Gliese 320

Gliese 320
Observation data; Epoch 2000 Equinox 2000
Constellation	Vela
Right ascension	08h 43m 18.0s
Declination	−38° 52′ 56.5″
Apparent magnitude (V)	6.58
Characteristics
Spectral type	K2 V
U−B color index	0.65
B−V color index	0.92
V−R color index	0.51
R−I color index	0.42
Astrometry
Radial velocity (Rv)	+14.3 km/s
Proper motion (μ)	RA: -301.02 mas/yr; Dec.: 340.76 mas/yr
Parallax (π)	89.80 ± 0.56 mas
Distance	36.3 ± 0.2 ly; (11.14 ± 0.07 pc)
Absolute magnitude (MV)	6.45
Details
Mass	0.84 M☉
Radius	0.74 R☉
Luminosity	0.31 L☉
Temperature	5040 ± 20 K
Age	215 ± 94 Myr
Other designations
	CD-38 4789, GJ 320, HD 74576, HIP 42808, NStars 0843-3852, YPC 2089

Gliese 320 is a solitary, orange, main sequence (K2 V) star located thirty-six light-years away, in the constellation Vela.

References [edit]

^ ^a ^b ^c ^d ^e ^f Plavchan, Peter et al. (June 2009), "New Debris Disks Around Young, Low-Mass Stars Discovered with the Spitzer Space Telescope", The Astrophysical Journal 698 (2): 1068–1094, arXiv:0904.0819, Bibcode:2009ApJ...698.1068P, doi:10.1088/0004-637X/698/2/1068

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Observation data Epoch 2000 Equinox 2000
Constellation	Vela
Right ascension	08^h 43^m 18.0^s
Declination	−38° 52′ 56.5″
Apparent magnitude (V)	6.58^[1]
Characteristics
Spectral type	K2 V
U−B color index	0.65
B−V color index	0.92
V−R color index	0.51
R−I color index	0.42
Astrometry

Radial velocity (R_v)	+14.3 km/s
Proper motion (μ)	RA: -301.02 mas/yr Dec.: 340.76 mas/yr
Parallax (π)	89.80 ± 0.56 mas
Distance	36.3 ± 0.2 ly (11.14 ± 0.07 pc)
Absolute magnitude (M_V)	6.45

Details

Mass	0.84^[1] M_☉
Radius	0.74^[1] R_☉
Luminosity	0.31^[1] L_☉
Temperature	5040 ± 20^[1] K
Age	215 ± 94^[1] Myr

Other designations
CD-38 4789, GJ 320, HD 74576, HIP 42808, NStars 0843-3852, YPC 2089