HD 45350
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Stern HD 45350 |
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| AladinLite | |||||||||||
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Observation dates equinox : J2000.0 , epoch : J2000.0 |
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| Constellation | Carter | ||||||||||
| Right ascension | 06 h 28 m 45.7 s | ||||||||||
| declination | + 38 ° 57 ′ 47 ″ | ||||||||||
| Apparent brightness | 7.89 likes | ||||||||||
| Typing | |||||||||||
| Known exoplanets | 1 | ||||||||||
| B − V color index | +0.74 | ||||||||||
| Spectral class | G5 | ||||||||||
| Astrometry | |||||||||||
| Radial velocity | (−20.8 ± 0.2) km / s | ||||||||||
| parallax | (20.46 ± 0.72) mas | ||||||||||
| distance | (159 ± 6) ly (49 ± 2) pc |
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| Visual absolute brightness M vis | approx. +4.4 mag | ||||||||||
| Proper movement | |||||||||||
| Rec. Share: | (−42.16 ± 0.72) mas / a | ||||||||||
| Dec. portion: | (−53.46 ± 0.45) mas / a | ||||||||||
| Physical Properties | |||||||||||
| Dimensions | 1.0 M ☉ | ||||||||||
| radius | 1.3 R ☉ | ||||||||||
| Effective temperature | 5754 K | ||||||||||
| Metallicity [Fe / H] | +0.29 | ||||||||||
| Age | approx. 6 bill. a | ||||||||||
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Other names and catalog entries |
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HD 45350 is a star in the constellation Auriga, around 160 light years away . It has an apparent magnitude of 7.9 mag.
Planetary companion
The star is orbited by the exoplanet HD 45350 b with a period of around 960 days . In 2005 by Marcy et al. Object discovered with the help of the radial velocity method has a minimum mass of approx. 1.8 Jupiter masses. Its orbit has a major semi-axis of almost 2 astronomical units with an eccentricity of 0.78.
Web links
Individual evidence
- ↑ a b c Hipparcos catalog (ESA 1997)
- ↑ Pulkovo radial velocities for 35493 HIP stars
- ↑ a b c Hipparcos, the New Reduction (van Leeuwen, 2007)
- ↑ estimated on the basis of the apparent brightness and the distance