VFTS 682 is a Wolf-Rayet star in the constellation Golden Fish, one of the most massive and most powerful in terms of luminosity of known stars [2] . Located in the Milky Way Galaxy adjacent to the Large Magellanic Cloud. The distance to the solar system is about 164,000 light years .
| VFTS 682 | |||
|---|---|---|---|
| Star | |||
 VFTS 682 in the Large Magellanic Cloud | |||
| Observational data | |||
| Right ascension | |||
| Declination | |||
| Distance | 164 000 sv. years (50 300 pc ) | ||
| Visible magnitude ( V ) | 16.08 | ||
| Constellation | Golden Fish | ||
| Astrometry | |||
| Parallax (π) | 0.0198 ± 0.0002 mas | ||
| Absolute magnitude (V) | −11.5 | ||
| Specifications | |||
| Spectral class | WN5h | ||
| physical characteristics | |||
| Weight | 150 M ☉ | ||
| Radius | 22 R ☉ | ||
| Temperature | 52200 K | ||
| Luminosity | 3.2⋅10 6 L ☉ | ||
| |||
| Information in databases | |||
| SIMBAD | data | ||
| Sources: [1] | |||
The mass of VFTS 682 is estimated at about 150 solar masses , the luminosity is 3.2 million luminosities of the Sun [3] . The radius of the star is 22 times the radius of the sun . Surface temperature - 52200 ± 2500 K.
The VFTS 682 star is located 100 light years from the R136 cluster in the Tarantula Nebula (NGC 2070) , from which it may have been ejected as a result of a very powerful gravitational effect.
See also
- R136a1
- HD 269810
- HD 56925
- WR 124
Notes
- ↑ SIMBAD (English) . - VFTS 682 in SIMBAD database . The appeal date is April 21, 2013.
- ↑ Bestenlehner, JM; et al. The VLT-FLAMES Tarantula Survey III. R136 (English) // Astronomy and Astrophysics : journal. - EDP Sciences , 2011. - May ( vol. 530 ). - P. L14 . - DOI : 10.1051 / 0004-6361 / 201117043 . - . - arXiv : 1105.1775 .
- ↑ Vink; Bestenlehner; Graefener; de Koter & Langer (2011), "Wind Models for Very Massive Stars in the Local Universe", arΧiv : 1112.0936v1 [astro-ph.SR]
Links
- A massive lonely star was discovered (inaccessible link is history ) .
- Extremely massive “lonely” star detected