Planet LTT 1445 Ad

Detailed information about planet LTT 1445 Ad and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
LTT 1445 Ad
Planet Status
Confirmed
Discovered in
2022
Update
2024-07-28
Mass
0.00856 ( ± 0.000236 ) MJ
Mass*sin(i)
0.00856 ( ± 0.000236 ) MJ
Semi-Major Axis
0.09 ( ± 0.02 ) AU
Orbital Period
24.29 ( +0.03 -0.05 ) day
Eccentricity
0.26 ( ± 0.14 )
ω
50.0 ( +50.0 -34.0 ) deg
Tperi
—
Radius
—
Inclination
—
Detection Method
Radial Velocity
Mass Meas. Method
Radial Velocity
Radius Meas. Method
—
Primary transit
—
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
1.6 ( ± 0.37 ) m/s
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

See also Planets in Binaries webpage.

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Star

Name
LTT 1445 A
Distance
6.9 pc
Spectral type
M3.5V
Apparent magnitude V
10.53
Mass
0.256 ( ± 0.014 ) MSun
Age
—
Effective temperature
3340.0 ( ± 159.0 ) K
Radius
0.27 ( ± 0.012 ) RSun
Metallicity [Fe/H]
-0.34 ( ± 0.09 )
Detected Disc
—
Magnetic Field
—
RA2000
03:01:51.0
Dec2000
-16:35:36.0
Alternate Names
BD-17 588 A, TOI-455

The parent star is part of a triple system with a pair of two other M stars at an angular distance 1.16 arc sec and orbiting around the A star with a period 36.2 years (Winters et al. 2019).

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