List of Wolf-Rayet stars
This is a list of Wolf-Rayet stars, in order of their distance from Earth.[1][2][3]
List
[edit]Milky Way Galaxy
[edit] |
| Star system←← | Nebula | Median distance (ly) | Stars in system | Spectral type | Apparent magnitude (V) | Comments and references |
|---|---|---|---|---|---|---|
| Gamma² Velorum (WR 11/Suhail al Muhlif/Regor) | 1096+26 −23 |
2 | WC8 | 1.83 | The Closest Wolf-Rayet star to Earth. | |
| HD 45166 | 3,232 | 2 | qWR | 9.88 | The primary of HD 45166 is currently the only known example of a qWR star. | |
| HD 107969 | 3,377.2±153.6 | 1 | WC | Center star of NGC 4361 Nebula. | ||
| WR 142 |  |
4,000 | 1 | WO2 | 12.94 | |
| HD 151932 (WR 78) | 4,100 | 1 | WN7h | 6.45 - 6.61 | ||
| HD 326823 (V1104 Scorpii) | 4,142 | 1 | WNpec | 9.03 | ||
| HD 151932 (WR 78) | 4,200 | 1 | WN7h | 6.45 - 6.61 | ||
| EZ Canis Majoris (WR 6) |  |
4,900 | 1 | WN4-s | 6.91 | |
| WR 111 (HD 165763) | 5,316+320 −230 |
1 | WC5 | +7.82 | ||
| WR 140 (SBC9 1232) |  |
5,600 ± 300 | 2 | WC7p | 6.85 | |
| HD 152408 (WR 79a) |  |
5,600 | 1 | WN9ha | 5.81-5.85 | |
| WR 93 | 5,900 | 1 | WC7 | |||
| WR 133 (V1676 Cyg) | 6,100 ± 300 | 2 | WN5o | 6.75 - 6.84 | ||
| HD 152408 (WR 79a) | 6,500 | 1 | WN9ha | 5.81-5.85 | ||
| WR 25 (HD 93162) |  |
6,500 | 2 | O2.5If*/WN6 | 8.80 | |
| Apep (WR 70-16) |  |
6523+400 −300 |
3 | WR + WR | ||
| CV Serpentis (WR 113) | 6,700 ± 200 | 2 | WC8d | 9.08 | ||
| WR 136 (HD 192163) |  |
6,700 ± 500 | 1 | WN6(h)-s | 7.50 | |
| WR 86 | 6849 ± 800 | 1 | WR | 9.27 | ||
| HD 83535 | 7,270 | 1 | WC3 | Central star of NGC 2867 Nebula. | ||
| Theta Muscae (WR 48a) | 7,400 | 4 | WC5/6 | 5.53 | ||
| WR 93b |  |
7,600 ± 500 | 1 | WO3 | 15.2 | |
| WR 2 | 8,186 | 1 | WN2-w | 11.33 | ||
| WR 22 (V429 Carinae) |  |
8,300 ± 700 | 2 | WN7h | 6.42 | |
| WR 104 (V5097 Sgr) |  |
8,400 | 3 | WC9d | 13.28 + 15.36 | |
| AG Pegasi | 9,000 | 2 | WR | 6.0 - 9.4 | ||
| WR 8 | 9,000 | 1 | WR | |||
| WR 46 (DI Crucis) | 9,300 ± 900 | 1 | WN3p-w | 10.83 | ||
| WR 3 | 9,458+520 −390 |
1 | WN3-hw | 10.69 | ||
| WR 102 | 9,500 ± 600 | 1 | WO2 | 14.10 | ||
| WR 138 | 10,000 | 1 | WR | |||
| WR 1 | 10,500 ± 500 | 1 | WN4-s | 10.54 | ||
| WR 157 | 11285.01 | 1 | WN4.5 | Member of Markarian 50 Cluster. | ||
| WR 69 | 11,350 | 1 | WC9d | 9.1 | ||
| WR 9 | 12,000 ± 600 | 2 | WC4 | 10.50 | ||
| WR 142a | 13,000 | 1 | WR | |||
| WR 21a | 13,100 ± 700 | 1 | O3/WN5ha + O3Vz((f*)) | 12.661 | ||
| CD Crucis (WR 47) | 14,000 | 2 | WN6o | 10.81 | ||
| WR 120–6 | 14,000 | 1 | WN4 | It is the central star of Abell 48 Planetary Nebula. | ||
| WR 24 (HD 93131) | 14,000 | 1 | WN6ha-w | 6.48 - 6.50 | ||
| WR 20a | 14,000 ± 1,000 | 2 | O3If*/WN6 + O3If*/WN6 | 13.28 | ||
| WR 142b | 15,000 | 1 | WR | |||
| WR 7 (HD 56925) | 16,000 | 1 | WN4-s | 11.56 | ||
| AG Carinae | 17,000 ± 1,000 | 2 | WN11 | 6.96 | ||
| WR 12 (V378 Velorum) | 19,000 ± 1,000 | 1 | WN8h | 10.78 | ||
| OAO 1657-415 | 20,000 | 1 | Ofpe/WN9 | >23 | ||
| WR 124 (QR Sagittae) | 21,000 ± 2,000 | 1 | WN8h | 11.50±0.11 | ||
| WR 30a | 21,917+1,400 −1,090 |
1 | WO4 | |||
| Cygnus X-3 (WR 145a/V1521 Cyg) | 24,135±1,100 | 1 | WN 4–6 | |||
| NGC 3603-A1 (WR 43a/HD 97950A1) | 24,800 | 2 | WN6h+WN6h | 11.18 | ||
| NGC 3603-B (WR 43b/HD 97950B) | 24,800 | 1 | WN6h | 11.33 | ||
| NGC 3603-C (WR 43c/HD 97950C) | 24,800 | 1 | WN6h | 11.89 | ||
