Fonz 121, just the answer i was looking for.
Only asked coz it mentioned in the crew room and there were a variety of attempts to explain what you could and couldn't do but no-one could answer with certainty....bograts...
Aerocat, totally understand that side of things, also consier the alternate you must hold does not require Naviads if it is VMC below LSALT+500, 8km vis etc...