Birdwatch Note Rating
2023-11-06 11:19:09 UTC - HELPFUL
Rated by Participant: 08F6EB5101760950EF470CE332B9343C4798D6440C758C3A5429C3BC1CC4B678
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
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