Gamma Ophiuchi

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γ Ophiuchi
Location of γ Ophiuchi (circled)
Observation data
J2000.0
Constellation
Ophiuchus
Right ascension 17h 47m 53.55973s[1]
Declination +02° 42′ 26.2000″[1]
Apparent magnitude (V) +3.753[2]
Characteristics
Spectral type A0 V[3] or A1VnkA0mA0[4]
U−B color index +0.040[2]
B−V color index +0.033[2]
Distance
102.8 ± 0.7 ly
(31.5 ± 0.2 pc)
Absolute magnitude (MV)+1.26[5]
Details
Myr
HR 6629, SAO 122754[9]
Database references
SIMBADdata

Gamma Ophiuchi,

light years from the Sun. It is moving closer to the Sun with a radial velocity of −7.6 km/s.[5]

It is known also as Muliphen,[8][11] although at least two more stars are known with this name: Gamma Canis Majoris (often spelled as Muliphein) and Gamma Centauri (often spelled as Muhlifain).[11]

This is an

AU from the host star.[3]

References

  1. ^
    S2CID 18759600
    .
  2. ^
    Bibcode:1984SAAOC...8...59C
    .
  3. ^
    S2CID 18883195
  4. ^
    S2CID 119476992
    .
  5. ^
    S2CID 119257644
    .
  6. ^
    Bibcode:1990A&AS...85.1015M
  7. ^
    S2CID 18154947
  8. ^ a b Hinckley Allen, Richard. "LacusCurtius • Allen's Star Names — Ophiuchus". Retrieved 2017-01-03.
  9. ^ "* gam Oph". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2007-01-20.
  10. ISBN 9780718847821
    .
  11. ^ a b Kaler, Jim. "Muliphen". Retrieved 2017-01-03.
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