too many screens an operations manager in the typical airline Operations Control Center (OCC) or also in the AirPort Operations Center (APOC) have on their desk, using old-style Gantt-charts, weather maps and other “sophisticated tools” that show them what happens out there. Very little tools that analyse the data automatically, giving you decision support on a disruption. Or warning you of potential disruptions giving you decision support how to avoid them.

While we do need to replace those multiple screens with dashboards, highlighting what to look at, I disagree to some extend with Daniel’s implications, as I believe we will need to be able to expand from the problem, onto the relevant Gantt charts, graphs, tables and maps. Worse in my eyes is the underlying reason for those screens, as they are clearly attributed to data silos. And if the left tool does not know what the right does, if the airport, the ground handler, the airline have different “realities”, no wonder we have friction that results in ineffective operation causing “issues” and delays. As I mentioned in my article about APOC, OCC, NMOC five years ago. And if I ask about interfaces and am told “XML” or “ASCII”, we talk about triggered “push” or “pull”, but not about a live interface. Another data silo.

Coming back, to close this FoodForThought-article, let’s come back to Germania and other airlines which we have lost recently. If you have no assets (aircraft leased or sold/leased-back which is the same), if you outsourced everything (to which I include “cloud”), if you don’t have “spares” for covering up disruptions, you make a very good business case on the old joke: “How do I become a millionaire in aviation? I start with a billion.” Or the other one: “Saving, no matter the cost”. It’s called a “virtual airline”. And I predict we see increasingly those virtual airlines to fail, as they lack size, assets and revenue (RASK) to compete with their competitors.

Food for Thought
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Polar Vortex + Collaboration

Sure, now that North America again suffers from extreme winter, experts arguing if it’s another “Polar Vortex”, there is some background on Business Insider. Fact is, it hit North America hard again, causing major flight disruptions, not only in the North, but also “down South”. Suddenly I experience a surge of interest in “Deicing Management”.

The major issue I am asked is how to keep the airport operational, whereas that is the wrong approach. You can’t fight Mother Nature, not even Mr. President can, no matter how god-like he believes to be. You can manage the repercussions. You can minimize the impact, optimize the handling to recover quickly from an airport closure.

This must be more seen on a collaborative approach and I just thought to come back to the typical questions once again, as they reappear these days. If you’re interested, there are quite some posts on this blog addressing disruption management or A-CDM.

No, there is no “quick panacea” for this. Any deicing manager should be able to tell you that you cannot change a running winter operation, you implement the changes outside the season, train your staff and improve the processes. Listen to them!

A common question is: “Which software tool?”

Clear as can be, there is no “software panacea” either. In North America, the closest thing in my experience is Saab-Sensis Aerobahn. In most cases of who’s asking, it simply is overkill. First step is to start to collaborate. Deicing is not an issue of the ground handler, or the airline, or the airport, but the ground handler, the airline and the airport. All together. If you don’t collaborate, the tools don’t help you. If your processes are “stand alone” and not integrated into a master process “turn around”, using a software does not help you. There are tools that work that can help you improve your processes, but most my inquiries end here. For some reason, airport (and airline) managers seem to believe (almost a religious faith) that they need software to solve their problems. It is hard to explain that they need to “think”, that it might be more reasonable to invest into a consulting, sitting together, looking at the processes, talking to the stakeholders and in a proper process start the transformation to collaborative decision making, starting potentially with deicing.

Another common question: “But this only works on large airports?”

Yes and no. The large airports are usually more bureaucratic, have developed “structures”, or more accurately “silo structures”. Where on small airports there is a natural collaboration as people have multiple functions and small hierarchies, the large airports have departments that tend to separate themselves from the larger good. Exaggerating, each department is the only valuable, the only one understanding, the hub of the(ir limited) universe. The other departments only interfere and make things difficult. That silo thinking is more common the larger the company. But also small airports have the possibility to establish a collaborative approach. They might not even need software to do that…? Software can overcome the workers reluctance to share information by doing it for them. And speeding up data exchange instead of waiting that someone shares an information. As we discussed in the LinkedIn group CDM@airport many times, A-CDM is not about technology, but about collaboration. That is people first. The technology is a tool.

