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Spiral galaxy M74

Spiral galaxy M74 is in the constellation Pisces (Psc).


Equatorial coordinates (epoch J2000):
Ra 01h 36.7m, Dec +15° 47'

Visual magnitude: 8,5m
Distance to the galaxy M74 to the Sun is 25,1*106 light years
Angular size: 11'×10'
Class: Sc
External dimensions the galaxy M74 are about 77000 light years.
Estimated weight the galaxy: 300x109 suns

Discoverer: Pierre François André Méchain, 1780 year.

The designation M74 in other catalogs: NGC 628

Optimum magnification for a telescope with observations of M74, depending on the aperture of the telescope (D), is about D/6-D/3. 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 M74 is November.

Nikolay Kurdyapin,  
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