NW Puppis
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Puppis |
| Right ascension | 07h 18m 38.18538s[1] |
| Declination | −36° 44′ 33.8512″[1] |
| Characteristics | |
| Spectral type | B3 Vne |
| Astrometry | |
| Radial velocity (Rv) | +18.00 ± 10 km/s |
| Proper motion (μ) | RA: −10.12 ± 0.19[1] mas/yr Dec.: 5.33 ±0.22[1] mas/yr |
| Parallax (π) | 4.31 ± 0.23[1] mas |
| Distance | 760 ± 40 ly (230 ± 10 pc) |
| Details | |
| Luminosity | 1108[2] L☉ |
| Temperature | 15000[2] K |
| Other designations | |
| Database references | |
| SIMBAD | data |
NW Puppis (NW Pup), also known as v2 Puppis, is a star in the constellation Puppis. Located around 760 light-years distant, it shines with a luminosity approximately 1108 times that of the Sun and has a surface temperature of 15000 K.[2] Anamarija Stankov ruled this star out as a Beta Cephei variable.[3]
References
- 1 2 3 4 5 van Leeuwen, F. (November 2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, arXiv:0708.1752
, Bibcode:2007A&A...474..653V, doi:10.1051/0004-6361:20078357 - 1 2 3 McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental Parameters and Infrared Excesses of Hipparcos Stars". Monthly Notices of the Royal Astronomical Society. 427 (1): 343–57. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x.
- ↑ Stankov, Anamarija; Handler, Gerald (2005). "Catalog of Galactic β Cephei Stars". The Astrophysical Journal Supplement Series. 158 (2): 193–216. arXiv:astro-ph/0506495. Bibcode:2005ApJS..158..193S. doi:10.1086/429408. ISSN 0067-0049.
This article is issued from Wikipedia - version of the 4/25/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.