HD 49976
From Infogalactic: the planetary knowledge core
| Observation data Epoch J2000.0 Equinox J2000.0 |
|
|---|---|
| Constellation | Monoceros |
| Right ascension | 06h 50m 42.30364s[1] |
| Declination | –08° 02′ 27.5937″[1] |
| Apparent magnitude (V) | 6.306 |
| Characteristics | |
| Spectral type | A2P SR CR EU[2] |
| U−B color index | +0.02[3] |
| B−V color index | +0.00[3] |
| Variable type | α2 CVn |
| Astrometry | |
| Radial velocity (Rv) | 22.4[4] km/s |
| Proper motion (μ) | RA: –8.68[1] mas/yr Dec.: +2.07[1] mas/yr |
| Parallax (π) | 10.01 ± 0.40[1] mas |
| Distance | 330 ± 10 ly (100 ± 4 pc) |
| Absolute magnitude (MV) | +1.13[5] |
| Details | |
| Mass | 2.21±0.11[5] M☉ |
| Radius | 2.3±0.3[5] R☉ |
| Luminosity | 32[5] L☉ |
| Surface gravity (log g) | 4.04±0.13[5] cgs |
| Temperature | 9,016[5] K |
| Rotation | 2.976 days[5] |
| Rotational velocity (v sin i) | 31[6] km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 49976, also known as V592 Monocerotis, is a variable star in the constellation of Monoceros (the Unicorn). It is a chemically peculiar star showing excesses in strontium and the rare earth elements in the photosphere, among others. The magnetic field is complex; not corresponding to a simple dipole.[7]
References
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