Ross 47

Coordinates: Sky map 05h 42m 09.26772s, +12° 29′ 21.6225″
Source: Wikipedia, the free encyclopedia.
Ross 47
Observation data
J1950.0
Constellation Orion
Right ascension 05h 42m 09.26769s[1]
Declination +12° 29′ 21.6048″[1]
Apparent magnitude (V) +11.48 - 11.55[2]
Characteristics
Evolutionary stage red dwarf
Spectral type M4V[3]
U−B color index +14.264
B−V color index +13.130
Variable type BY Dra[2]
Distance
18.888 ± 0.003 ly
(5.7912 ± 0.0010 pc)
Absolute magnitude (MV)+12.73[4]
Details
Gyr
TYC 722-455-1, 2MASS J05420897+1229252[10]
Database references
SIMBADdata
Ross 47 is located in the constellation Orion
Ross 47 is located in the constellation Orion
Ross 47
Location of Ross 47 in the constellation Orion

Ross 47 is a

spectral type M4 located in the constellation Orion, 19 light-years
from Earth.

References

  1. ^
    S2CID 244398875
    . Gaia DR3 record for this source at VizieR.
  2. ^
    S2CID 125853869
    .
  3. doi:10.1086/191611
    .
  4. S2CID 119257644
    .
  5. ^
    S2CID 235435757
    . 40.
  6. S2CID 211252698
  7. S2CID 119237202
    .
  8. S2CID 218719951
    .
  9. S2CID 260555994
    .
  10. ^ "Ross 47". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 16 February 2021.


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