HD 23079

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Star
HD 23079
AladinLite
Observation
dates equinoxJ2000.0 , epoch : J2000.0
Constellation network
Right ascension 03 h 39 m 43.1 s
declination -52 ° 54 ′ 57 ″
Apparent brightness 7.12 likes
Typing
Known exoplanets 1
Spectral class F8 V / G0 V
Astrometry
Radial velocity (0.5 ± 0.3) km / s
parallax (29.51 ± 0.34)  mas
distance (110 ± 1)  ly
(33.9 ± 0.4)  pc  
Visual absolute brightness M vis +4.47 mag
Proper movement 
Rec. Share: (−192.57 ± 0.37)  mas / a
Dec. portion: (−92.82 ± 0.42)  mas / a
Physical Properties
Dimensions 1.1  M
radius 1.13  R
Effective temperature 5848  K
Metallicity [Fe / H] −0.24
Age 6.53 · 10 9  a
Other names
and catalog entries
Cordoba Survey CD −53 738
Henry Draper Catalog HD 23079 [1]
Hipparcos catalog HIP 17096 [2]
SAO catalog SAO 233208 [3]
annotation
  1. ↑ Calculated from apparent brightness and distance.

HD 23079 is a yellow dwarf 110 light years away with a right ascension of 03h 39m 43s and a declination of −52 ° 54 '57 ". It has an apparent magnitude of 7.1 mag.

In 2001, CG Tinney discovered an extrasolar planet orbiting this star. This is called HD 23079 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)