M75 Globular Cluster in Sagittarius

Only  6,8' in diameter and 9,2mag bright,M75 is the most distanced globular cluster of all Messier objects.It is situated at the opposite side of our milky way,at about a distance of 67500 light-years.

Its center is the most densely concentrated one of all GC´s in the Messier-Catalog.It may once have been a dwarf galaxy that merged with our Milky-Way.

M75 was first seen by Pierre Méchain in 1780 and included in Messier´s Catalog in the same year.


position (epoch 2000):

RA.: 20h 06m 04,8s
Decl.: −21° 55′ 20,1″


image data:

LRGB image with L = synth.of all, RGB = 5x1200s each,a total of 5.0 hours

80cm f/7 AstroOptik Keller corrected cassegrain FLI Proline 16803 Astrodon LRGB GenII filters

Prompt 7 CTIO/UNC Chile,remote controlled

image processing: Bernd Flach-Wilken


here you see the Globular Cluster M75 in a 18.8´x 18.8´ field,83% of the maximum FOV of our equipment.

For full resolution click HERE

this is more detailded version of M75:

HERE is a link to a look at M75 with the HST










Last modified on Friday, 08 November 2019 12:43

Go to top