Top picture: M 12 by @galaxyhunter_jo

Globular cluster · Ophiuchus

M 12

Also known as NGC 6218

Shot with Celestron EdgeHD 8 with 0.7× reducer ×1 · Dwarf 3 ×1

• Messier 12→

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Type

Globular cluster

Constellation

Ophiuchus

Position (J2000)

16h 47m 15s · −1° 56′ 52″

Discovered

by Charles Messier in 1764

Pictures

2

Typical integration

4.5 h

Magnitude

6.07

visual

Size

11.1′

Distance

~16,000 ly

Best months

May–Jul

Catalogue data from OpenNGC by Mattia Verga, CC BY-SA 4.0. Distances, discoverers and common names from Wikidata, CC0.