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... М72 < М73 > М74 ...

Asterism - 4 stars, visible nearby M73

Die Sternhaufen M73 is in the constellation Aquarius (Aqr).

M73

Equatorial coordinates (epoch J2000):
Ra (α):20h58.9m, Dec (δ):-12° 38'


Angular size: 2,8'

Discoverer: Charles Messier, 04.10.1780 year.

The designation M73 in other catalogs: NGC 6994

Optimum magnification for a telescope with observations of M73, depending on the aperture of the telescope (D), is about >20x. 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 M73 is September. 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.

M72
Мessier 72
M74
Мessier 74

Nikolay Kurdyapin, astro-map.com  
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