Astronomy:List of hottest stars

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This is a list of hottest stars so far discovered (excluding degenerate stars), arranged by decreasing temperature. The stars with temperatures higher than 60,000 K are included.

List

Star name Effective
Temperature
(K)
Mass
(M)
Luminosity
(L)
Spectral type Distance
(light years)
Ref.
WR 102 210,000 16.1 380,000 WO2 8,610[1] [2][3]
WR 142 200,000 28.6 912,000 WO2 5,400 [3]
LMC195-1 200,000 WO2 160,000 [4]
BAT99-123 170,000 158,000 WO3 ~160,000 [5]
WR 93b 160,000 8.1 110,000 WO3 7,470[1] [3]
[HC2007] 31 160,000? WO3 12,886,000 [6]
BAT99-53 A 158,000 13 224,000 WC4 ~160,000 [7]
IC 1613 DR1 150,000 20 480,000 WO3 ~2,380,000
LH41-1042 150,000 8.4 182,000 WO4 ~160,000
BAT99-2 141,000 13 234,000 WN2 ~160,000 [8]
WR 2 141,000 16 282,000 WN2 7,830[1]
AB8 141,000 19 1,413,000 WO4 197,000 [5]
BA 1-458 140,000 28.1 776,000 WO4 2,500,000 [9]
WR 9 (WR) 139,700 9 501,000 WC4 14,900[1]
WR 30a (WR) 129,500 7.5-9.7 195,000 WO4 25,340 [10]
WR 38 126,000 10.4 162,000 WC4 [3]
WR 1 112,200 27 759,000 WN4-s 10,300[1] [11]
WR 18 112,200 38 1,288,000 WN4-s 12,500[1] [11]
WR 46 112,200 14 263,000 WN3pw 13,000
WR 7 112,000 13 214,000 WN4-s 14,000 [11]
WR 144 112,000 9.9 159,000 WC4 5,710[1] [3]
WR 52 112,000 8.5 117,000 WC4 5,710[1] [3]
AB7 105,000 23 1,259,000 WN4 197,000 [12]
WR 143 (WR) 100,000 8? 89,100 WC4 7,240
EZ CMa 89,100 23 617,000 WN4-s [13]
WR 36 89,100 12 200,000 WN5-s 17,700[1] [11]
WR 111 89,100 13 245,000 WC5 5,320[1] [3]
WR 150 89,100 24.8 724,000 WC5 28,500[1] [3]
Theta Muscae 83,000 234,000 WC5 7,500
The stars of Lynx Arc 80,000 12,000,000,000
WR 19 A 79,400 400,000 WC5d 14,000[1]
WR 44 79,400 18 417,000 WN4-w 19,800[1] [11]
WR 58 79,000 8.4 89,100 WN4/WCE 19,700[1] [3]
BAT99-37 79,000 19 447,000 WN3o 160,000 [8]
WR 45 79,000 14.1 282,000 WC6 13,900[1] [3]
WR 86 70,800 WC7
WR 136 70,800 15 260,000 WN6(h)-s 6,290[1]
WR 75 63,100 18 389,000 WN6-s 10,800[1] [11]
WR 134 63,100 19 400,000 WN6-s 6,000
WR 60 63,100 23 631,000 WC8 11,500[1] [3]
WR 149 63,100 14 269,000 WN5-s 15,900[1] [11]
WR102f 60,000 200,000 WC8 26,000