Aircraft Rotations, Winter Operations and Forecasting

In the discussions, I keep emphasizing to look beyond the individual airport and think about the airlines involved. Their flights get delayed or worse, they get stuck. Bad enough at the airport, the aircraft is expected to fly to more than one city. In 2014, JetBlue had to cancel all flights for a day to “reset” the network, bring aircraft and crews where they were supposed to be (and give the crews the legally required rest). Thousands of travelers were stranded during the 2014 Polar Vortex disruptions. The same year, I discussed with Zürich about the possibility to proactively inform the airlines about the delay forecast, enabling them to cancel a flight to Zürich to avoid it getting stuck there. It lead to the hen-egg issue, if then enough airlines cancel their flights, there would be no delay…? An idea was a penalty/bonus-system, giving an airline that helps avoiding a delay situation today a priority on their departure tomorrow. The idea was disqualified implying the airlines’ inability to understand and agree on the concept…

Just some more

Food for Thought
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Delay and Disruption Management

“Our Heads Are Round so our Thoughts Can Change Direction” [Francis Picabia]

[edited]

Sharing the Bloomberg headline What Do You Want, Cheap Airfare or an On-Time Flight? Daniel (S.) today quoted from the article on LinkedIn:  “An ultra-low-cost carrier will never, ever try to be as punctual as a big legacy #airline. Being on time all or most of the time costs money.”

After an initial misunderstanding we agree: That is stupid!

Delay and disruption management are the single most important influenceable cost factors in aviation today!

Yes, we can make good aircraft deals, we use revenue management to sell out tickets as expensive as we can in the low-cost world. But operations is the single most important cost driver we can influence today. We can neglect it, like many seasoned airline and airport managers do, we can deny and ignore it. And loose money.

While doing the research at late delair for the Zurich Airport case study, focusing on the impact of a contemporary deicing management, just that improvement in (IT-supported) process saved about 20 million in one winter alone there. For Swiss (about 50% of the flights). Now working on a financial summary that thanks to the acquisition of delair by SITA never made it “to market”, I spoke with the OCC (Operations Control Center) manager of Swiss in Zurich. Who confirmed what they all knew (and know), but their management remains blissfully ignorant about: It is all about rotations in an airline. The aircraft starts somewhere in the morning and flies to different places throughout the day. And a disruption or delay anywhere en-route is prone to impact the entire rotation. Worse, a late aircraft usually accumulates more delays as ground handling is also tightly scheduled without spare manpower to cover up for such situations. Then crews fall out of schedule as they have to have their rest times. And while the airline may reduce the financial damage by calling for higher force on a snow event in the morning, on the flights down the line, I am told they tend to pay. And passenger compensation often exceeds the value of a single ticket!

In 2014 I wrote this article about Airport Operations Center (APOC), Airline Operations Control Center (OCC) and ATC’s Network Operations Center (NMOC) and how they do not communicate with each other. I asked just recently about a common airline system with decent, contemporary, f***ing basic interfaces and learned that none of my precious industry expert friends knows such. Worse, I got more feedback than I wanted about the issues all my friends in this industry can tell about; where thanks to missing such data flow, the right hand does not know what the left one is doing. In the process, trying to improve a bad situation, but working with different information, making things often enough worse.

I also heard just this week, how airline managers love the big planes (A380), a Lufthansa manager was quoted that they love the big bird, but that they don’t know if they can ever be operated long-term commercially revenue-making.  Or read a comment, how much these airline “managers” love new inflight entertainment and seats and fancy stuff. But don’t understand, why Windows-XP-machines in their OCC need replacement. It’s “fancy”, touchable, visible to see the airplane or fancy seats, but no-one sees the impact of deicing. Okay, we have a winter-delay. Who cares, we’ve calculated it into our prices forever and it’s been always like this. It can be improved? Who cares.

Source firewalkeraussies.comAnd while the airlines benefit, I hear from the airports that they do not show any interest in A-CDM and A-CDM improvements. While they cut into the flesh on most airport’s fees, while they let them starve; while most airports need to invest heavily to compensate the losses from “aircraft handling” by doing their best to increase “non-aviation revenue”, while this is daily life today, airlines demand airports to invest into those technologies and development and process improvements, but are not willing to pay. Did Swiss pay a Penny (Rappen) for the improved deicing at their home airport? Make a guess.

