Psi Cassiopeiae
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| Observation data Epoch J2000.0 |
|
|---|---|
| Constellation | Cassiopeia |
| Right ascension | 01h25m56.0s |
| Declination | +68°07′48″ |
| Apparent magnitude (V) | +4.72 |
| Spectral Characteristics | |
| Spectral type | K0III |
| U-B color index | +0.94 |
| B-V color index | +1.05 |
| Variable type | none |
| Astrometry | |
| Radial velocity (Rv) | −12 km/s |
| Proper motion (μ) | RA: 75.07 mas/yr Dec.: 26.82 mas/yr |
| Parallax (π) | 16.89 ± 0.56 mas |
| Distance | 193.1 ly (59.2 pc) |
| Absolute magnitude (MV) | +0.86 |
| Other designations | |
Psi Cassiopeiae (ψ Cas / ψ Cassiopeiae) is a binary star in the constellation Cassiopeia. It is approximately 193.1 light years from Earth.
The primary component, ψ Cassiopeiae A, is an orange K-type giant with an apparent magnitude of +4.72. Its companion, ψ Cassiopeiae B, is a fourteenth magnitude star located 3 arcseconds from the primary.
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