Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  70 UMa  ·  M 40  ·  NGC 4284  ·  NGC 4290  ·  The star 70UMa
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M40, Gary Imm
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M40

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M40, Gary Imm
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M40

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Description

Messier 40 (M40), also known as Winnecke 4 (WNC 4), is a double star located in the constellation Ursa Major, the Great Bear. M40 lies at a distance of 510 light years from Earth. It is commonly recognized as the worst Messier object.

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M40, Gary Imm

In these public groups

Cloudy Nights

In these collections

Messier Catalog (Complete)