Planet TOI-210 b

Detailed information about planet TOI-210 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name

TOI-210 b

Planet Status

Confirmed

Discovered in

2026

Publication Status

—

Update

2026-09-29

Mass

0.02124 (\pm 0.00393)

M_J 1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Mass*sin(i)

—

Semi-Major Axis

0.0579 (\pm 0.0027)

AU 1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Orbital Period

9.0105563 (\pm 2.8e-06)

day 1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Eccentricity

0.38 (\begin{matrix} + 0.0 \\ - 0.38 \end{matrix})

1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Angular distance

—

ω

—

T_peri

—

Radius

0.19931 (\pm 0.0066)

R_J 1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Inclination

89.54 (\begin{matrix} + 0.25 \\ - 0.18 \end{matrix})

deg 1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Detection Method

Primary Transit

Mass Meas. Method

Radial Velocity

Radius Meas. Method

Primary Transit

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

0.3 (\begin{matrix} + 0.1 \\ - 0.16 \end{matrix})

1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

368.0 (\pm 9.0)

K 1 publication

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

—

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

No remarks

No link

Star

Name

TOI-210

Distance

42.58 (\pm 0.03)

Spectral type

M4V

Apparent magnitude V

15.36

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.31 (\pm 0.08)

M_Sun

Age

4.5 Gyr

Effective temperature

3200.0 (\pm 50.0)

Radius

0.329 (\pm 0.01)

R_Sun

Metallicity [Fe/H]

0.15 (\pm 0.11)

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

05:55:50.5

Dec₂₀₀₀

-73:59:04.9

Alternate Names

TIC 141608198, 2MASS J05555049-7359046, Gaia DR3 4650160717726370816

No remarks

No link

Simbad
Most recent references (ADS)

Planet TOI-210 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet TOI-210 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

A temperate sub-Neptune transiting the M4 Dwarf TOI-210 identified by NIRPS and TESS -- Uncovering hidden M-dwarf planetary systems in the near-infrared