15 Canis Majoris

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15 Canis Majoris

A visual band light curve for EY Canis Majoris (1992)[1]
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Canis Major
Right ascension 06h 53m 32.907s[2]
Declination −20° 13′ 27.32″[2]
Apparent magnitude (V) +4.82[3]
Characteristics
Spectral type B1 Ib[4]
U−B color index -0.96[5]
B−V color index −0.212±0.013[3]
Variable type β Cep[4][6]
Distance
1,200 ± 100 ly
(370 ± 30 pc)
Absolute magnitude (MV)−3.02[3]
Details
Rotational velocity
(v sin i)		20±12 km/s
HR 2571, SAO 172520[8]
Database references
SIMBADdata

15 Canis Majoris is a

apparent visual magnitude of +4.82.[3] It is moving away from the Earth with a heliocentric radial velocity of 28 km/s.[7]

This is a

luminosity of the Sun from its photosphere at an effective temperature of 26,100 K.[4]

References

  1. Bibcode:1992A&AS...96..207H
    . Retrieved 14 November 2021.
  2. ^
    S2CID 18759600. Archived from the original on 2016-04-02. Vizier catalog entry
  3. ^
    S2CID 119257644
    .
  4. ^
    S2CID 17497112
  5. Bibcode:1986EgUBV........0M
    .
  6. ^
    S2CID 125853869
    .
  7. ^
    S2CID 119231169
    .
  8. ^ a b "15 CMa". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved April 30, 2019.
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