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... М36 < М37 > М38 ...

Open star cluster M37

Open star cluster M37 is in the constellation Auriga (Aur).


Equatorial coordinates (epoch J2000):
Ra 05h 52.4m, Dec +32° 33'

Visual magnitude: 6,0m
Distance to the star clusters M37 to the Sun is 4510 light years
Angular size: 25'
External dimensions the star clusters M37 are about 33 light years.
Number of stars: 2000
Age of the object M37 is 500x106 years

Discoverer: Giovanni Battista Hodierna, before 1654 year.

The designation M37 in other catalogs: NGC 2099

Optimum magnification for a telescope with observations of M37, depending on the aperture of the telescope (D), is about D/6-D/2. Higher magnifications of course add details, but lead to a strong drop in the brightness of the image, making it difficult to observe.
The best month for observing M37 is January.

Nikolay Kurdyapin,  
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