See also

References

  1. 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 1.14 1.15 1.16 1.17 1.18 "Wolf-Rayet Star Catalogue". http://pacrowther.staff.shef.ac.uk/WRcat/index.php. 
  2. Sander, A.; Hamann, W. -R.; Todt, H. (2012). "The Galactic WC stars". Astronomy & Astrophysics 540: A144. doi:10.1051/0004-6361/201117830. Bibcode2012A&A...540A.144S. 
  3. 3.00 3.01 3.02 3.03 3.04 3.05 3.06 3.07 3.08 3.09 3.10 Sander, A. A. C.; Hamann, W.-R.; Todt, H.; Hainich, R.; Shenar, T.; Ramachandran, V.; Oskinova, L. M. (2019-01-01). "The Galactic WC and WO stars. The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors". Astronomy and Astrophysics 621: A92. doi:10.1051/0004-6361/201833712. ISSN 0004-6361. Bibcode2019A&A...621A..92S. 
  4. Massey, Philip (2014). "A modern search for Wolf–Rayet stars in the Magellanic Clouds: First results". The Astrophysical Journal 788 (1): 83. doi:10.1088/0004-637X/788/1/83. Bibcode2014ApJ...788...83M. 
  5. 5.0 5.1 Cite error: Invalid <ref> tag; no text was provided for refs named tramper
  6. Hadfield, L. J.; Crowther, P. A. (October 2007). "A survey of the Wolf-Rayet population of the barred, spiral galaxy NGC 1313" (in en). Monthly Notices of the Royal Astronomical Society 381 (1): 418–432. doi:10.1111/j.1365-2966.2007.12284.x. ISSN 0035-8711. Bibcode2007MNRAS.381..418H. 
  7. Ramachandran, V.; Hamann, W.-R.; Hainich, R.; Oskinova, L. M.; Shenar, T.; Sander, A. A. C.; Todt, H.; Gallagher, J. S. (2018-07-01). "Stellar population of the superbubble N 206 in the LMC. II. Parameters of the OB and WR stars, and the total massive star feedback". Astronomy and Astrophysics 615: A40. doi:10.1051/0004-6361/201832816. ISSN 0004-6361. Bibcode2018A&A...615A..40R. 
  8. 8.0 8.1 Hainich, R.; Rühling, U.; Todt, H.; Oskinova, L. M.; Liermann, A.; Gräfener, G.; Foellmi, C.; Schnurr, O. et al. (May 2014). "The Wolf-Rayet stars in the Large Magellanic Cloud. A comprehensive analysis of the WN class" (in en). Astronomy and Astrophysics 565: A27. doi:10.1051/0004-6361/201322696. ISSN 0004-6361. https://ui.adsabs.harvard.edu/abs/2014A&A...565A..27H/abstract. 
  9. Abbott, Jay Brian (2004). "Quantitative spectroscopic studies of Wolf-Rayet stars in local group galaxies" (in en). Ph.D. Thesis. https://ui.adsabs.harvard.edu/abs/2004PhDT.......161A/abstract. 
  10. Nugis, T.; Lamers, H. J. G. L. M. (2000). "Mass-loss rates of Wolf-Rayet stars as a function of stellar parameters". Astronomy and Astrophysics 360: 227. Bibcode2000A&A...360..227N. 
  11. 11.0 11.1 11.2 11.3 11.4 11.5 11.6 Hamann, W.-R.; Gräfener, G.; Liermann, A.; Hainich, R.; Sander, A. A. C.; Shenar, T.; Ramachandran, V.; Todt, H. et al. (2019-05-01). "The Galactic WN stars revisited. Impact of Gaia distances on fundamental stellar parameters". Astronomy and Astrophysics 625: A57. doi:10.1051/0004-6361/201834850. ISSN 0004-6361. http://adsabs.harvard.edu/abs/2019A%26A...625A..57H. 
  12. Shenar, T.; Hainich, R.; Todt, H.; Sander, A.; Hamann, W.-R.; Moffat, A. F. J.; Eldridge, J. J.; Pablo, H. et al. (2016). "Wolf-Rayet stars in the Small Magellanic Cloud: II. Analysis of the binaries". Astronomy & Astrophysics 1604: A22. doi:10.1051/0004-6361/201527916. Bibcode2016A&A...591A..22S. 
  13. Sota, A.; Maíz Apellániz, J.; Morrell, N. I.; Barbá, R. H.; Walborn, N. R.; Gamen, R. C.; Arias, J. I.; Alfaro, E. J. et al. (2019). "The Galactic WN stars revisited. Impact of Gaia distances on fundamental stellar parameters". Astronomy & Astrophysics A57: 625. doi:10.1051/0004-6361/201834850. Bibcode2019A&A...625A..57H.