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... М37 < М38 > М39 ...

Open star cluster M38

Open star cluster M38 is in the constellation Auriga (Aur).


Equatorial coordinates (epoch J2000):
Ra 05h28.7m, Dec +35° 51'

Visual magnitude: 7,0m
Distance from the star clusters M38 to the Sun is 3480 light years
Angular size: 15'
Class: II
External dimensions the star clusters M38 are about 15 light years.
Number of stars: 100
Age of the object M38 is 150—290x106 years

Discoverer: Giovanni Battista Hodierna, before 1654 year.

The designation M38 in other catalogs: NGC 1912

Optimum magnification for a telescope with observations of M38, 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 M38 is January.

Nikolay Kurdyapin, astro-map.com  
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