Birdwatch Note Rating
2023-11-04 21:09:33 UTC - HELPFUL
Rated by Participant: 059B981746AE7BF08FB4C7A0E7944C1153F5DCF62706DD73A1602950B3A5FE84
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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