List of B-type stars
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This is a list of B-type stars by their distance from Earth.[1][2][3]
List
[edit]Milky Way galaxy
[edit] |
| Star system←← | Median distance (ly) | Stars in system | Spectral type | Apparent magnitude (V) | Comments and references |
|---|---|---|---|---|---|
| Regulus A (Alpha Leonis) | 79.3 ± 0.7 | 1 | B8 IVn | 1.40 | The closest B-type star to Earth. |
| Algol Aa1 (Beta Persei) | 94 ± 2 | 3 | B8V | 2.12 | |
| Alpheratz (Alpha Andromedae) | 97 ± 1 | 2 | B8IV-VHgMn | 2.06 | |
| Alpha Gruis (Alnair) | 101.0 ± 0.7 | 1 | B6 V | +1.74 | |
| Alkaid (Eta Ursae Majoris) | 103.9 ± 0.8 | 1 | B3 V | +1.86 | |
| Alpha Pegasi (Markab) | 133 ± 1 | 1 | B9V | 2.48 | |
| Beta Tauri (Elnath) | 134 ± 2 | 1 | B7III | 1.65 | |
| Achernar (Alpha Eridani) | 139 ± 3 | 1 | B3 Vpe | 0.40–0.46 | |
| Beta¹ Tucanae | 140 ± 1 | 1 | B9V | 4.37 | |
| Epsilon Sagittarii A (Kaus Australis) | 143 ± 2 | 1 | B9.5 III | +1.85 | |
| Epsilon Hydri | 151.8 ± 0.6 | 1 | B9 Va | 4.12 | |
| Phi Eridani | 153.7 ± 0.9 | 1 | B8IV-V | 3.55 | |
| Gamma Corvi (Gienah) | 154 ± 1 | 1 | B8 III | 2.585 | |
| Beta Canis Minoris (Gomeisa) | 160 ± 10 | 1 | B8 Ve | 2.84–2.92 | |
| Kappa Andromedae | 168 ± 2 | 1 | B9 IVn | 4.139 | |
| Alpha Pavonis (Peacock) | 179 ± 5 | 1 | B3 V | 1.94 | |
| Kappa¹ Lupi | 180 ± 5 | 1 | B9.5 Vne | 3.86 | |
| Alpha Sagittarii (Rukbat) | 182 ± 2 | 1 | B8 V | +3.97 | |
| Beta Librae (Zubeneschamali) | 185 ± 2 | 1 | B8 V | 2.61 | |
| Gamma Cassiopeiae | 550 ± 10 | 1 | B0.5IVe | 2.47 | |
| HD 54475 (D Puppis) | 776.19 | 1 | B3V | 5.783±0.009 | |
| Gamma¹ Velorum | 1096+26 −23 |
1 | B2III | 4.27 | |
| HD 168607 (V4029 Sagittarii) | 5,100 ± 500 | 1 | B9Ia+ | 8.12 - 8.29 | |
| P Cygni (34 Cygni) | 5251±180 | 1 | B1-2 Ia-0ep | 4.82 | |
| HD 168625 (V4030 Sagittarii) | 5,300 | 1 | B6Ia+ | 8.30–8.41 | |
| Cygnus OB2-12 | 5,500 ± 500 | 1 | B3–4 Ia+ | 11.702 | |
| Zeta¹ Scorpii | 6,000 | 1 | B1.5 Iae | 4.705 | |
| Eta Carinae (Eta Argus) | 7,500 | 1 | B | −1.0 to ~7.6 | |
| HD 183143 (HT Sagittae) | 7,600 ± 400 | 1 | B6-8 Ia-0 | 6.71 - 6.95 | |
| BP Crucis (GX 301-2) | 9915.154 | 1 | B1 Ia+ | 10.83 | |
| BX Circini | 12,000 | 2 | OB+B | 12.58 | |
| HD 124448 (Popper's Star/V821 Centauri) | 5,200 ± 300 | 1 | B3 | 9.94 - 10.03 | |
| HR Carinae | 16,000 | 1 | B | 8.42 | |
| AG Carinae | 17,000 ± 1,000 | 1 | B | 6.96 | |
| VVV CL074-12 | 20,000 | 1 | B0.5-2I | ||
| Pistol Star | 25,114 | 1 | B | 28 | |
| G0.059-0.068 | 26,000 | 1 | B0-1Ia+/WNLh | ||
| EC 11507-2253 | 56,519.64 | 1 | B5 | 15.12 |
Magellanic Clouds
[edit]The Large Magellanic Cloud (LMC) is around 163 kly distant and the Small Magellanic Cloud (SMC) is around 204 kly distant
| Host galaxy | Star system | Median distance (ly) | Stars in system | Spectral type | Apparent magnitude (V) | Comments and references |
|---|---|---|---|---|---|---|
| LMC | HD 32034 (R 62) | 163,000 | 1 | B9Iae | 9.715 | |
| LMC | HD 268835 (R 66) | 163,000 | 1 | B8Iae | 10.6 | |
| LMC | HD 37974 (R 126) | 163,000 | 1 | B0.5Ia+ | 10.95 | |
| LMC | HD 37836 | 163,000 | 1 | B0Iae | 10.55 |
See also
[edit]- List of Wolf-Rayet stars
- List of luminous blue variable stars
- List of O-type stars
- List of nearest stars by spectral type
References
[edit]- ^ 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.
