Planet K2-289 b

Detailed information about planet K2-289 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name
K2-289 b
Planet Status
Confirmed
Discovered in
2019
Publication
Status
—
Update
2026-07-25
Mass
0.1529 ( ± 0.0585 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.107 ( ± 0.001 ) AU
Orbital Period
13.156969 ( +4.7e-05 -5.1e-05 ) day
Eccentricity
—
Angular distance
—
ω
—
Tperi
—
Radius
0.812 ( +0.027 -0.027 ) RJ
Inclination
88.48 ( ± 0.07 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Theoretical
Radius Meas. Method
Primary Transit
Primary transit
2456897.14325 ( ± 0.00097 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.6 ( ± 0.02 )
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
753.0 ( ± 16.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J16263433-1547326 b, EPIC 205686202 b, EPIC 205686202.01, WISE J162634.31-154732.9 b
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
K2-289
Distance
270.7 ( +7.6 -7.1 ) pc
Spectral type
—
Apparent magnitude V
—
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.95 ( +0.04 -0.05 ) MSun
Age
—
Effective temperature
5529.0 ( +77.0 -74.0 ) K
Radius
1.02 ( +0.03 -0.03 ) RSun
Metallicity [Fe/H]
0.162 ( +0.087 -0.074 )
Detected Disc
—
Magnetic Field
—
RA2000
16:26:34.3
Dec2000
-15:47:32.6
Alternate Names
2MASS J16263433-1547326, EPIC 205686202, WISE J162634.31-154732.9

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