Astronomy:List of white dwarfs
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This is a list of exceptional white dwarfs.
Firsts
These were the first white dwarfs discovered fitting these conditions
Title | Star | Date | Data | Comments | Notes | Refs |
---|---|---|---|---|---|---|
First discovered | Sirius B | 1852 | Sirius system | Sirius B is also the nearest white dwarf (as of 2005) | [1][2] | |
First found in a binary star system | ||||||
First double white dwarf system | LDS 275 | 1944 | L 462-56 system | [3] | ||
First solitary white dwarf | ||||||
First white dwarf in a planetary system | ||||||
First white dwarf with a planet | WD B1620−26 | 2003 | PSR B1620-26 b (planet) | This planet is a circumbinary planet, which circles both stars in the PSR B1620-26 system | [4][5] | |
First singular white dwarf with a planet | WD 1145+017 | 2015 | WD 1145+017 b | Planet is extremely small and is disintegrating. | ||
First white dwarf that is a pulsar | AR Scorpii A | 2016 | The star is in a binary system with a red dwarf | [6] |
Extremes
These are the white dwarfs which are currently known to fit these conditions
Title | Star | Date | Data | Comments | Notes | Refs |
---|---|---|---|---|---|---|
Nearest | Sirius | 1852 | 8.6 ly (2.6 pc) | Sirius B is also the first white dwarf discovered. | [1][2] | |
Farthest | SN UDS10Wil progenitor | 2013 | 10,000,000,000Ly z=1.914 | SN Wilson is a type-Ia supernova whose progenitor was a white dwarf | [7][8][9] | |
Oldest | WD 0346+246 SDSS J110217.48+411315.4 |
2012 | 12 Gy (tired) | |||
Youngest | SDSS J0003+0718 | 2011 | < 13 My | provisional estimate | ||
Highest surface temperature | RX J0439.8−6809 | 2015 | 250,000 K (250,000 °C; 450,000 °F) | This star is located in the Milky Way's galactic halo, in the field of the Large Magellanic Cloud | [10][11] | |
Lowest surface temperature | LSPM J1403+4533 | 2010 | 2,670 K (2,400 °C; 4,350 °F) | Quite a large margin of error (1500 K) | [12] | |
Most luminous | ||||||
Least luminous | PSR J2222-0137 B | 2014 | too dim to observe | |||
Brightest apparent | Sirius | 1852 | 8.44 (V) | |||
Dimmest apparent | PSR J2222-0137 B | 2014 | too dim to observe | |||
Most massive? | RE J0317-853 | 1998 | 1.35 M☉ | |||
Most massive | ZTF J1901+1458 | 2020 | 1.35 M☉ | |||
Least massive | SDSS J091709.55+463821.8 | 2007 | 0.17 M☉ | |||
Largest | Z Andromedae B | 0.265±0.095 R☉ | ||||
Smallest | RE J0317-853 | 2010 | 0.0035±0.000575 R☉ |
Nearest
Star | Distance | Comments | Notes | Refs | |
---|---|---|---|---|---|
Sirius B | 8.58 ly (2.63 pc) | Sirius B is also the first white dwarf discovered. It is part of the Sirius system. | [1][2][13][14] | ||
Procyon B | 11.43 ly (3.50 pc) | Part of Procyon system | [13][14] | ||
van Maanen's Star | 14.04 ly (4.30 pc) | [13][14] | |||
GJ 440 | 15.09 ly (4.63 pc) | [13] | |||
40 Eridani B | 16.25 ly (4.98 pc) | Part of 40 Eridani system | [13][14] | ||
Stein 2051 B | 18.06 ly (5.54 pc) | Part of Stein 2051 system | [13][14] | ||
LP 44-113 | 20.0 ly (6.1 pc) | [14] | |||
G 99-44 | 20.9 ly (6.4 pc) | [14] | |||
L 97-12 | 25.8 ly (7.9 pc) | [14] | |||
Wolf 489 | 26.7 ly (8.2 pc) | [14] |
Star | Date | Distance | Comments | Notes | Refs | |
---|---|---|---|---|---|---|
Sirius B | 1852— | 8.6 ly (2.6 pc) | Sirius B is also the first white dwarf discovered | [1][2] |
Notes
- SDSS J1228+1040, A white dwarf with disk of debris.
