Planet WASP-157 b

Detailed information about planet WASP-157 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
WASP-157 b
Planet Status
Confirmed
Discovered in
2016
Update
2021-02-05
Mass
0.576 ( +0.094 -0.094 ) MJ
Mass*sin(i)
0.574 ( +0.093 -0.093 ) MJ
Semi-Major Axis
0.0499 ( +0.0006 -0.0006 ) AU
Orbital Period
3.951623 ( +1.8e-05 -1.8e-05 ) day
Eccentricity
—
ω
—
Tperi
—
Radius
0.998 ( +0.025 -0.025 ) RJ
Inclination
85.19 ( +0.5 -0.32 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2457257.803194 ( ± 8.8e-05 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.87 ( +0.01 -0.01 )
Time Vr=0
—
Velocity Semiamplitude K
60.0 ( ± 4.0 ) m/s
Calculated temperature
1193.0 ( +24.0 -24.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
1SWASP J132637.24-081903.2 b, 2MASS J13263727-0819033 b, EPIC 212697709 b, EPIC 212697709.01, K2-41 b, TYC 5544-00596-1 b, WISE J132637.24-081903.4 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
WASP-157
Distance
337.71 ( +6.33 -6.33 ) pc
Spectral type
G2 V
Apparent magnitude V
12.9
Mass
1.06 ( +0.04 -0.04 ) MSun
Age
1.0 ( +2.8 -0.3 ) Gyr
Effective temperature
5772.0 ( +86.0 -86.0 ) K
Radius
1.1 ( +0.03 -0.03 ) RSun
Metallicity [Fe/H]
0.25 ( +0.06 -0.06 )
Detected Disc
—
Magnetic Field
—
RA2000
13:26:37.2
Dec2000
-08:19:03.2
Alternate Names
1SWASP J132637.24-081903.2, 2MASS J13263727-0819033, EPIC 212697709, K2-41, TYC 5544-596-1, WISE J132637.24-081903.4

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