Planet 2MASS J1610-3922 b

Detailed information about planet 2MASS J1610-3922 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
2MASS J1610-3922 b
Planet Status
Confirmed
Discovered in
2025
Publication
Status
Published in a refereed paper
Update
2025-12-05
Mass
27.0 ( +110.0 -20.0 ) MJ
Mass*sin(i)
—
Semi-Major Axis
1.6 ( +3.5 -1.3 ) AU
Orbital Period
—
Eccentricity
—
Angular distance
—
ω
—
Tperi
—
Radius
—
Inclination
57.0 ( ± 25.0 ) deg
Detection Method
Astrometry
Mass Meas. Method
Astrometry
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J16102955-3922144 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
2MASS J1610-3922
Distance
160.4 pc
Spectral type
M4.5
Apparent magnitude V
16.3
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.205 ( ± 0.072 ) MSun
Age
—
Effective temperature
3200.0 ( ± 74.0 ) K
Radius
—
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
16:10:29.6
Dec2000
-39:22:14.5
Alternate Names
2MASS J16102955-3922144

Possible wide companion to protostar THA 15-40 at 209 arcseconds (33,400 AUs at 160 pc).

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