WR 114

WR 114
Observation data
Epoch J2000      Equinox J2000
Constellation Scutum
Right ascension 18h 23m 16.34s[1]
Declination −13° 43′ 26.2″[1]
Apparent magnitude (V) 12.02[2]
Characteristics
Evolutionary stage Wolf-Rayet
Spectral type WC5[3]
U−B color index +0.54[2]
B−V color index +0.97[2]
Astrometry
Proper motion (μ) RA: 0.307[4] mas/yr
Dec.: −1.931[4] mas/yr
Parallax (π)0.4500 ± 0.0369 mas[4]
Distance7,200 ± 600 ly
(2,200 ± 200 pc)
Absolute magnitude (MV)−4.19[3]
Details[3]
Mass13.1+1.3
−1.0 M☉
Radius2.68 R☉
Luminosity245,000 L☉
Temperature79,000 K
Other designations
HD 169010, GSC 05702-01056, 2MASS J18231633-1343261, WR 114
Database references
SIMBADdata

WR 114 is a Wolf-Rayet star in the constellation of Scutum. It is an early type star of the carbon sequence (WCE) classified as WC5.

  1. ^ a b Cutri, Roc M.; Skrutskie, Michael F.; Van Dyk, Schuyler D.; Beichman, Charles A.; Carpenter, John M.; Chester, Thomas; Cambresy, Laurent; Evans, Tracey E.; Fowler, John W.; Gizis, John E.; Howard, Elizabeth V.; Huchra, John P.; Jarrett, Thomas H.; Kopan, Eugene L.; Kirkpatrick, J. Davy; Light, Robert M.; Marsh, Kenneth A.; McCallon, Howard L.; Schneider, Stephen E.; Stiening, Rae; Sykes, Matthew J.; Weinberg, Martin D.; Wheaton, William A.; Wheelock, Sherry L.; Zacarias, N. (2003). "VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)". CDS/ADC Collection of Electronic Catalogues. 2246: II/246. Bibcode:2003yCat.2246....0C.
  2. ^ a b c Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237: 0. Bibcode:2002yCat.2237....0D.
  3. ^ a b c Sander, A. A. C.; Hamann, W.-R.; Todt, H.; Hainich, R.; Shenar, T.; Ramachandran, V.; Oskinova, L. M. (2019). "The Galactic WC and WO stars". Astronomy & Astrophysics. 621: A92. arXiv:1807.04293. Bibcode:2019A&A...621A..92S. doi:10.1051/0004-6361/201833712. S2CID 67754788.
  4. ^ a b c 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.