Messier 107
Globular cluster in the constellation Ophiuchus
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Summary
Messier 107 is a globular cluster[1]. It draws 119 Wikipedia views per month (globular cluster category, ranking #15 of 58).[2]
Key Facts
- Discoverer or inventor: Pierre Méchain[3]
- Constellation: Ophiuchus[4]
- Spectral class: X[5]
- Part of: Milky Way[6]
- Commons category: Messier 107[7]
- Catalog code: NGC 6171[8], M 107[9], GCl 44[10], Melotte 148[11], C 1629-129[12], [KPS2012] MWSC 2422[13]
- Time of discovery or invention: April 1782[14]
- Topic's main category: Category:Messier 107[15]
- Commons gallery: Messier 107[16]
- Apparent magnitude: 8.85[17], 9.96[18], 4.31[19], 8.084[20], 7.109[21]
- Absolute magnitude: -7.08[22]
- Radius: 40 light-year[23]
- Radial velocity: -33.8 kilometre per second[24]
- Metallicity: -1.04[25], 66[26], -1.07[27], -1.13[28], -1.30[29], -1.10[30], -0.40[31], -1.06[32]
- Distance from Earth: 20,550 light-year[33], 0.006 megaparsec[34]
- Right ascension: 248.132750 degree[35]
- Declination: -13.053778 degree[36]
- Epoch: J2000.0[37]
- Declination component of proper motion: -3.100 milliarcsecond per year[38], -11.52 milliarcsecond per year[39]
- Right ascension component of proper motion: -0.700 milliarcsecond per year[40], -0.43 milliarcsecond per year[41]
Why It Matters
Messier 107 has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[42] It is known by 34 alternative names across languages and contexts.[43]