Planet SPECULOOS-3 b

Detailed information about planet SPECULOOS-3 b and its parameters.

Planet

Name
SPECULOOS-3 b
Planet Status
Confirmed
Discovered in
2024
Publication
Status
Published in a refereed paper
Update
2025-07-30
Mass
Mass*sin(i)
Semi-Major Axis
Orbital Period
Eccentricity
Angular distance
ω
Tperi
Radius
Inclination
89.44 ( ± 0.4 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radius Meas. Method
Primary Transit
Primary transit
2459790.58344 ( ± 0.00032 ) JD
Secondary transit
λ
Impact Parameter b
0.124
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
553.0 ( ± 8.0 ) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names
LSPM J2049+3336 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
SPECULOOS-3
Distance
Spectral type
M6.5
Apparent magnitude V
18.0
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
20:49:27.4
Dec2000
+33:36:50.9
Alternate Names
LSPM J2049+3336

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