List of O-type stars
Appearance
This is a list of O-type stars by their distance from Earth.[1][2][3]
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Star system←← | Median distance (ly) | Stars in system | Spectral type | Apparent magnitude (V) | Comments and references |
---|---|---|---|---|---|
Zeta Ophiuchi | 440 ± 40 | 1 | O9.5 V | 2.56 – 2.58 | The closest O-type star to Earth. |
Zeta Puppis (Naos) | 1,080 ± 40 | 1 | O4If(n)p | 2.24 - 2.26 | |
Gamma² Velorum (Suhail al Muhlif/Regor) | 1096+26 −23 |
2 | O7.5III | 1.83 | |
Mintaka A (Delta Orionis, 34 Orionis) | 1,200 | 3 | O9.5II | 2.5 | |
Alnitak (Zeta Orionis, 50 Orionis) | 1,260 ± 180 | 3 | O9.5Iab | 1.77 | |
Sigma Orionis A | 1263±4.3 | 2 | O9.5V | 4.07 | |
Meissa A (Lambda Orionis) | 1260±200 | 1 | O8 III((f)) | 3.7 | |
AE Aurigae | 1,320 ± 40 | 1 | O9.5V | 5.96 | |
Xi Persei (Menkib) | 1340±65 | 1 | O7.5III(n)((f)) | 4.04 | |
Theta¹ Orionis C1 | 1340±65 | 1 | O6Vp | 5.13 | |
Iota Orionis (Haytsa) | 1343+45.6 −42.3 |
3 | O9 III | 2.77 |
See also
- List of Wolf-Rayet stars
- List of luminous blue variable stars
- List of nearest stars by spectral type
References
- ^ Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
- ^ Barry, Don C. (January 1970), "Spectral Classification of a and F Stars", Astrophysical Journal Supplement, 19: 281, Bibcode:1970ApJS...19..281B, doi:10.1086/190209.
- ^ Frost, E. B. (December 1924), "Fourteen spectroscopic binaries", Astrophysical Journal, 60: 319–320, Bibcode:1924ApJ....60..319F, doi:10.1086/142868.