N500AF is shown on 'the list' as Falcon 50 c/n 170 http://www.drivehq.com/file/df.aspx/publish/acarsonline/PublicFolder/aircraft.txt It's actually c/n 320 (c/n 170 is N504YP) http://registry.faa.gov/aircraftinquiry/nnumsql.asp?NNumbertxt=500af http://registry.faa.gov/aircraftinquiry/NNumSQL.asp?NNumbertxt=504YP Rgds Dick --