Planet LTT 3780 c

Detailed information about planet LTT 3780 c and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
LTT 3780 c
Planet Status
Confirmed
Discovered in
2020
Publication
Status
Published in a refereed paper
Update
2025-07-29
Mass
0.0253 ( ± 0.0016 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.0757 ( ± 0.002 ) AU
Orbital Period
12.252284 ( ± 1.3e-05 ) day
Eccentricity
0.024 ( +0.032 -0.017 )
Angular distance
—
ω
-66.0 ( +110.0 -50.0 ) deg
Tperi
—
Radius
0.2132 ( ± 0.009 ) RJ
Inclination
88.96 ( +0.074 -0.07 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
0.794 ( +0.023 -0.027 )
Time Vr=0
—
Velocity Semiamplitude K
4.22 ( ± 0.16 ) m/s
Calculated temperature
359.0 ( ± 10.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
TOI-732 Ac, TOI-732.02
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

See also Planets in Binaries webpage.

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Star

Name
LTT 3780
Distance
22.04 ( ± 0.03 ) pc
Spectral type
M3V
Apparent magnitude V
—
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.38 ( +0.024 -0.034 ) MSun
Age
3.1 ( +6.2 -1.0 ) Gyr
Effective temperature
3358.0 ( ± 92.0 ) K
Radius
0.38 ( ± 0.012 ) RSun
Metallicity [Fe/H]
0.06 ( ± 0.1 )
Detected Disc
—
Magnetic Field
—
RA2000
10:18:34.8
Dec2000
-11:43:04.2
Alternate Names
TOI-732, TIC 36724087

A fainter M dwarf companion (LP 729-55) lies 347 AUs away (Michel & Mugrauer 2021).

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