Missing Geo Locations for Flights

Please find the attached map.

We tried to plot for some of the flights dated 20-Aug-18 flight based on the geographical location available in GeoLastTrack API ( Refer screenshots attached)

Please find below our observation

  1. Majority of co-ordinates are missing for some of flights even though travel completed . Eg : Flight UAE722 . Please let us know the reason behind.
  2. Is the missing ordinates are specific to certain flights or any regions? Please give us the details.

There are known gaps in positional coverage, particularly in ADS-B and oceanic areas. You can see this on our coverage maps at https://flightaware.com/adsb/coverage#data-coverage