6 Lyncis

6 Lyncis
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Lynx
Right ascension 06h 30m 47.11s[1]
Declination +58° 09 45.5[1]
Apparent magnitude (V) 5.88
Characteristics
Spectral type K0IV
B−V color index 0.94
Variable type None
Astrometry
Radial velocity (Rv)+36 km/s
Proper motion (μ) RA: -30.14 ± 0.56[1] mas/yr
Dec.: -338.67 ± 0.41[1] mas/yr
Parallax (π)17.92 ± 0.47[1] mas
Distance182 ± 5 ly
(56 ± 1 pc)
Absolute magnitude (MV)2.10
Details
Mass1.7+0.3
0.2
 M
Radius5.2+0.4
0.3
 R
Luminosity15 L
Surface gravity (log g)3.5 cgs
Temperature4978 ± 18 K
Metallicity–0.13 ± 0.02
Other designations
BD+58°932, GC 8416, HD 45410, HIP 31039, HR 2331, SAO 25771
Database references
SIMBADdata
Exoplanet Archivedata
Extrasolar Planets
Encyclopaedia
data

6 Lyncis (abbreviated 6 Lyn) is the Flamsteed designation of a K-type subgiant star approximately 182 light years away in the constellation of Lynx. The star has mass 1.7 times, radius 5.2 times, and luminosity 15 times that of our Sun. It has apparent magnitude 5.88 and absolute magnitude 2.10.

Planetary system

In July 2008, the planet 6 Lyncis b was announced by Sato, along with 14 Andromedae b and 81 Ceti b. The planet was found to have minimum mass of 2.4 Jupiter masses and period of 899 days.[2]

The 6 Lyncis planetary system[2]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b ≥2.4 MJ 2.2 899 ± 19 0.134 ± 0.052

See also

References

External links

Coordinates: 06h 30m 47.1081s, +58° 09′ 45.480″

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