So while I know that seasoned managers in aviation act that stupid and short-sighted. Delay and Disruption Management is the single most important factor we can influence to save big money.

As I should have known Daniel’s opinion, i.e. from his LinkedIn article about why airlines burn money every day I keep myself referring to.

And if you need someone to discuss such projects or to manage them? Keep me in mind. And Daniel 😉

Food for Thought
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On-Time Performance and Punctuality League

Incompatible Data

Mark from OAG directed my attention this week on OAG’s Punctuality League, which they offer for free download and compiled the results in a “dashboard”, though I find that exceptionally unintuitive and more confusing than helping. FlightStats offers a similar information in tables and graphs I find far more intuitive, the On-Time Performance Awards.

Now after a quick first look, it shows already that it’s incompatible.

I just look at the first OAG graph “Top 20 Airlines by LCCs/Mainline Airlines”.

  1. Hawaiian Airlines (89.87%)
  2. Copa Airlines (88.75%)
  3. KLM (87.89%)

and compare to FlightStats, where Hawaiian neither shows in the Top 10 International Airlines nor Major Airlines (neither Mainline nor Network), but only Top 1 on Regional Airlines. KLM is 1st on International Network flights and 4th on mainline flights.

When I first encountered the FlightStats monthly statistics for airlines and airports, I’ve contacted them (with no reply) if I may add that as an indicator to our airport data. As I consider that valuable information for aviation network planners.

But as I stumble immediately over differences, it raises question. Such, it might be a good idea if OAG and FlightStats talk to each other to make sure they use the same data, and logic before they dig into detail. Or that they explain how they value the data and interpret it. As is, there are unexplained differences. Sorry, now I distrust both sources…?

Indicator. Indicator?

It can only be an indicator, as both sources fail to relate the one to the other. My first question would be to correlate the on-time performance to the hub airlines. Because it is utterly unfair to blame an airport, if their major hub airline is notoriously late.

Then one shall also keep the size of an airport and it’s congestions in mind, i.e. British Airways suffering from congestions in London-Heathrow or Thai Airways in Bangkok. Who is cause? Who is victim?

Yes, for CheckIn.com we emphasize that all that data can only be indicators. To be interpreted by an experienced network planner. Because a single new flight makes a major impact on a new or small airport, but has little statistical relevance on a major hub. Saying that, isochrones are in itself valuable statistical data and we put them into our analyses for a reason. As they are a necessity in comparison with the catchment area analysis to interpret the possible impact for a route. In forecasting, you work with indicators, you have no facts.

Big Data – Big Trouble

At the same time you work with big data, so the more data you work with, the more vital it is to get them from a sound source and have them integrated into a common system. Whereas most established data providers, be it OAG, Flight Stats, SITA, etc. have not yet  addressed that for a “good reason”. But as an industry, it is vital we add this and integration is very high on our back log at CheckIn.com of what we where we want to go!

For the time being, national statistics differ from Eurostats, differ from aviation industry statistics, differ from common sources. These differences in data you get from FlightStats and OAG just being an example that this is also an issue in aviation. Who’s right? I even have examples where the numbers figure within an airport’s own website for a given year. In order to improve, we got to tear down the walls! And yes, that’s part of what I will talk about at coming Passenger Terminal Conference & Expo in March. Will you be there? Please let us meet!

Rotational Impact

So. Why do I give these on-time-performance, no those delay statistics so much thought? Aside the cost of delays summing up to millions, they are not just a nuisance, but a problem. Because when I did that additional case study on cost savings, based on the Zurich Airport’s deicing I did for SAE G12 and WinterOps.ca, I learned an important fact from Swiss (the airline). Whereas the passengers impacted by the immediate flight understand the problem and accept higher force, the aircraft is not operating a single flight, but an entire rotation (a chain of flights) during the day/week. Any major delay has a rippling effect in the network. And if you have a snow-caused delay in the morning in Zurich, your passengers on the evening flight from the Mediterranean summer vacation will not understand and file for compensation. And the airline usually pays!

