Planet K2-250 b

Detailed information about planet K2-250 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name

K2-250 b

Planet Status

Confirmed

Discovered in

2018

Publication Status

—

Update

2026-08-17

Mass

—

Mass*sin(i)

—

Semi-Major Axis

0.04606 (\begin{matrix} + 0.00082 \\ - 0.00068 \end{matrix})

AU 2 publications

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission
44 Validated Planets from K2 Campaign 10

Orbital Period

4.01392 (\pm 0.00029)

day 2 publications

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission
44 Validated Planets from K2 Campaign 10

Eccentricity

0.21 (\begin{matrix} + 0.39 \\ - 0.16 \end{matrix})

1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

Angular distance

—

ω

-40.0 (\begin{matrix} + 92.0 \\ - 120.0 \end{matrix})

deg 1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

T_peri

—

Radius

0.242 (\begin{matrix} + 0.016 \\ - 0.012 \end{matrix})

R_J 2 publications

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission
44 Validated Planets from K2 Campaign 10

Inclination

88.26 (\begin{matrix} + 1.1 \\ - 0.94 \end{matrix})

deg 1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

Primary Transit

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

0.35 (\begin{matrix} + 0.25 \\ - 0.23 \end{matrix})

2 publications

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission
44 Validated Planets from K2 Campaign 10

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

1003.0 (\pm 14.0)

K 2 publications

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission
44 Validated Planets from K2 Campaign 10

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

WISE J122007.58-085832.6 b, EPIC 228748826 b, EPIC 228748826.01, 2MASS J12200763-0858328 b

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

K2-250

Distance

414.708 (\begin{matrix} + 6.35 \\ - 6.16 \end{matrix})

Spectral type

K0V

Apparent magnitude V

14.3

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.809 (\begin{matrix} + 0.044 \\ - 0.036 \end{matrix})

M_Sun 1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

Age

8.2 (\begin{matrix} + 4.0 \\ - 5.0 \end{matrix})

Gyr 1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

Effective temperature

5003.0 (\pm 94.0)

K 1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

Radius

0.797 (\begin{matrix} + 0.029 \\ - 0.027 \end{matrix})

R_Sun 1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

Metallicity [Fe/H]

-0.02 (\begin{matrix} + 0.24 \\ - 0.098 \end{matrix})

1 publication

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

12:20:07.6

Dec₂₀₀₀

-08:58:32.8

Alternate Names

WISE J122007.58-085832.6, EPIC 228748826, 2MASS J12200763-0858328

No remarks

No link

Simbad
Most recent references (ADS)

Planet K2-250 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 K2-250 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

The K2 and TESS Synergy. II. Revisiting 26 Systems in the TESS Primary Mission

44 Validated Planets from K2 Campaign 10