| Observation data Epoch J2000.0 Equinox J2000.0 |
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|---|---|
| Constellation | Canis Major |
| Right ascension | 06h36m41.0s |
| Declination | −19°15′21″ |
| Apparent magnitude (V) | +3.95 |
| Distance | 64.7 ± 0.9 ly (19.8 ± 0.3 pc) |
| Spectral type | K1III |
| Other designations | |
Nu² Canis Majoris (ν² CMa, ν² Canis Majoris) is a star in the constellation Canis Major.
ν² Canis Majoris is an orange K-type giant with an apparent magnitude of +3.95. It is approximately 64.7 light years from Earth. It is orbitted by a gas giant planet at 1.9AU.[1]
In Chinese astronomy, ν² Canis Majoris is called 野雞, Pinyin: Yějī, meaning Wild Cockerel, because this star is marking itself and stand alone in Wild Cockerel asterism, Well mansion (see : Chinese constellation).[2] 野雞 (Yějī), westernized into Ya Ke. According to R.H. Allen opinion, the name Ya Ke is asterism consisting ο1 Canis Majoris and π Canis Majoris, with other small stars in the body of the Dog[3]
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