And for network planning, it is vital to know if you have to build in (expensive) buffers into your schedule, to cover up for the potential delays. That means your aircraft and especially crews are not airborne as much as they could be, such causing further loss of revenue. There is a very good reason airlines increasingly add clauses in the handling contracts with the airports punishing for creating delays and rewarding for reducing such. Being said to be an expert in winter ops planning, it’s bad enough about technical or natural (weather) delays. But yes, delays are also caused by aviation management, be it handling agent, airline operations or air traffic control.

A Summary…

So what now. I think the availability of delay statistics is compelling, useful and needed. But take them with care, as you take all statistics. Try to understand how they are computed, the logic behind and ask your provider accordingly. Yes, that includes our own. That’s why we publish the CheckIn.com methodology. Only if you understand it, you can yourself interpret it. Trust it.

We got to understand in our industry the value of data and common data structures. A delay is a delay? Nonsense. As I mentioned back three years ago in the article about A-CDM.

And I distrust any “closed source” company that does not provide me with their methodology on their analyses. Like many airports do. On the other side, at CheckIn.com, the value is not really the methodology (which is sound), it’s the work that is behind it, the compilation of data from different sources, the constant improvements we give that. Only given sound data, we can provide quality analyses. Given the quality data, anyone can come up with more or less professional analyses. Even to come up with the calculations we do to calculate an airport’s impact on a traveler’s likeliness to choose the one or other airport can be replicated. Though no, we don’t explain in detail how we do it, but the general concept. The hard work we spend every day to merge data from different sources, to cover for mistakes and other short-comings – that makes our work so hard to copy… And is a main part of our USP (Unique Selling Proposition), what makes us “unique”.

Food For Thought
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Not Invented Here

“Our Heads Are Round so our Thoughts Can Change Direction” [Francis Picabia]
Image courtesy Oxford Creativity

This week, I happened to stumble across this Wikipedia article: https://en.wikipedia.org/wiki/Not_invented_here

Then I stumbled across this image.

It reminded me very much of my experience with A-CDM, where most larger airports’ IT rejects external solutions in order to build a custom-made solution. After several years of work, we have several tires (or tiers?) of different size, incompatible to build upon.

It’s the same argument I hear from many airports and airlines when talking to them about CheckIn.com.

It will take time (and interest) until they understand that it’s not just another “same”, but something fundamentally new.

Linus Torwalds, inventor if the Linux operating system said: “The NIH Syndrome is a Desease”

Food for Thought
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A-CDM – why doesn’t it pick-up speed?

This is the question I got confronted with this week, triggering me to think in more detail about it.

As you may remember, I have written a few introductions posts about A-CDM. I still believe in A-CDM and think it is something airports should implement, but much more important, airlines should demand – and jointly invest into it with their main airport partners to steer developments in the right direction.

de-icing bak3

I don’t have any access any more to the base file, but as a result on the presentation of the Zurich case study I’ve put together for WinterOps.ca, I focused on the “cash” savings, I hadn’t addressed then. We did calculate based on the performance improved expressed on slides 3 and 5 and the underlying data. We used conservative figures from IATA, Eurocontrol and FAA about the cost incurred by delay per minute. Our conservative results for Swiss (airline), the hub carrier at ZRH with a 48% market share in the given winter  saved more than 20 million Euros. Even if we consider the delay cost only applicable beyond 15 minutes, the savings were above € 10 million (approx $ 13 million then). If you consider the cost to set up the system from scratch and the necessary interfaces, one single harsh winter covers up for the cost.

Similar are the savings on normal operations on the bigger airports and on all the hub airports of reasonable size.

winterops3+5

Eurocontrol A-CDM Impact Assessment ReportNow my friends in the LinkedIn group CDM@airports celebrate airport Number 20 being A-CDM compliant. And they praise the A-CDM Impact Assessment Study by Eurocontrol. Sorry if I don’t fall into the appraisal and worshiping… The new study again looks very “scientific” at the issue, just “generic” cost savings, no individual example, but such being the argument for the CFO (Chief Financial Officer). In my comments, I got the response that it’s “obvious” and the decision makers are expected to understand the cost savings intuitively. Sorry there, in my experience even when you push their nose on the $ or € amounts they tend to come up with the hen/egg principle. Why should they invest into it, what’s their benefit? And guess what: They’re right!

