HD 45652
Stern HD 45652 |
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AladinLite | |||||||||||
Observation dates equinox : J2000.0 , epoch : J2000.0 |
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Constellation | unicorn | ||||||||||
Right ascension | 06 h 29 m 13.19 s | ||||||||||
declination | + 10 ° 56 ′ 2 ″ | ||||||||||
Apparent brightness | 8.1 likes | ||||||||||
Typing | |||||||||||
Known exoplanets | 1 | ||||||||||
B − V color index | +0.84 | ||||||||||
Spectral class | K5 | ||||||||||
Astrometry | |||||||||||
Radial velocity | (−4.4 ± 1.5) km / s | ||||||||||
parallax | (29.11 ± 0.93) mas | ||||||||||
distance | (112 ± 4) ly (34.4 ± 1.1) pc |
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Visual absolute brightness M vis | +5.42 mag | ||||||||||
Proper movement | |||||||||||
Rec. Share: | (205.99 ± 1.13) mas / a | ||||||||||
Dec. portion: | (−62.58 ± 0.82) mas / a | ||||||||||
Physical Properties | |||||||||||
Dimensions | (0.83 ± 0.05) M ☉ | ||||||||||
Effective temperature | (5310 ± 70) K. | ||||||||||
Metallicity [Fe / H] | 0.29 ± 0.07 | ||||||||||
Other names and catalog entries |
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HD 45652 is a dwarf star in the constellation Unicorn, about 112 light years from Earth . With an apparent brightness of 8.1 mag, it can no longer be seen with the naked eye, even under optimal observation conditions. In 2008, Michel Mayor discovered an extrasolar planet orbiting this star. This is called HD 45652 b .
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)