VP-BAJ BBJ air test

737-77Z BBJ VP-BAJ msn 62699 ln 5749 performed an air test at BSL 9 Feb flying as VPBAJ, hex 42431D.  This aircraft was last noted flying BSL to OBF (Oberpfaffenhofen) on 1 April 2016 still as N839BA and I've not been able to find any record of its return to BSL.

Credit : Duresse Patrice.