BG Crucis

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BG Crucis

A light curve for BG Crucis, plotted from Hipparcos data[1]
Observation data
Epoch J2000      Equinox J2000
Constellation Crux
Right ascension 12h 31m 40.33011s[2]
Declination −59° 25′ 26.1224″[2]
Apparent magnitude (V) 5.49[3] (5.34 - 5.58)[4]
Characteristics
Spectral type F7Ib/II[5] (F5Ib - G0p)[4]
B−V color index 0.622±0.012[3]
Distance
1,830 ± 90 ly
(560 ± 30 pc)
Absolute magnitude (MV)−2.63[3]
Details
Myr
G 35 Cru[10]
Database references
SIMBADdata

BG Crucis is a suspected

light years from the Sun based on parallax, and is drifting closer with a radial velocity of −19 km/s.[6]

The visible component is a

shock waves produced as a result of the instability.[7]

BG Crucis is 64

luminosity of the Sun from its enlarged photosphere at an effective temperature of 6,253 K.[7]

References

  1. ^ "Hipparcos Tools Interactive Data Access". Hipparcos. ESA. Retrieved 8 December 2021.
  2. ^
    doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR
    .
  3. ^
    S2CID 119257644
    .
  4. ^
    S2CID 125853869
    .
  5. Bibcode:1978mcts.book.....H
    .
  6. ^
    S2CID 59451347
    , A61.
  7. ^
    S2CID 122521758
    .
  8. ^
    S2CID 118629873
  9. S2CID 53666672
    .
  10. ^ "TU Crv". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 30 August 2018.
  11. S2CID 14878976
    .
  12. Bibcode:1970Obs....90...66S
    .
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