S Antliae
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Antlia |
| Right ascension | 09h 32m 18.3863s |
| Declination | −28° 37′ 39.97″ |
| Apparent magnitude (V) | 6.43 |
| Characteristics | |
| Spectral type | A9V |
| B−V color index | 0.33 |
| Variable type | Eclipsing binary W UMa type |
| Astrometry | |
| Radial velocity (Rv) | 15 km/s |
| Proper motion (μ) | RA: -88.84 mas/yr Dec.: 43.79 mas/yr |
| Parallax (π) | 13.30 ± 0.71 mas |
| Distance | 250 ± 10 ly (75 ± 4 pc) |
| Absolute magnitude (MV) | 6.75 |
| Details | |
| Mass | 3.1 M☉ |
| Radius | 2.1 R☉ |
| Luminosity | 40 L☉ |
| Temperature | 7,500–10,000 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
S Antliae is a W Ursae Majoris-type eclipsing binary variable star in Antlia. It varies in apparent magnitude from 6.27 to 6.83 over a period of 15.6 hours.[1]
[edit] References
- ^ GCVS query for S Antliae Accessed 30 October 2011.
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