Took off from Oakland, California, US.
Attached: 1 image Another update on the progress being made by "the big four" alternative ADSB aggregators that have sprung up since #ADSBExchange was sold last week. The most successful so far appears to be ADSB.fi, which as of 15 minutes ago, was tracking 46% the number of aircraft of ADSBx. ADSBx has lost roughly 8% of its feeders (9470 to 8693 per the numbers I can find).