Phi1 Orionis

Source: Wikipedia, the free encyclopedia.
For other stars with this Bayer designation, see Phi Orionis.
φ1 Orionis
φ1 (circled) in the constellation Orion
Observation data
ICRS
)
Constellation Orion
Right ascension 05h 34m 49.23804s[1]
Declination +09° 29′ 22.4878″[1]
Apparent magnitude (V) 4.42[2]
Characteristics
Spectral type B0 III[3]
U−B color index −0.97[2]
B−V color index −0.15[2]
Distance
1,090 ± 90 ly
(330 ± 30 pc)
Absolute magnitude (MV)−3.53±0.30
Semi-amplitude
(K1)
(primary)		13.3 km/s
Details
Myr
HIP 26176, HR 1876, SAO 112914.[9]
Database references
SIMBADdata
λ Orionis

Phi1 Orionis is a

mas,[1] is around 1,090 light-years
.

This is a single-lined

Sun's radius.[6] Nothing is known about the secondary companion. It does not contribute a significant amount of light to the combined spectrum.[6]


References

  1. ^
    S2CID 18759600
    .
  2. ^
    doi:10.1093/mnras/181.4.657
    .
  3. ^
    Bibcode:1975A&AS...19...91L
    .
  4. Bibcode:1953GCRV..C......0W
    .
  5. ^
    S2CID 119387088
    .
  6. ^
    S2CID 119227033
    .
  7. S2CID 119278062
    .
  8. ^
    S2CID 118629873
    .
  9. ^ "phi01 Ori". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2016-11-29.{{cite web}}: CS1 maint: postscript (link)
  10. ISBN 978-1139463737
    .
  11. S2CID 17546989
    .

External links
Retrieved from "https://en.wikipedia.org/w/index.php?title=Phi1_Orionis&oldid=1178165525"