Planet K2-28 b

Detailed information about planet K2-28 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

K2-28 b

Planet Status

Confirmed

Discovered in

2016

Update

2021-02-05

Mass

—

Mass*sin(i)

—

Semi-Major Axis

0.0214 (\pm 0.0013)

AU 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Orbital Period

2.260455 (\pm 4.1e-05)

day 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Eccentricity

— 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

ω

—

T_peri

—

Radius

0.207 (\begin{matrix} + 0.021 \\ - 0.021 \end{matrix})

R_J 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Inclination

88.9 (\begin{matrix} + 0.8 \\ - 1.2 \end{matrix})

deg 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

—

Primary transit

2456977.99012 (\begin{matrix} + 0.00075 \\ - 0.00074 \end{matrix})

JD 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Secondary transit

—

λ

—

Impact Parameter b

0.36 (\begin{matrix} + 0.26 \\ - 0.24 \end{matrix})

1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

568.0 (\begin{matrix} + 35.0 \\ - 35.0 \end{matrix})

K 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

EPIC 206318379, 2MASS J22222988-0757195 b, EPIC 206318379 b, EPIC 206318379.01, LP 700-6 b, WISE J222229.68-075721.8 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

K2-28

Distance

63.11 (\begin{matrix} + 0.32 \\ - 0.32 \end{matrix})

Spectral type

M4

Apparent magnitude V

—

Mass

0.26 (\begin{matrix} + 0.05 \\ - 0.05 \end{matrix})

M_Sun

Age

—

Effective temperature

3214.0 (\pm 60.0)

K 1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Radius

0.29 (\begin{matrix} + 0.03 \\ - 0.03 \end{matrix})

R_Sun

Metallicity [Fe/H]

0.26 (\pm 0.1)

1 publication

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

22:22:29.9

Dec₂₀₀₀

-07:57:19.3

Alternate Names

EPIC 20631837, 2MASS J22222988-0757195, EPIC 206318379, LP 700-6, WISE J222229.68-075721.8

No remarks

No link

Simbad
Most recent references (ADS)

Planet K2-28 b

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 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet K2-28 b

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 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Diffuser-assisted Photometric Follow-up Observations of the Neptune-sized Planets K2-28b and K2-100b

An Improved Transit Measurement for a 2.4 REarth Planet Orbiting A Bright Mid-M Dwarf K2−28

The K2-ESPRINT Project III: A Close-in Super-Earth around a Metal-rich Mid-M Dwarf