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... М33 < М34 > М35 ...

Open star cluster M34

Die Spiralgalaxie M34 is in the constellation Perseus (Per).


Equatorial coordinates (epoch J2000):
Ra (α):02h42.0m, Dec (δ):+42° 47'

Visual magnitude: 6,0m
Distance from the star clusters M34 to the Sun is 1630 light years
Angular size: 35'
Class: I,3,m
External dimensions the star clusters M34 are about 17 light years.
Number of stars: 94
Age of the object M34 is 225x106 years

Discoverer: Giovanni Battista Hodierna, before 1654 year.

The designation M34 in other catalogs: NGC 1039

Optimum magnification for a telescope with observations of M34, depending on the aperture of the telescope (D), is about 10x-30x. 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 M34 is November. At this time, the object is at midnight near its highest point in the sky, that is, it is less affected by light from the lanterns and atmospheric distortions.

Мessier 33
Мessier 35

Nikolay Kurdyapin, astro-map.com  

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