HD 102776
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| Observation data Epoch J2000.0 |
|
|---|---|
| Constellation (pronunciation) |
Centaurus |
| Right ascension | 11h49m41.1s |
| Declination | −63°47′18″ |
| Apparent magnitude (V) | +4.30 |
| Characteristics | |
| Spectral type | B3Vne |
| U-B color index | −0.59 |
| B-V color index | −0.15 |
| Variable type | γ Cas |
| Astrometry | |
| Radial velocity (Rv) | +29 km/s |
| Proper motion (μ) | RA: −17.93 mas/yr Dec.: 4.44 mas/yr |
| Parallax (π) | 7.10 ± 0.69 mas |
| Distance | 459 ly (141 pc) |
| Absolute magnitude (MV) | −1.43 |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 102776, also known by its Bayer designation j Centauri (j Cen), is a star in the constellation Centaurus.
j Centauri is a blue-white B-type main sequence dwarf with a mean apparent magnitude of +4.30. It is approximately 459 light years from Earth. It is classified as a Gamma Cassiopeiae type variable star and its brightness varies from magnitude +4.30 to +4.39.
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