HD 141937
Stern HD 141937 |
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AladinLite | |||||||||||
Observation dates equinox : J2000.0 , epoch : J2000.0 |
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Constellation | Libra | ||||||||||
Right ascension | 15 h 52 m 17.55 s | ||||||||||
declination | -18 ° 26 ′ 9.8 ″ | ||||||||||
Apparent brightness | 7.25 likes | ||||||||||
Typing | |||||||||||
Known exoplanets | 1 | ||||||||||
Spectral class | G2 / G3V | ||||||||||
Astrometry | |||||||||||
Radial velocity | (−3.0 ± 0.2) km / s | ||||||||||
parallax | (30.96 ± 0.64) mas | ||||||||||
distance | (105 ± 2) ly (32.30 ± 0.67) pc |
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Visual absolute brightness M vis | +4.70 mag | ||||||||||
Proper movement | |||||||||||
Rec. Share: | (96.83 ± 0.77) mas / a | ||||||||||
Dec. portion: | (22.97 ± 0.56) mas / a | ||||||||||
Physical Properties | |||||||||||
Dimensions | approx. 1 M ☉ | ||||||||||
radius | approx. 1.1 R ☉ | ||||||||||
Effective temperature | approx. 5820 K | ||||||||||
Other names and catalog entries |
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HD 141937 is a main sequence star about 105 light-years from Earth with an apparent magnitude of 7.25 mag. In 2002, Stéphane Udry discovered an extrasolar planet orbiting this star. This is called HD 141937 b .