М72 < М73 > М74 ...
Asterism - 4 stars, visible nearby M73
Asterism - 4 stars, visible nearby M73 is in the constellation Aquarius (Aqr).
Equatorial coordinates (epoch J2000):
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.
Nikolay Kurdyapin, astro-map.com
© 2018, astro-map.com
At a reprint of materials from this site link to the astro-map.com obligatory.