Originally Posted by
Evanelpus
I didn't realize that some airlines send more accurate ads-b information than others. Which probably explains why when at an airport you see the aircraft has landed but FR24 shows it adjacent to the runway in a housing estate.
DaveReidUK has pointed out to me that it really is the case depending on how and when ADS-B installations were done on a particular fleet.
I've flown legacy 757's in years past where my nav display came from IRS and radio nav but my ADS-B, TCAS and (maybe) EGWPS used usually better GPS positions.