HD 175541

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Stern
HD 175541
AladinLite
Observation
dates equinoxJ2000.0 , epoch : J2000.0
Constellation Snake
Right ascension 18 h 55 m 40.88 s
declination + 04 ° 15 ′ 55.2 ″
Apparent brightness 8.02 mag
Typing
Known exoplanets 1
Spectral class G8 V
Astrometry
Radial velocity (19.4 ± 0.2) km / s
parallax (7.87 ± 0.95)  mas
distance (414 ± 50)  ly
(127 ± 15)  pc  
Visual absolute brightness M vis +2.50 mag
Proper movement 
Rec. Share: (−6.82 ± 1.01)  mas / a
Dec. portion: (−89.23 ± 0.79)  mas / a
Physical Properties
Dimensions 1.65  M
radius 3.85  R
Effective temperature 5060  K
Metallicity [Fe / H] −0.07
Age 1.9 · 10 9  a
Other names
and catalog entries
Henry Draper Catalog HD 175541 [1]
Hipparcos catalog HIP 92895 [2]
SAO catalog SAO 124054 [3]
Tycho catalog TYC 457-495-1 [4]Template: Infobox star / maintenance / specification of the TYC catalog
annotation
  1. ↑ Calculated from apparent brightness and distance.

HD 175541 is a 417.54 light-years from Earth remote yellow sub-giant with a right ascension of 18h 55m 41s, and a declination of + 04 ° 15 '55 ". It has an apparent magnitude of 8.03 mag. In 2007, discovered John Asher Johnson found an extrasolar planet orbiting this star, named HD 175541 b .

See also

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)