13 Cancri
13 Cancri (abbreviated to 13 Cnc) is a K-type giant star in the constellation Cancer. It has an apparent magnitude of +6.41 and is approximately 970 light years from Earth.
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Cancer |
| Right ascension | 08h 10m 13.107s |
| Declination | +25° 50′ 40.13″ |
| Apparent magnitude (V) | +6.41 |
| Characteristics | |
| Evolutionary stage | giant |
| Spectral type | K3 III |
| Astrometry | |
| Radial velocity (Rv) | 4.96 km/s |
| Proper motion (μ) | RA: −14.708 mas/yr Dec.: −31.065 mas/yr |
| Parallax (π) | 3.3713 ± 0.0435 mas |
| Distance | 970 ± 10 ly (297 ± 4 pc) |
| Absolute magnitude (MV) | -0.56 |
| Details | |
| Radius | 36 R☉ |
| Luminosity | 387 L☉ |
| Temperature | 4,266 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
Its designation is unusual as it is one of a very few stars which have a Bayer designation and are not in the Bright Star Catalog, although the designation ψ1 Cancri is rarely used. It is one of the few stars with a Flamsteed designation that are not listed in the Bright Star Catalogue.
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