M 21

M 21
0

M 21

M 21 is an open cluster composed of about sixty stars and is located in the constellation of Sagittarius, M 21 has a considerable concentration of stars for this type of object, being the distance v between the stars about one light year, the distance of the cluster is about 4,000 light years
SPECIFICATIONS
Telescope ..........................................................................................................................................................................................................................
CHI-1-CMOS
Camera ..........................................................................................................................................................................................................................
QHY 600M
Location ..........................................................................................................................................................................................................................
EL SAUCE OBSERVATORY, CHILE
Date of observation ..........................................................................................................................................................................................................................
2025-05-23
Filters ..........................................................................................................................................................................................................................
LRGB
Processing ..........................................................................................................................................................................................................................
Pixinsight and Photoshop
Credits ..........................................................................................................................................................................................................................
Credit Sauro Gaudenzi / Data Telescope Live
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M21
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