That the air traffic control service at that that technical fault that had happened during the morning had been fixed. now, it meant that flight plans for pilots that are normally done automatically were having to be done manually, and that meant that the number of flights coming into airports had to be slowed down. that led to the cancellations. if you look behind me, this is flight radar 2a who track all the flights coming in and out of the uk. you can see all the planes are now flying and taking off. a lot more than there were a little earlier. if i zoom in on heathrow airport, they you can see the flights landing and taking off. they have been going on. normally a flight lands every 45 seconds. that of christmas slowed down today. in other parts of flight radar that i can show you that will give you a goodidea can show you that will give you a good idea of that, this shows you across the rest of europe. where you see red, across the whole of the united kingdom, that is where they c
From heathrow. live now to chris lomas, who is aviation content specialist at flight radar 2a and a commercial pilot. great to have you on the programme. so this has obviously caused a lot of disruption, just tell us what you can see in the data about where flights are, where the biggest disruptions are? i flights are, where the biggest disruptions are? flights are, where the biggest disruptions are? i think the best wa to disruptions are? i think the best way to start disruptions are? i think the best way to start is disruptions are? i think the best way to start is to disruptions are? i think the best way to start is to look disruptions are? i think the best way to start is to look at - disruptions are? i think the best way to start is to look at the - way to start is to look at the international picture of travel in europe, and work your way down. so it visualises flights on a map, those who aren t familiar with it, and unsurprisingly as the day has progressed, we ve seen i