GLOBULAR STAR CLUSTER MESSIER 4 (NGC 6121)

Posted by MENEZES FO
on Wednesday, December 8, 2021

M72 (NGC 6981) is a globular cluster in the constellation Aquarius, at a distance of approximately 50,000 light-years from Earth, it is one of the most distant clusters that make up the Messier catalogue.
It's not very dense, only Messier 71 and Messier 56 are less dense than M72.
It was discovered by Pierre Méchain on August 29, 1780, being the first of five star clusters that Méchain would discover while helping Messier.

BEST DETAILS:
https://www.astrobin.com/full/wrsdxd/D/

EQUIPMENTS:
ZWO ASI 6200MC
Esprit 1500mm

08/01/2021
Location: Jales - SP - Brazil

**Author**: Fernando Oliveira de Menezes
(Organizing author of the book Astrofotografia Amadora no Brasil
https://clubedeautores.com.br/livro/astrofotografia-amadora-no-brasil
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