References
- ↑ 1.0 1.1 1.2 1.3 Atlas of the Universe, "The Universe within 12.5 Light Years: The Nearest Stars", Richard Powell, 30 July 2006 (accessed 2010-11-01)
- ↑ 2.0 2.1 2.2 2.3 BBC News, "Hubble finds mass of white dwarf", Christine McGourty, 14 December 2005 (accessed 2010-11-01)
- ↑ W. J. Luyten (September 1944). "Note on the Double White Dwarf L 462-56 = LDS 275". Astrophysical Journal 100: 202. doi:10.1086/144658. Bibcode: 1944ApJ...100..202L.
- ↑ Steinn Sigurdsson; Harvey B. Richer; Brad M. Hansen; Ingrid H. Stairs; Stephen E. Thorsett (July 2003). "A Young White Dwarf Companion to Pulsar B1620-26: Evidence for Early Planet Formation". Science 301 (5630): 193–196. doi:10.1126/science.1086326. PMID 12855802. Bibcode: 2003Sci...301..193S.
- ↑ "Looking for planets around white dwarfs". Professor Astronomy. 20 August 2010. http://blog.professorastronomy.com/2010/08/looking-for-planets-around-white-dwarfs.html.
- ↑ Hambsch, Franz-Josef. "Amateurs Help Discover Pulsing White Dwarf". Sky and Telescope. http://www.skyandtelescope.com/observing/stargazers-corner/amateurs-aid-discovery-pulsing-white-dwarf-ar-scorpii/.
- ↑ Jason Major (5 April 2013). "Hubble Spots the Most Distant Supernova Ever". Discovery Channel. http://news.discovery.com/space/galaxies/hubble-spots-the-most-distant-supernova-ever-130405.htm.
- ↑ "CANDELS Finds the Most Distant Type Ia Supernova Yet Observed". Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey (CANDELS). 23 April 2013. http://candels-collaboration.blogspot.ca/2013/04/candels-finds-most-distant-type-ia.html.
- ↑ David O. Jones; Steven A. Rodney; Adam G. Riess; Bahram Mobasher; Tomas Dahlen; Curtis McCully; Teddy F. Frederiksen; Stefano Casertano et al. (2 April 2013). "The Discovery of the Most Distant Known Type Ia Supernova at Redshift 1.914". The Astrophysical Journal 768 (2): 166. May 2013. doi:10.1088/0004-637X/768/2/166. 166. Bibcode: 2013ApJ...768..166J.
- ↑ Universitaet Tübingen (24 November 2015). "The hottest white dwarf in the Galaxy". Science Daily. https://www.sciencedaily.com/releases/2015/11/151124122514.htm.
- ↑ K. Werner; T. Rauch (29 September 2015). "Analysis of HST/COS spectra of the bare C–O stellar core H1504+65 and a high-velocity twin in the Galactic halo". Astronomy and Astrophysics 584: A19. December 2015. doi:10.1051/0004-6361/201527261. A19. Bibcode: 2015A&A...584A..19W.
- ↑ Kilic, Mukremin; Leggett, S. K.; Tremblay, P. -E.; von Hippel, Ted; Bergeron, P.; Harris, Hugh C.; Munn, Jeffrey A.; Williams, Kurtis A. et al. (2010-09-01). "A Detailed Model Atmosphere Analysis of Cool White Dwarfs in the Sloan Digital Sky Survey". The Astrophysical Journal Supplement Series 190: 77–99. doi:10.1088/0067-0049/190/1/77. ISSN 0067-0049. https://ui.adsabs.harvard.edu/abs/2010ApJS..190...77K.
- ↑ 13.0 13.1 13.2 13.3 13.4 13.5 David Taylor (2012). "White Dwarf Stars Near The Earth". The Life and Death of Stars. Weinberg College of Arts and Sciences - Northwestern University. http://faculty.wcas.northwestern.edu/~infocom/The%20Website/plates/WD.pdf.
- ↑ 14.0 14.1 14.2 14.3 14.4 14.5 14.6 14.7 14.8 "White dwarfs within 10 parsecs". Sol Station. 2011. http://www.solstation.com/stars/pc10wd.htm.
See also
![]() | Original source: https://en.wikipedia.org/wiki/List of white dwarfs.
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