Theta Cephei
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| Observation data Epoch J2000.0 |
|
|---|---|
| Constellation (pronunciation) |
Cepheus |
| Right ascension | 20h 29m 34.83s |
| Declination | +62° 59' 38.9" |
| Apparent magnitude (V) | 4.21 |
| Absolute magnitude (V) | 1.11 |
| Distance | 136 ly (41.72 pc) |
| Spectral type | A7III |
| Other designations | |
Theta Cephei (θ Cep / θ Cep) is a Class A7, fourth-magnitude star in the constellation Cepheus. It is called by the proper name Al Kidr (Arabic القدر al-qidr), meaning "The Bowl".
Theta Cephei is a white spectroscopic binary star, located about 135 light-years from Earth.
[edit] References
- HD 195725 -- Spectroscopic binary. SIMBAD Astronomical Database. Retrieved on 2007-03-01.
