Mu Lyrae

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Mu Lyrae
Observation data
Epoch J2000      Equinox J2000
Constellation Lyra
Right ascension 18h 24m 13.78599s[1]
Declination +39° 30′ 26.0473″[1]
Apparent magnitude (V) 5.11[2]
Characteristics
Evolutionary stage subgiant[3]
Spectral type A0 IV[4]
U−B color index +0.07[5]
B−V color index +0.047±0.004[2]
Distance
412 ± 7 ly
(126 ± 2 pc)
Absolute magnitude (MV)–0.53[2]
Details
Rotational velocity (v sin i)
165[3] km/s
HR 6903, SAO 66943[7]
Database references
SIMBADdata

μ Lyrae, Latinized as Mu Lyrae, is a solitary

light years distant from the Sun based on parallax,[1] but is drifting closer with a radial velocity of −24 km/s.[2]

This object has

Sun's luminosity from its photosphere at an effective temperature of 9,016 K.[3]

References

  1. ^
    doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR
    .
  2. ^
    S2CID 119257644
    .
  3. ^
    S2CID 55586789
    .
  4. ^
    S2CID 18370219
    .
  5. Bibcode:1986EgUBV........0M
    .
  6. ^
    S2CID 425754
    .
  7. ^ "mu Lyr". SIMBAD. Centre de données astronomiques de Strasbourg.
  8. S2CID 14878976
    .
  9. ISBN 978-0-344-21405-9
    .
  10. ^ "Naming Stars". IAU.org. Retrieved 16 December 2017.
  11. S2CID 119273474

External links
Retrieved from "https://en.wikipedia.org/w/index.php?title=Mu_Lyrae&oldid=1154750043"