Celestial hemisphere:  Northern  ·  Constellation: Cancer (Cnc)  ·  Contains:  IC 523  ·  PK219+31.1  ·  Sh2-290
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Abell 31, PN in Cancer, Markus Blauensteiner
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Abell 31, PN in Cancer, Markus Blauensteiner
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Description

Abell 31 is one of the apparently largest PNe in the sky. At the same time it has a very low surface brightness of about 26.9 mag/arc-sec².

The distance of Abell 31 is about 2000 light years.

Ha-[OIII]-LRGB: [OIII] 71x10 min / Ha 67x10 min, L 48x10 min, RGB 19x10 min per filter, total 40 h 30 min;

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Abell 31, PN in Cancer, Markus Blauensteiner

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