HD 187085

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Stern
HD 187085
AladinLite
Observation
dates equinox :  J2000.0 , epoch : J2000.0
Constellation Sagittarius
Right ascension 19 h 49 m 33.97 s
declination -37 ° 46 ′ 50 ″
Apparent brightness 7.22 mag
Typing
Known exoplanets 1
Spectral class G0 V
Astrometry
Radial velocity (+15.1 ± 0.3) km / s
parallax (22.71 ± 0.79)  mas
distance (144 ± 5)  ly
(44.0 ± 1.5)  pc  
Visual absolute brightness M vis +4.0 mag
Proper movement 
Rec. Share: (+7.60 ± 1.01)  mas / a
Dec. portion: (−103.39 ± 0.58)  mas / a
Physical Properties
Dimensions approx. 1.2  M ☉
Metallicity [Fe / H] +0.05
Age approx. 3 bill.  a
Other names
and catalog entries
Cordoba Survey CD −38 ° 13701
Henry Draper Catalog HD 187085 [1]
Hipparcos catalog HIP 97546 [2]
SAO catalog SAO 211579 [3]
Tycho catalog TYC 7933-2470-1 [4]Template: Infobox star / maintenance / specification of the TYC catalog
annotation
  1. ↑ Estimated from apparent brightness and distance.

HD 187085 is a main sequence star of spectral class G0 in the constellation Sagittarius, about 140  light years from Earth . It has an apparent magnitude of 7.2 mag. In 2006, Hugh RA Jones discovered an extrasolar planet orbiting this star. This is called HD 187085 b .

Web links

Individual evidence

  1. ↑ a b c Hipparcos catalog (ESA 1997)
  2. ↑ Pulkovo radial velocities for 35493 HIP stars
  3. ↑ a b c Hipparcos, the New Reduction (van Leeuwen, 2007)