M71 (NGC 6838) is a globular cluster in the constellation Sagitta.
The star cluster is at a distance of about 12,000 light years away from Earth and spans some 27 light years across.
Source: https://en.wikipedia.org/wiki/Messier_71
Photographs (March 2019) made in Zwardoń. A standard place of meetings of the Polish association of astronomy enthusiasts – Katowice dep.
Equipment: Canon EOS 6D, Sky-Watcher 200/1000 [mm] on the NEQ6 Pro. and Lacerta autoguider.
Stack: APP (6 best frames)
Processing: GIMP v2.10.14 + add-ons (Linux)
Lights: 6 x 118[s], ISO-1600; 30.3.2019
Flats: 1 ISO-1600; 30.3.2019
Bias: 20 ISO-1600; 02.8.2019
