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Catalog / GJ 820 / 61 Cygni A

61 Cygni A

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61 Cygni A

GJ 820 A · GJ 820 · LHS 62 · recons:gj-820:a · Gaia DR3 1872046609345556480
Distance
3.497 pc · 11.40 ly
Spectral type
K5.0 V (RECONS)
Teff
4354 K (Gaia GSP-Phot)
Magnitudes
V 5.20 · G 4.767 · BP−RP 1.463
Parallax
285.995 mas ± 0.060 (Gaia DR3)
Gaia source_id
1872046609345556480
RECONS name
GJ 820 A
RECONSGaia DR3

Identity & provenance

Stable ID
gaia-dr3:1872046609345556480
Primary name
61 Cygni A · RECONS common name
Common name
61 Cygni A
RECONS name
GJ 820 A
RECONS system
GJ 820 (rank #13)
Component
A
LHS
62
Gaia source_id
1872046609345556480
Gaia designation
Gaia DR3 1872046609345556480
Source catalogs
RECONS+Gaia DR3
Cross-match
matched (0.64″, 1 candidates)
Match note
—

Position

RA
316.74848 ° · Gaia DR3
Dec
38.76386 ° · Gaia DR3
Reference epoch
J2016
Galactic l, b
82.34297 °, -5.82218 °
XYZ (equatorial)
1.986, -1.868, 2.189 pc
Proper motion
4164.21, 3249.61 mas/yr · Gaia DR3
Radial velocity
-65.97 km/s

Distance

Distance
3.497 pc · 11.40 ly · inverse parallax
Parallax (adopted)
285.9949 mas ± 0.0599 · Gaia DR3
Parallax (RECONS)
286.08 mas
Parallax (Gaia DR3)
285.9949 mas
RECONS vs Gaia
0.03 %

Photometry & astrophysics

Spectral type
K5.0 V · RECONS
V
5.20
M_V (RECONS)
7.48
G / BP / RP
4.767 / 5.440 / 3.977
BP − RP
1.463
Teff (GSP-Phot)
4354 K
log g / [M/H]
4.63 / 0.22
Mass
0.700 M☉
RUWE
1.20
Non-single star
0
Variability flag
NOT_AVAILABLE
Planets
0

Render parameters (star_params)

Teff
4354 K · Gaia GSP-Phot
Absolute mag
7.049 (G)
Bolometric corr.
-0.280
Luminosity
0.1544 L☉
Radius
0.6905 R☉ · Gaia G + parallax + BC_G (Andrae 2018)
Disk radius
0.5975
Limb darkening u1, u2
0.5207, 0.2356
Granulation amp / freq
0.0643 / 14.482
Variability
none
Seed
2135775409