We got to answer that question to promote the issue.

There’s also a nice animated video about the European ATM master plan linked to the issue. Though looking at the key deliverables, I don’t find the cost savings they promote in the video. It’s again “scientific view point” where executives are to understand the cost savings from the operational improvements. But that’s exactly the point. In my experience, these chief something officers do not spend the time to think that step on their own. As such. Without some company investing into a presentation to convert those operational improvements into cash savings, why would someone want to invest into it?

But the main two questions are: What’s the cost saving for me and who should invest and why? Those questions are not properly addressed I believe.

To rephrase the first question:

Who benefits and what’s the numbers?

Source: Eurocontrol A-CDM Impact Assessment
Source: Eurocontrol A-CDM Impact Assessment

So Swiss at Zurich benefited from an investment by Zurich Airport in the range of what? 20 Million? In one winter alone. But Swiss did not invest. Zurich Airport is. And most airline managers I talk to go “it’s an airport thing”. Sorry. If you’re an airline operations manager and you don’t get the point, you might be over your head on operations and have no vision for your own business’s development. Understandable if you’re a small airline. Not very professional if you work for one of the big shots.

At the right, there’s the “cost savings” slide from the A-CDM Impact Assessment. Back in 2004, the DOT averaged a delay minute with $ 100, more recent figures from Eurostat, IATA or other sources are sometimes substantially higher. The study even addresses the total savings on the fuel side. though 26.8 million on 2.2 million departures don’t sound much. What misses is the amount of delays those 2.2 million departures accumulated. Then you can break it down. Or where and when those delays arose (i.e. during winter operations? ATC delays?

There’s also something we call the A-CDM delay. When flights do not leave “on time”, due to A-CDM constraints. Such your flight could have left “punctual” but sitting duck on the taxi way due to traffic jam. Instead, A-CDM keeps the flight at the gate until the A-CDM system needs it for the now jam-free departure. That’s a change in paradigms! But it’s better for everyone, so you better find a way to solve the resulting repercussions (and yes, there are ideas).

The main benefit is to the airline! Secondary benefit is to the more punctual airport, also thanks to a usual increase in “capacity”. Though it might be noteworthy that even London Heathrow found good reason to invest into A-CDM solutions.

Who should invest – and why?

Priorities
Priorities

There’s two opinions I was confronted over the course of the past two years. Airlines believe, that this is a “single airport issue” and should be the concern of the airport. Whereas most airport managers question, why they should invest, if the airline benefits in dollars & cents from the development. O holy dear St. Florian

There were some good approaches as to implement the technology and charge the airline for the savings. That simply does not work, as usually there’s not a single effort to improve punctuality and airlines after tend to question the cost savings to result from that investment. Or airline managers sit back and expect the airport to be interested to provide improved punctuality. Whereas some airports openly questioned that they make more money from delayed passengers than from punctual ones. And as long as it’s not the airport to blame, why should they care too much?

Don’t get me wrong, I don’t approve either. That is an issue, I believe must be addressed by the players on a global scale! That A-CDM Impact Assessment Study was a good idea, just from a practical point of view a lousy execution. It is my honest believe that airline operations managers must understand that they got to demand A-CDM at their hub airports in order to improve on-time performance for the better of their own network. And airline and airport must find a way to benefit both on an investment. The current trend to have the airport pay and the airline to pick the raisins and savings is neither fair, nor does it help to promote comprehensive A-CDM deployment.

That also means that the airline has to invest into their OCCs (Operations Control Centers) to exchange data with the other players as explained in my post APOC, OCC, NMOC and A-CDM.

Food for Thought
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APOC, OCC, NMOC and A-CDM – a Bigger Picture

“Our Heads Are Round so our Thoughts Can Change Direction” [Francis Picabia]
IHS Jane's ATC Innovation Award 2014
IHS Jane’s ATC Innovation Award 2014

Returning from World ATM Congress in Barcelona (with the IHS Jane’s ATC Innovation Award in my baggage!), I think it’s time to address some feedback on an issue that I keep discussing in LinkedIn and elsewhere: The need to “link” the Airlines Operations Control Center (OCC) and the APOC (Airport Operations Center), the latter being a vital part in A-CDM.

