N237GA is shown on 'the list' as Challenger 604 c/n 5400 The FAA site shows c/n 5400 as N266GA N237GA is shown on the FAA site as reserved for Gulfstream G450 c/n 4055 (which is currently N455GA) Rgds Dick Ware Gillingham Dorset UK 51-04N 002-17W ANAD Decoder 2.1 COAA Planeplotter 2.8a ACARS-AC list dated 27OCT06 E&OE Message sent 071831z