Back at the beginning; "locally based." So you must have recognised the aircraft which, once the identity is confirmed you assert to be another aircraft.
Your expertise is beginning to look questionable.
Ah! Got it.
You are rumoured to be a professional pilot.
(Here in the private flying section, you may find yourself to be overqualified to argue with "amateur pilots.")
Last edited by m.Berger; 13th Nov 2013 at 08:19.