I was controlling and had a plane showing FL346. I asked to confirm altitude and altimeter setting, which he replied FL340, standard.
He mentioned he was flying XP12 and that it was due to cold temperature effect.
xPilot should report pressure altitude, not true altitude
I was controlling and had a plane showing FL346. I asked to confirm altitude and altimeter setting, which he replied FL340, standard. He mentioned he was flying XP12 and that it was due to cold temperature effect.
xPilot should report pressure altitude, not true altitude