Planet HD 215152 e

Name HD 215152 e
Planet Status Confirmed
Discovered in 2018
Mass 0.01091 ( -0.006711 +0.00145 ) MJ
Mass*sin(i) 0.01091 ( -0.006711 +0.00145 ) MJ
Semi-Major Axis 0.15417 ( -0.00204 +0.00199 ) AU
Orbital Period 25.1968 ( -0.0526 +0.0478 ) day
Eccentricity 0.173 ( -0.169 +0.287 )
ω 163.9 ( -167.1 +167.3 ) deg
Tperi
Radius
Inclination
Update 2018-02-20
Detection Method Radial Velocity
Mass Detection Method Radial Velocity
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 0.914 ( -0.559 +0.128 ) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

HD 215152
Name HD 215152
Distance 21.5 (± 0.4) pc
Spectral type K3V
Apparent magnitude V 6.45
Mass 0.77 (± 0.015) MSun
Age
Effective temperature 4935.0 (± 76.0) K
Radius 0.73 (± 0.018) RSun
Metallicity [Fe/H] -0.1 (± 0.04)
Detected Disc IR Excess
Magnetic Field
RA2000 22:43:21.0
Dec2000 -06:24:03
Alternate Names
Planetary system
4 planets

Related publications

The HARPS search for southern extra-solar planets. XLIII. A compact system of four super-Earth planets orbiting HD 215152
2018 DELISLE J.-B., SEGRANSAN D., DUMUSQUE ., DIAZ R., BOUCHY F. et al.
Astron. & Astrophys., accepted
arxiv   paper   ADS  

New Debris Disk Candidates Around 49 Nearby Stars
2010 KOERNER D., KIM S., TRILLING D., LARSON H., COTERA A., STAPELFELDT K., WAHHAJ Z., FAJARDO-ACOSTA S., PADGETT D. & BACKMAN D.
ApJ, 710, L26
paper