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Catalog / GJ 661 / GJ 661 A

GJ 661 A

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GJ 661 A portrait

GJ 661 A

GJ 661 · LHS 433
Distance
6.397 pc · 20.86 ly
Spectral type
M3.0 VJ (RECONS)
Teff
3400 K (spectral type (Pecaut & Mamajek 2013))
Magnitudes
V 9.93 · G unknown · BP−RP unknown
Parallax
156.320 mas ± 1.280 (RECONS)
Gaia source_id
— (not in Gaia DR3 subset)
RECONS name
GJ 661 A
RECONS

Identity & provenance

Stable ID
recons:gj-661:a
Primary name
GJ 661 A · recons cns name
Common name
—
RECONS name
GJ 661 A
RECONS system
GJ 661 (rank #92)
Component
A
LHS
433
Gaia source_id
—
Gaia designation
—
Source catalogs
RECONS
Cross-match
recons_only
Match note
—

Position

RA
258.03499 ° · recons propagated
Dec
45.65876 ° · recons propagated
Reference epoch
J2016
Galactic l, b
71.32799 °, 35.96366 °
XYZ (equatorial)
-0.927, -4.374, 4.575 pc
Proper motion
326.75, -1591.81 mas/yr · RECONS
Radial velocity
unknown

Distance

Distance
6.397 pc · 20.86 ly · inverse parallax
Parallax (adopted)
156.3200 mas ± 1.2800 · RECONS
Parallax (RECONS)
156.32 mas
Parallax (Gaia DR3)
unknown
RECONS vs Gaia
—

Photometry & astrophysics

Spectral type
M3.0 VJ · RECONS
V
9.93
M_V (RECONS)
10.90
G / BP / RP
unknown / unknown / unknown
BP − RP
unknown
Teff (GSP-Phot)
unknown
log g / [M/H]
unknown / unknown
Mass
0.390 M☉
RUWE
unknown
Non-single star
—
Variability flag
—
Planets
0

Render parameters (star_params)

Teff
3400 K · spectral type (Pecaut & Mamajek 2013)
Absolute mag
10.900 (V)
Bolometric corr.
-2.685
Luminosity
0.04074 L☉
Radius
0.5817 R☉ · RECONS M_V + BC_V (Flower 1996 / Torres 2010)
Disk radius
0.5871
Limb darkening u1, u2
0.5675, 0.2325
Granulation amp / freq
0.0681 / 14.706
Variability
none
Seed
3404703324