Birdwatch Note Rating
2023-11-04 20:59:33 UTC - HELPFUL
Rated by Participant: 8248820E829F7B7B5923F158D31936384B0B04BE030A8C51A0150A62303308C1
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