| HD 97950 (WR 43) | 25,000 | 1 | WR | 9.03 | It is the central core of a super star cluster within the NGC 3603 H II region (similar to R136 within the Tarantula Nebula). | |
| Arches-F1 (WR 102ad) | 25,000 | 1 | WN8-9h | |||
| Arches-F6 (WR 102ah) | 25,000 | 1 | WN8-9h | |||
| Arches-F9 (WR 102ae) | 25,000 | 1 | WN8-9h | |||
| WR 42e (2MASS J11144550-115001) | 25,000 | 1 | O3If*/WN6 | 14.53 | ||
| G0.059-0.068 | 26,000 | 1 | B0-1Ia+/WNLh | |||
| G0.238-0.071 | 26,000 | 1 | WN11h | Present in the Galactic Center region of Milky Way. | ||
| WR 102ka (Peony Star) | 26,000 | 1 | Ofpe/WN9 | |||
| WR 102c | 26,000 | 1 | WN6 | 11.6 | ||
| WR 102ea | 26,000 | 1 | WN9h | 8.8 | ||
| GCIRS 13E (WR 101f) | 26,000 | 1 | WR | Located near Galactic Center. | ||
| GCIRS 16SW | 26,000 | 1 | Ofpe/WN9 | Located near Galactic Center. | ||
| WR 101-2 (CXOGC J174516.1-284909) | 26,092 | 1 | Ofpe/WN9 | |||
| WR 31a (Hen 3-519) | 28,000 | 1 | WN11h | 10.85 | ||
| WR 102e | 28,000 | 1 | WR | |||
| WR 150 | 28,473+1,700 −1,380 |
1 | WC5 | 13.47 | ||
| HD 826 | 30,000 | 1 | WC8 | Center Star of NGC 40 Nebula. | ||
| WR 102b | 31,000 | 1 | WR | |||
| Mercer 30-1 A (WR 46-3 A) | 40,000 | 1 | WR | |||
| Mercer 30-7 A | 40,000 | 1 | WR |
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 | LMC195-1 | 160,000 | 1 | WO2 | 15.15 | |
| LMC | LH 41-1042 | 160,000 | 1 | WO4 | 13.95 | |
| LMC | R145 (HD 269928) | 163,000 | 2 | WN6h + O3.5If*/WN7 | 12.04 | |
| LMC | HD 38282 (BAT99-118/Brey 89) | 163,000 | 2 | WN5-6h + WN6-7h | 11.11 | |
| LMC | BAT99-7 | 163,000 | 1 | WN4b | 13.81 | |
| LMC | BAT99-123 (Brey 93) | 163,000 | 1 | WO3 | 15.204 | |
| LMC | Melnick 34 (BAT99-116) | 163,000 | 2 | WN5h + WN5h | 13.09 | |
| LMC | R136a1 (RMC 136a1) | 163,000 | 1 | WN5h | 12.23 | |
| LMC | R136a2 (RMC 136a2) | 163,000 | 1 | WN5h | 12.34 | |
| LMC | R136a3 | 163,000 | 1 | WN5h | 12.97 | |
| LMC | R136c | 163,000 | 1 | WN5h | 12.86 | |
| LMC | R71 (HD 269006) | 164,000 | 1 | WR | 8.7 - 9.9 - 11.2 | |
| LMC | VFTS 457 | 164,000 | 1 | O3.5If*/WN7 | ||
| LMC | VFTS 482 | 164,000 | 1 | O3If*/WN6-A | ||
| LMC | VFTS 545 | 164,000 | 1 | O2If*/WN5 | ||
| LMC | VFTS 682 | 164,000 | 1 | WN5h | 16.08 | |
| LMC | VFTS 1022 | 164,000 | 1 | O3.5If*/WN7 | ||
| LMC | R134 | 164,000 | 1 | WR | ||
| LMC | R146 | 164,000 | 1 | WN4 | ||
| LMC | BAT99-98 | 165,000 | 1 | WN6 | 13.38 | |
| LMC | R99 | 165,000 | 1 | Ofpe/WN10 | 11.46 | |
| SMC | SMC AB7 | 197,000 | 2 | WN4 | 13.016 | |
| SMC | SMC AB8 | 197,000 | 2 | WO4 | 12.83 | |
| SMC | HD 5980 | 200,000 | 1 | WN4 | 8.8 - 11.9 |
Andromeda Galaxy and Triangulum Galaxy
[edit]The Andromeda Galaxy (M31) is 2.5 Mly distant and the Triangulum Galaxy is around 3.2 Mly distant
| Host galaxy | Star system | Median distance (ly) | Stars in system | Spectral type | Apparent magnitude (V) | Comments and references |
|---|---|---|---|---|---|---|
| Triangulum | [BMS2003] 867 | 2,700,000 | 2 | O4Iab+O4Ia | ||
| Triangulum | Romano's Star | 2,700,000 | 2 | WN8h–WN11h | 16.5–18.8 |
Other Galaxies
[edit]| Host Galaxy | Star system | Median distance (ly) | Stars in system | Spectral type | Apparent magnitude (V) | Comments and references |
|---|---|---|---|---|---|---|
| NGC 6822 | NGC 6822-WR 12 (LGGS J194513.50-144512.9) | 1,540,000 | 1 | WN4 | 18.96 |
See also
[edit]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.
