Planet JuMBO 29 b

Detailed information about planet JuMBO 29 b and its parameters.

Planet

Name
JuMBO 29 b
Planet Status
Confirmed
Discovered in
2023
Publication
Status
—
Update
2025-08-04
Mass
Mass*sin(i)
—
Semi-Major Axis
Orbital Period
—
Eccentricity
—
Angular distance
—
ω
—
Tperi
—
Radius
—
Inclination
—
Detection Method
Imaging
Mass Meas. Method
Spectrum
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
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

Age 0.5-2 Myr. Part of Trapezium Cluster. Initially reported by Pearson & MacCaughrean (2023) as a substellar/planetary-mass binary, Luhman (2025) revise the source as a low-mass M dwarf with a brown dwarf secondary (spectral type M8).

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Star

Name
JuMBO 29
Distance
Spectral type
M5.5
Apparent magnitude V
—
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
Age
Effective temperature
—
Radius
—
Metallicity [Fe/H]
—
Detected Disc
—
Magnetic Field
—
RA2000
05:35:23.3
Dec2000
-05:20:48.0
Alternate Names
MLLA 907, ONC J083.84734-05.34667

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