Unfortunately, I see it happening frequently that these “control centers” live in their own little universe with little to no links to their peers. Talking about “Big Data”, Sabre as well as Amadeus and Travelport are “big data players”, though in danger to keep the silo thinking up too long.

Where Sabre once brought global e-Commerce to aviation, back in the 60s, back in the mid-80s, we installed the first Sabre Terminals in European travel agencies, aviation now stumbles behind on the possibilities of global e-Commerce, thanks mostly to technical limitations. As no-one wants to invest… If AA wouldn’t have invested at the time, where would we all be today? But is TPF (Transaction Processing Facility) still the core of our being? Or is it time to move on?

“When we are taught aviation at university we get the impression of how advanced aviation technology really is. When we start working, we are at awe, how little common sense or state-of-the-art is applied in aviation technologies.”

[a student at DLR German Aerospace Agency I recently talked to]

Today’s Agenda

Some keywords what I mean to address here are definitions such as A-CDM (vs. CDM) and Departure – or concepts like Collaboration or Rotation

What is the difference between an Airline Operations Control Center (OCC) and an Airport Operations Center (APOC)? And what about the Air Traffic Control’s Network Management Operations Center (NMOC)? And where is the “collaborative aspect” in these?

Right now, they are just three different data silos and collaboration, where it exists, is on a very small local level.

The OCC focuses to limit the negative impact any disruptions have on the operation of any single aircraft in the fleet. The OCC is – so far – the only point that has a rotational point of view, looking at the entire rotation of the aircraft and trying to minimize the impact of disruptions not just on the flight in question, but for all the ones following that particular “segment” (flight A to B).

PassengerRights2With increasing legal demand to reimburse passengers on late or canceled flights beyond the value of their net fare they paid, this is were money for the airline is burned. And impact of disruptions and delays at the airport or in the air space may be a nuisance for the work at the airport or the air traffic controllers, but they have a commercial impact on the airline:

They are expensive.

Nevertheless, I seem to be rather alone in that point of view in discussions. Yes, there is an intellectual understanding at airports and ANSPs, but I have a gut-feeling, that it does not “compute” there really: Or why is it, that many ANSPs are not having their representative in the APOC? Not to talk about direct links yet. Or in the OCC? Or why do many APOCs not have direct (data) links to the OCCs of even their most important airlines?

What is … Departure Time?

Eeee...gypt_One discussion a few days ago addressed the definition of “departure”. And it is such a basic difference in definition, it hit me like a hammer, making me understand the impact of that different perception! When air traffic control talks about departure, they talk about the take-off of the aircraft (ATOT). When the airline and airports talk about the departure, they often talk about the time, the aircraft leaves it’s parking position at the terminal or on the apron, the off-block-time (AOBT). I had trouble, understanding, why an airport should invest into a “Pre-Departure Sequencer” instead of a DMAN in the delair-definition. The difference is based on the same subtle misperception of departure. The PDS and most “DMANs” out there focus on the TOBT, taking somewhat into account the delivery of the aircraft “in time” to the runway. Based on a rather “static” assumption of ATC capacity. The DMAN in delair perception optimizes the “real” departure. Taking into account minimum separation of aircraft, depending on the Standard Instrument Departure (SID) route and other highly complex parameters, the DMAN calculates the best TOBT. Thus, no matter the general disruptions at the airport and the real throughput on the runway by ATC, it delivers as many aircraft as possible for departure. That maximises the throughput and in turn minimizing the recovery time after general delays or disruptions.

All that though happens at the given airport, i.e. Zürich. Talking with airports about departure management, the issue is about always that ATC (the ANSP) does not participate in the departure management, does not provide the needed information and – heresy! – how could we just imply that we could sort out the sequence for the air traffic controller? It works in Zurich? Heresy!

Is A-CDM not an FAA and Eurocontrol requirement? Burn it at the stake!

