An extreme case is represented by the data for Jan Mayen in these tables.
You said it was possible that they might have made for Jan Mayen and been frozen up there.
Well, Steve boy,” said the doctor, “what do you think of Jan Mayen?
But, after all, it is not much more surprising than my coming upon fox-tracks out on the ice between Jan Mayen and Spitzbergen.
"I'd rather be lying out on Jan Mayen, shooting seal in forty degrees of frost," said Dirrik, wiping his brow.
As for the voyage into the Jan Mayen waters in February, it would be dangerous but by no means impossible.
The Jan Mayen data refer really to Gttingen mean time, but this was only twenty-three minutes late on local time.