![]() Alcyone is the bright star at the center of the map. |
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Observation data Epoch J2000 Equinox J2000 |
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Constellation | Taurus |
Right ascension | 03 |
Declination | 24° 06′ 18.494″ |
Apparent magnitude (V) | 2.873 |
Characteristics | |
Spectral type | B7IIIe |
U−B color index | -0.35 |
B−V color index | -0.09 |
Variable type | suspected |
Astrometry | |
Radial velocity (Rv) | 10.1 km/s |
Proper motion (μ) | RA: 19.35 mas/yr |
Parallax (π) | 8.87 ± 0.99mas |
Distance | approx. 370 ly (approx. 110 pc) |
Absolute magnitude (MV) | -2.39 |
Details | |
Mass | 6M☉ |
Radius | 8.2R☉ |
Luminosity | 2,400L☉ |
Surface gravity (log g) | 3.5 |
Temperature | 12,753 ± 147K |
Rotation | 215 km/s |
Other designations | |
η Tau, 25 Tau, HR 1165, HD 23630, BD+23 541, FK5 139, HIP 17702, SAO 76199, GC 4541, BDS 1875, CCDM 03474+2407
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Database references | |
SIMBAD | data |