But now we go a step further…

Rotation

The impact of the aircraft rotation and why A-CDM is something airlines should consider linking OCC to APOC, consider to spend time though the ANSPs who initiated the entire process are the ones stumbling behind their once shining visions of collaborative approaches:

Because the ANSP thinks in “Silo” and leg (flight from A to B).

A friend just recently told me about a major market, offering free access to the excellent flight-data for all flights within the region to the ANSP of a neighboring region, giving this to be offered in reverse to them. The neighboring ANSP (smaller) is not interested, the data is for sale. And they don’t see the additional value having access to the live flight data offered to them. Excuse me? That is Silo thinking.

eastman

And that is, why aviation technology today is way behind other industries. Because there is still silo-thinking. “Collaborative Decision Making” is a nice concept, but it fails real life on a large scale for the narrow-minded thinking of the people who’s job it would be to push the idea! It’s not about the bigger picture, but simply about own benefit. People call that “Greed” and it’s a mortal sin.

Food for Thought
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A-CDM, TAM and Changing Paradigms

“Our Heads Are Round so our Thoughts Can Change Direction” [Francis Picabia]
Winter Operations
Winter Operations

The last weeks I was traveling a bit more. And while I attended WinterOps Canada, my boss was at Inter Airport Europe to promote our solutions jointly with our partner UFIS Airport Solutions. Coming back from Canada, I attended the renowned international TAM Symposium, taking place in Braunschweig, where I currently live.

Making new friends in Vancouver, it was my pleasure to also strengthen my friendship with Etienne at TAM Symposium, meeting also wonderful people like Tom, Johan, Anne, Erica, Louise, Kris or Hamsa, just to name a few – you know who you are 😉

One of the core results of these past two weeks is quite frightening. After years of promotion of A-CDM in Europe, there is only a handful of people who understand what A-CDM is all about. Even the experts at TAM Symposium reduced CDM (Collaborative Decision Making) to the sending of DPI-messages (Departure Process Information) to the Eurocontrol NMOC (Network Manager Operations Center). “Eight Airports have established A-CDM”…

As we promoted lately in a press release, Zürich became Eurocontrol CDM compliant (number nine). After doing CDM for more than 10 years, that was newsworthy… Because only now, it counts…?
Though if that is true, if it only counts when the data is linked to the ANSP (Air Navigation Services Provider, Air Traffic Control) why is it always a problem to get the ANSP into the APOCs (Airport Operation Centers) being developed?

Source firewalkeraussies.com
4-way tug-o-war

As I had expressed before, A-CDM is so much more than what most people, even the experts understand it to be. It is not just a concept to share data, but to work together for a common improvement, making sure everyone pulls on the same rope…

Now the makers of the TAM Symposium even add onto it, promoting TAM, Total Airport Management 😮

So what is TAM? Where CDM is mostly focused (so far) on the airside to improve airport processes, TAM adds the landside. Which is by the way, what Meta-CDM is all about as well, right Alison?
Again, if I search for “Total Airport Management” on the Internet, I get a ton of different explanations what TAM is… or is supposed to be? Even from companies who have been attending the TAM Symposium since it first started. Be it DLR, Eurocontrol, Wikipedia or Siemens. If I then turn it to a global scale and look at CDM or TAM, I could start crying.

“And discussing TAM and CDM, one of the key findings was that no-one understands what these developments are all about.”

As Etienne expressed in his short presentation, the main issue – and mostly the missing link – in the end is “The ‘C’ in CDM”. It’s about Change. Complexity. Cloud. Collaboration. Communication. Many things, but mostly not about Collaboration (as the definition says), but about Change.

eastman
© 2002, Richard Eastman

Change from a holistic data model with data residing in independent silos, towards a “cloud computing”, where you share the data and the players benefit from the collaboration of data, making sure everyone at any time has the same information at hand. Actually, that reminded me of a presentation of my dear friend Richard, who I quote in the header of this blog, which dates back into 2002 … The underlying concept he raised even as early as 1996!
It is frightening to think that in aviation, the airline, airport, ground handler and air traffic control work – to date – with different data. Supposedly the same, but there’s no guarantee for that…

So do we need to promote “TAM” or “CDM”? Or should we simply start to promote to use state of the art concepts such as “cloud computing” for the benefit of all players?

sabre
Sabre 1963

One of the questions that came up in the event was “Who owns the data”? And that is already the wrong question. No-one “owns” the data in a cloud. But by sharing, the quality of data is improved for the benefit of all – if you start of with an assumed value, whoever has the real value first, will amend the information, accessible seamlessly to anyone.

