 Altimeter Question
Stefan <stefan@mus._INVALID_.ch> wrote in news:c9458$4807bcae$54487328$4551
@news.hispeed.ch:
> WingFlaps schrieb:
>
>> Perhap we are at crossed purposes but an ARFOR does not refer to an
>> airfield -that's a METAR and not all fields issue them. So in this
>> case how can QNH give field elevation unless it's an ISA day?
>
> Again: QNH gives *by definition* the field elevation.
Only at the airport ref point, so, no, it doesn't.
Bertie |