HD 269810
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|
HD 269810 in NGC 2029 |
|
| Observation data Epoch J2000 |
|
|---|---|
| Constellation (pronunciation) |
Dorado |
| Right ascension | 05h 35m 13.9s |
| Declination | -67° 33' 27.5"' |
| Apparent magnitude (V) | 12.283 |
| Characteristics | |
| Spectral type | 0B |
| U-B color index | ? |
| B-V color index | -0.23 |
| Variable type | None |
| Astrometry | |
| Radial velocity (Rv) | 303 km/s |
| Absolute magnitude (MV) | 12.1 |
| Distance | 170.000 Ly |
| Details | |
| Mass | 150 M☉ |
| Radius | 9.25 R☉ |
| Surface gravity (log g) | ? |
| Luminosity | 2.2 million L☉ |
| Temperature | ? K |
| Metallicity | ? |
| Rotation | ? |
| Age | ? years |
| Visual binary orbit | |
| Companion | HD 269810 B |
| Semimajor axis (a) | 0.007" |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 269810 or HDE 269810 or R 122 in the Large Magellanic Cloud is a blue star.
[edit] Reference
- http://jumk.de/astronomie/big-stars/hde-269810.shtml
- http://arxiv.org/PS_cache/astro-ph/pdf/0405/0405338v2.pdf
- http://arxiv.org/PS_cache/astro-ph/pdf/0110/0110515v1.pdf
- http://hubblesite.org/newscenter/archive/releases/1995/27/text/
- http://www.iop.org/EJ/article/1538-3881/123/5/2754/201394.tb1.html
- http://adsabs.harvard.edu/abs/1999hst..prop.4828N
[edit] See Also
- NGC 2029
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