Planet HD 89345 b

Name HD 89345 b
Planet Status Confirmed
Discovered in 2018
Mass 0.1123 (± 0.0104) MJ
Mass*sin(i)
Semi-Major Axis 0.105 (± 0.0013) AU
Orbital Period 11.81399 (± 0.00086) day
Eccentricity 0.203 (± 0.031)
ω 345.1 (± 20.0) deg
Tperi
Radius 0.612 (± 0.0125) RJ
Inclination 87.7 deg
Update 2018-08-17
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2457913.80316 (± 0.00062) JD
Secondary transit
λ
Impact Parameter b 0.489 (± 0.064)
Time Vr=0
Velocity Semiamplitude K 9.49 (± 0.84) m/s
Calculated temperature 1053.0 (± 14.0) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names K2-234 b, EPIC 248777106 b

Star

HD 89345
Name HD 89345
Distance 126.6 ( -3.5 +3.7 ) pc
Spectral type G5V
Apparent magnitude V 9.4
Mass 1.12 ( -0.01 +0.04 ) MSun
Age 9.4 ( -1.3 +0.4 ) Gyr
Effective temperature 5609.0 ( -69.0 +64.0 ) K
Radius 1.657 ( -0.004 +0.02 ) RSun
Metallicity [Fe/H] 0.45 (± 0.04)
Detected Disc
Magnetic Field
RA2000 10:18:41.0
Dec2000 +10:07:45
Alternate Names EPIC 248777106, K2-234
Planetary system 1 planet

More data


Related publications

Planetary Candidates from K2 Campaign 16
2018 YU L., CROSSFIELD I., SCHLIEDER J., KOSIAREK M., FEINSTEIN A. et al.
Astron. J., submitted
arxiv  

HD 89345: a bright oscillating star hosting a transiting warm Saturn-sized planet observed by K2
2018 VAN EYLEN V., DAI F., MATHUR S., GANDOLFI D., ALBRECHT S. et al.
MNRAS, 478, 4866
paper   arxiv   ADS  

Two warm, low-density sub-Jovian planets orbiting bright stars in K2 campaigns 13 and 14
2018 YU L., RODRIGUEZ J., CROSSFIELD I., EASTMAN J., SHPORER A. et al.
Astron. J., 156, 127
arxiv   paper