| 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] |
| Distance | 7,200 ± 600 ly (2,200 ± 200 pc) |
| Absolute magnitude (MV) | −4.19[3] |
| Details[3] | |
| Mass | 13.1+1.3 −1.0 M☉ |
| Radius | 2.68 R☉ |
| Luminosity | 245,000 L☉ |
| Temperature | 79,000 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
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.
- ^ 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.
- ^ 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.
- ^ 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.
- ^ 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.
© MMXXIII Rich X Search. We shall prevail. All rights reserved. Rich X Search