Messier 40 (Winnecke 4)
Posted: 28.11.2023, 20:44
Messier 40
Messier's mistake
So this optical pair is actually a triple, and B actually has a white dwarf as its distant companion. Neat.
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Messier's mistake
So this optical pair is actually a triple, and B actually has a white dwarf as its distant companion. Neat.
Download: