http://www.drivehq.com/file/df.aspx/publish/acarsonline/PublicFolder/aircraft.txt N924S is shown as Falcon 900 c/n 40. It's actually c/n 149 Source: http://registry.faa.gov/aircraftinquiry/NNumSQL.asp?NNumbertxt=924S Falcon 900 c/n 40 is, I believe, now current as N839RM http://registry.faa.gov/aircraftinquiry/NNumSQL.asp?NNumbertxt=839RM Regards Dick --