Planet NLTT 51469 (AB)b

Detailed information about planet NLTT 51469 (AB)b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
NLTT 51469 (AB)b
Planet Status
Confirmed
Discovered in
2019
Update
2024-10-24
Mass
60.0 ( ± 10.0 ) MJ
Mass*sin(i)
—
Semi-Major Axis
3834.0 ( ± 100.0 ) AU
Orbital Period
—
Eccentricity
—
ω
—
Tperi
—
Radius
0.882 ( ± 0.165 ) RJ
Inclination
—
Detection Method
Imaging
Mass Meas. Method
Spectrum
Radius Meas. Method
Theoretical
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
1525.0 ( ± 125.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
SDSS J213154.43-011939.3
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

Spectral type L9±1.

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Star

Name
NLTT 51469
Distance
46.6 ( ± 1.3 ) pc
Spectral type
M3V
Apparent magnitude V
13.58
Mass
0.42 ( ± 0.02 ) MSun
Age
5.5 ( ± 4.5 ) Gyr
Effective temperature
3410.0 ( +140.0 -210.0 ) K
Radius
0.488 ( ± 0.022 ) RSun
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
21:31:59.7
Dec2000
-01:20:04.1
Alternate Names
G 93-19

Gauza et al. (2019): NLTT 51469 forms a widely separated (a = 22-30 AUs) binary system with a low-mass (m = 0.1 MSol) M dwarf companion star (spT ∼M6±1, T = 2850 ± 200 K).

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