Birdwatch Note Rating
2023-11-04 20:50:38 UTC - HELPFUL
Rated by Participant: 9DBFDECE44F1BC517EC09002BFD942D646E99A9034F6E4F66D391D8679B6E167
Participant Details
Original Note:
Because the transponders in three of the four hijacked aircraft were switched off, and the remaining aircraft had changed its transponder code twice, the FAA had difficulty relaying the current aircraft positions https://www.vanityfair.com/news/2006/08/norad200608 https://web.archive.org/web/20091010053852/http://pccw.alumni.cornell.edu/news/newsletters/spring06/riggs.html
All Note Details