Planet K2-55 b

Detailed information about planet K2-55 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-55 b
Planet Status
Confirmed
Discovered in
2016
Update
2021-02-05
Mass
0.138 ( ± 0.0167 ) MJ
Mass*sin(i)
—
Semi-Major Axis
0.03486 ( +0.00078 -0.00078 ) AU
Orbital Period
2.849258 ( +3.3e-05 -3.3e-05 ) day
Eccentricity
0.124 ( ± 0.055 )
ω
195.0 ( +32.0 -37.0 ) deg
Tperi
—
Radius
0.341 ( +0.029 -0.029 ) RJ
Inclination
88.0 ( ± 1.0 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2456983.4229 ( ± 0.0004 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.37 ( +0.15 -0.2 )
Time Vr=0
—
Velocity Semiamplitude K
25.8 ( ± 2.6 ) m/s
Calculated temperature
900.0 K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
EPIC 205924614.01
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
K2-55
Distance
160.26 ( +0.73 -0.73 ) pc
Spectral type
—
Apparent magnitude V
13.6
Mass
0.7 ( +0.05 -0.05 ) MSun
Age
—
Effective temperature
4456.0 ( +148.0 -148.0 ) K
Radius
0.63 ( +0.05 -0.05 ) RSun
Metallicity [Fe/H]
0.376 ( ± 0.095 )
Detected Disc
—
Magnetic Field
—
RA2000
22:15:00.5
Dec2000
-17:15:02.5
Alternate Names
2MASS J22150046-1715025, EPIC 205924614, WISE J221500.44-171502.7

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