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Gamma Librae

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Gamma Librae

Gamma Librae
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Libra
Right ascension 15h 35m 31.54s
Declination −14° 27′ 22.4″
Apparent magnitude (V) +3.91[1]
Absolute magnitude (V) +0.56
Distance 152 ly
(46.63 pc)
Spectral type K0 III[1]
Other designations
38 Librae, CD -27 10464, FK5 577, HD 138905, HIP 76333, HR 5787, SAO 159370.[2]

Gamma Librae (γ Lib, γ Librae), or Zuben-el-Akrab, is a star in the constellation Libra.

Name

Gamma Librae has the traditional name Zuben-el-Akrab (also rendered Zuben (el) Hakrabi and corrupted as Zuben Hakraki). The name is a modification of the Arabic الزبن العقرب al-Zuban al-ʿAqrab "the claws of the scorpion", a name that dates to before Libra was a distinct constellation from Scorpius.

Properties

Gamma Librae belongs to the spectral class K0III, and is of the fourth-magnitude, having apparent magnitude +3.91. It is approximately 152 light-years (47 parsecs) from the Earth. This star has 2.15 times the mass of the Sun and is radiating around 71 times the luminosity of the Sun at an effective temperature of 4,822 K.[1]

References

  1. ^ a b c
  2. ^
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