astro-map.com

 Русский en en en en en en en en en en en en
... М72 < М73 > М74 ...

Asterism - 4 stars, visible nearby M73

Asterism - 4 stars, visible nearby M73 is in the constellation Aquarius (Aqr).

M73

Equatorial coordinates (epoch J2000):
Ra 20h 58.9m, Dec -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.



Nikolay Kurdyapin, astro-map.com  
Liked?   or tell your friends:



© 2018, astro-map.com
At a reprint of materials from this site link to the astro-map.com obligatory.