| Observation data EpochJ2000 EquinoxJ2000 | |
|---|---|
| Constellation | Cetus |
| Right ascension | 02h 21m 56.62838s[1] |
| Declination | +00° 23′ 44.4288″[1] |
| Apparent magnitude (V) | 5.287[2] |
| Characteristics | |
| Evolutionary stage | AGB[3] |
| Spectral type | M1/2III[4] |
| U−Bcolor index | +1.85[5] |
| B−Vcolor index | +1.65[5] |
| Astrometry | |
| Radial velocity (Rv) | +26.99±0.32[1] km/s |
| Proper motion (μ) | RA: −12.393[1]mas/yr Dec.: −8.059[1]mas/yr |
| Parallax (π) | 3.7821±0.2323 mas[1] |
| Distance | 860 ± 50 ly (260 ± 20 pc) |
| Absolute magnitude (MV) | −2.73[6] |
| Details | |
| Radius | 100+10 −18[1] R☉ |
| Luminosity | 1,813±126[1] L☉ |
| Temperature | 3,765+392 −177[1] K |
| Other designations | |
| 69 Cet,BD−00°355,HD 14652,HIP 11021,HR 689,SAO 110495[7] | |
| Database references | |
| SIMBAD | data |
69 Ceti is a single[8]star located around 860[1] light years away in theequatorialconstellation ofCetus. It is visible to the naked eye with anapparent visual magnitude of 5.3.[2] This is an agingred giant star with astellar classification of M1/2III.[4] It is radiating 1,813 times theSun's luminosity from an enlargedphotosphere, 100 times theSun's radius, at aneffective temperature of 3,765 K.[1]
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