Planet K2-398 c

Detailed information about planet K2-398 c and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

K2-398 c

Planet Status

Confirmed

Discovered in

2022

Update

2024-05-28

Mass

0.07366 (\pm 0.0412)

M_J 1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Mass*sin(i)

—

Semi-Major Axis

0.1362 (\begin{matrix} + 0.0038 \\ - 0.0045 \end{matrix})

Orbital Period

18.787839 (\begin{matrix} + 0.000877 \\ - 0.000993 \end{matrix})

day 1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Eccentricity

—

ω

—

T_peri

—

Radius

0.45482 (\begin{matrix} + 0.01374 \\ - 0.01303 \end{matrix})

R_J 1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Inclination

—

Detection Method

Primary Transit

Mass Meas. Method

Theoretical

Radius Meas. Method

Primary Transit

Primary transit

2457911.6845 (\begin{matrix} + 0.0015 \\ - 0.0016 \end{matrix})

Secondary transit

—

λ

—

Impact Parameter b

0.701 (\begin{matrix} + 0.028 \\ - 0.031 \end{matrix})

1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Time V_r=0

—

Velocity Semiamplitude K

5.85 (\pm 3.29)

m/s

Calculated temperature

870.0 K 1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

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

K2-398

Distance

606.992 (\begin{matrix} + 13.07 \\ - 12.539 \end{matrix})

pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

G0V

Apparent magnitude V

13.15

Mass

0.945 (\begin{matrix} + 0.09 \\ - 0.083 \end{matrix})

M_Sun 1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Age

—

Effective temperature

5946.0 (\pm 20.0)

K 1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Radius

1.239 (\begin{matrix} + 0.032 \\ - 0.03 \end{matrix})

R_Sun 1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Metallicity [Fe/H]

-0.257 (\pm 0.019)

1 publication

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

10:46:56.4

Dec₂₀₀₀

+01:56:12.1

Alternate Names

EPIC 248463350

No remarks

No link

Simbad
Most recent references (ADS)

Planet K2-398 c

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 2 planets

Remarks No remark

Other web pages No page

More data 2 references

Planet K2-398 c

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 2 planets

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Scaling K2. V. Statistical Validation of 60 New Exoplanets From K2 Campaigns 2-18

The Revised TESS Input Catalog and Candidate Target List