HD 33564
Star HD 33564 |
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AladinLite | |||||||||||||
Observation dates equinox : J2000.0 , epoch : J2000.0 |
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Constellation | giraffe | ||||||||||||
Right ascension | 05 h 22 m 33.5 s | ||||||||||||
declination | + 79 ° 13 ′ 52 ″ | ||||||||||||
Apparent brightness | 5.08 likes | ||||||||||||
Typing | |||||||||||||
Known exoplanets | 1 | ||||||||||||
B − V color index | +0.47 | ||||||||||||
U − B color index | −0.13 | ||||||||||||
Spectral class | F6 V | ||||||||||||
Astrometry | |||||||||||||
Radial velocity | (−10.8 ± 0.3) km / s | ||||||||||||
parallax | (47.88 ± 0.21) mas | ||||||||||||
distance | (68.1 ± 0.3) ly (20.89 ± 0.09) pc |
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Visual absolute brightness M vis | +3.5 mag | ||||||||||||
Proper movement | |||||||||||||
Rec. Share: | (−78.48 ± 0.15) mas / a | ||||||||||||
Dec. portion: | (+161.95 ± 0.22) mas / a | ||||||||||||
Physical Properties | |||||||||||||
Dimensions | 1.25 M ☉ | ||||||||||||
radius | 1.1 R ☉ | ||||||||||||
Effective temperature | 6251 K | ||||||||||||
Metallicity [Fe / H] | −0.12 | ||||||||||||
Age | approx. 3 billion a | ||||||||||||
Other names and catalog entries |
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HD 33564 is a main sequence star of spectral class F, 68 light years away. It has an apparent magnitude of 5.08 mag.
In 2005 Galland et al. the discovery of a companion to this star that is an exoplanet candidate. The property has the systematic designation HD 33564 b .