HD 167042
Star HD 167042 |
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AladinLite | |||||||||||||||
Observation dates equinox : J2000.0 , epoch : J2000.0 |
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Constellation | Dragon | ||||||||||||||
Right ascension | 18 h 10 m 31.64 s | ||||||||||||||
declination | + 54 ° 17 ′ 11.6 ″ | ||||||||||||||
Apparent brightness | 5.97 likes | ||||||||||||||
Typing | |||||||||||||||
Known exoplanets | 1 | ||||||||||||||
B − V color index | +0.94 | ||||||||||||||
U − B color index | +0.72 | ||||||||||||||
R − I index | +0.48 | ||||||||||||||
Spectral class | K1 III | ||||||||||||||
Astrometry | |||||||||||||||
Radial velocity | (−17.8 ± 0.3) km / s | ||||||||||||||
parallax | (19.91 ± 0.26) mas | ||||||||||||||
distance | (164 ± 2) ly (50.23 ± 0.66) pc |
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Visual absolute brightness M vis | +2.47 mag | ||||||||||||||
Proper movement | |||||||||||||||
Rec. Share: | (107.94 ± 0.29) mas / a | ||||||||||||||
Dec. portion: | (247.35 ± 0.27) mas / a | ||||||||||||||
Physical Properties | |||||||||||||||
Dimensions | approx. 1.6 M ☉ | ||||||||||||||
radius | approx. 4.3 R ☉ | ||||||||||||||
Effective temperature | (5020 ± 75) K. | ||||||||||||||
Age | approx. 2 · 10 9 a | ||||||||||||||
Other names and catalog entries |
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HD 167042 is a giant star of spectral class K1 in the constellation of Dragon, about 164 light years from Earth . It has an apparent magnitude of 6.0 mag. The star is orbited by an exoplanet called HD 167042 b .
Exoplanet
HD 167042 b is an exoplanet orbiting the central star with a period of just over 400 days . The exoplanet has a minimum mass of around 1.6 Jupiter's masses, an eccentricity of around 0.03 and a major semi-axis of around 1.3 astronomical units . It was discovered using the radial velocity method.