Planet K2-32 e

Name K2-32 e
Planet Status Confirmed
Discovered in 2019
Mass 0.0066 (± 0.0041) MJ
Mass*sin(i)
Semi-Major Axis 0.04951 ( -0.00055 +0.00055 ) AU
Orbital Period 4.34882 ( -0.00075 +0.00069 ) day
Eccentricity 0.043 ( -0.03 +0.048 )
ω 205.0 ( -134.0 +106.0 ) deg
Tperi
Radius 0.09 ( -0.008 +0.009 ) RJ
Inclination 89.0 (± 0.7) deg
Update 2021-02-05
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2456898.97863 (± 0.004) JD
Secondary transit
λ
Impact Parameter b 0.22 (± 0.16) +
Time Vr=0
Velocity Semiamplitude K 0.92 ( -0.51 +0.57 ) m/s
Calculated temperature 1066.0 (± 18.0) K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names 2MASS J16494226-1932340 e, EPIC 205071984 A e, EPIC 205071984 e, EPIC 205071984.04, K2-32 A e, WISE J164942.25-193234.6 e

Star

K2-32
Name K2-32
Distance 158.39 ( -1.3 +1.3 ) pc
Spectral type G9 V
Apparent magnitude V 12.31
Mass 0.86 ( -0.03 +0.03 ) MSun
Age
Effective temperature 5315.0 (± 60.0) K
Radius 0.84 ( -0.04 +0.04 ) RSun
Metallicity [Fe/H] 0.0
Detected Disc
Magnetic Field
RA2000 16:49:42.3
Dec2000 -19:32:34
Alternate Names EPIC 205071984, 2MASS J16494226-1932340, EPIC 205071984 A, K2-32 A, WISE J164942.25-193234.6
Planetary system
4 planets

More data


Related publications

Masses for the seven planets in K2-32 and K2-233. Four diverse planets in resonant chain and the first young rocky worlds
2020 LILLO-BOX J., LOPEZ T., SANTERNE A., NIELSEN L., BARROS S. et al.
Astron. & Astrophys., in press
paper   arxiv

Transit least-squares survey. I. Discovery and validation of an Earth-sized planet in the four-planet system K2-32 near the 1:2:5:7 resonance
2019 HELLER R., RODENBECK K., HIPPKE M.
Astronomy and Astrophysics, 625, A31
ADS

The Transit Least Squares Survey - I. Discovery and validation of an Earth-sized planet in the four-planet system K2-32 near the 1:2:5:7 resonance
2019 HELLER R., RODENBECK K. & HIPPKE M.
Astron. & Astrophys., 625, A31
paper  arxiv  

Close-in sub-Neptunes reveal the past rotation history of their host stars: atmospheric evolution of planets in the HD3167 and K2-32 planetary systems
2019 KUBYSHKINA D., CUBILLOS P., FOSSATI L., ERKAEV N., JOHNSTONE C. et al.
ApJ, 879, 26
paper  arxiv  

Eleven Multi-planet Systems from K2 Campaigns 1 & 2 and the Masses of Two Hot Super-Earths
2016 SINUKOFF E., HOWARD A., PETIGURA E., SCHLIEDER J., CROSSFIELD I. et al.
ApJ, 827, 78
arxiv   paper   ADS