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Messier 107
Sign in to saveAlso known as Globular Cluster M107, Messier Object 107, M107
Globular cluster in the constellation Ophiuchus
Key facts
- Class
- X
- Right ascension
- 16 32 31.86
- Declination
- –13 ° 03 ′ 13.6 ″
- Distance
- 20.9 kly (6.4 kpc )
- Apparent dimensions v
- 10 ′
- Mass
- 1.82 × 10 M ☉
- Radius
- 30 ly
- Metallicity
- [ Fe/H ] = –0.95 dex
- Estimated age
- 13.95 Gyr
- Other designations
- C 1629-129, GCl 44, M 107, NGC 6171
via Wikipedia infobox
Wikidata facts
- Instance of
- globular cluster
- Part of
- Milky Way
- Constellation
- Ophiuchus
- Distance from Earth
- 0.006
- Radius
- 40
- Image
- M107map.png
Show 15 more facts
- time of discovery or invention
- 1782-04-00
- Commons category
- Messier 107
- catalog code
- [KPS2012] MWSC 2422
- discoverer or inventor
- Pierre Méchain
- Commons gallery
- Messier 107
- apparent magnitude
- 7.109
- spectral class
- X
- radial velocity
- -33.8
- absolute magnitude
- -7.08
- metallicity
- -1.06
- right ascension
- 248.132750
- declination
- -13.053778
- epoch
- J2000.0
- right ascension component of proper motion
- -0.43
- declination component of proper motion
- -11.52
Sources (2)
via Wikidata · CC0
~2 min read
Encyclopedic overview
Messier 107 or M107, also known as NGC 6171 or the Crucifix Cluster, is a very loose globular cluster close to the equator in Ophiuchus, and is the last such object in the Messier Catalogue.
Observational history, namings and guide
Excerpted from Wikipedia’s “Messier 107” article, available under the CC BY-SA 4.0 licence.