Once the pacemakers in global e-Commerce, enabling global flight booking in the 60’s long before “Internet”, the aviation industry has lost its bite long ago, stumbles behind.

To make CDM or TAM happen, we need to change. And change is (always and everywhere) a major problem. And we should start to think beyond our petty sandboxes, about the benefits of accurate data and how we can work together to a mutual benefit.

Adverse Weather
Adverse Weather

Another question that came up, was about the missing of airlines in CDM-development, they being the main beneficiary of the process. Which is right. If Zurich can now accurately forecast the delays and cancellations caused by winter operations, Zurich can inform the airlines operating flights inbound to Zurich in time to possibly cancel that flight, due to weather, ensuring this particular aircraft aside of that flight stays on-time in its rotation (its daily or weekly operations plan) and does not get stuck in Zurich with a three-hour delay. In reverse, easing the situation for the situation at Zurich.

As a result, the flight cancelled, no passenger compensation will be paid for it or the following flights the aircraft is planned to operate. The resulting cost is lower than if the flight would go without such warning and gets stuck at Zurich.

So yes, the airlines benefit from such development and it is a great pity that they do not understand that. Though as mentioned in my last post, when flying to Vancouver, BA and AA were unable to issue the boarding pass for the next flight segment. So even within the Oneworld Alliance, they seem incapable of sharing the necessary data.

Don Quixote

Now looking back at Richards presentation 2002 (and several before then) and comparing to what Hamsa Balakrishnan of the MIT said in her presentation at the TAM Symposium, I somehow feel reminded of good ol’ Don Quixote.

So let’s keep fighting those wind mills 😀

Food for Thought
(comments welcome)


Update: Following link failures, the files are now linked locally. The original links are:
delair Press Release on Zurich Airport A-CDM (2013)
Richard Eastman @ MIFNET 2002
Hamsa Balakrishnan @ TAM Symposium 2013
Etienne was hired by SITA in Spring 2015
UFIS A/S has been acquired by Amadeus in 2014

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Expanding the Situational Awareness Horizon

“Our Heads Are Round so our Thoughts Can Change Direction” [Francis Picabia]

“The high accuracy of the tactical forecasting of the de-icing demand by arosa de-icing allows us to pro-actively prepare for upcoming delays or flight cancellations with the ground handling companies, airlines and other involved partners. Our partners have come to understand this high accuracy to give them a tactical advantage compared to other airports working without such tool, allowing them to prioritize their flights and manage not just the current situation, but to prepare for it.”
Urs Haldimann, Head of De-Icing Coordination, Zürich Airport

“arosa PMS is a vital tool to early identify capacity constraints, we have it usually on the ACC’s center screen. Its identification of upcoming delays allows us and our partners in the ACC to take preliminary action, minimizing the real delays and their impact to our travelers.”
Thomas Hansen, Head of Airport Control Center, Düsseldorf International Airport

situational-awareness-source-eluniversal.com_
Source: eluniversal.com

One of the issues I keep discussing and explaining these days is the necessity to expand the situational awareness horizon in operations (aviation).

Today, most experts in operations are working based on “experience”. Though in stress, errors and misconceptions are likely. Where the traffic normally is ambitious, it is worse when all flights are full in high season. Taxiway constructions has impact to runway capacity, more ad hoc traffic than normal and then there is that weather front that might worsen the situation. The weather front? Which weather front. Ooops, missed…

“Pre-tactical” my colleagues call it, as “forecasting” in operational terminology is used for seasonal forecast. That you could imply to forecast traffic development or de-icing delays for the upcoming hours? Heretical!

Is it? Or did aviation simply loose it’s bite in embracing technological possibilities? One hyped word today is “Big Data”. If you embrace “Big Data”, why would you recoil from the idea of mathematically sound forecasting of several hours of flight planing?

Food for Thought
comments welcome
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