Planet K2-33 b

Name K2-33 b
Planet Status Confirmed
Discovered in 2016
Mass 3.6 ( -3.59999 +0.0 ) MJ
Mass*sin(i)
Semi-Major Axis 0.0409 (± 0.0023) AU
Orbital Period 5.42513 (± 0.00029) day
Eccentricity 0.0
ω
Tperi
Radius 0.451 ( -0.033 +0.033 ) RJ
Inclination 89.1 ( -1.1 +0.6 ) deg
Update 2016-06-27
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2456898.69288 (± 0.0012) JD
Secondary transit
λ
Impact Parameter b 0.16 ( -0.11 +0.19 )
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names EPIC 205117205 b

Star

K2-33
Name K2-33
Distance 145.0 (± 5.0) pc
Spectral type M3.3
Apparent magnitude V 16.0
Mass 0.54 ( -0.07 +0.11 ) MSun
Age 0.0095 ( -0.0011 +0.0014 ) Gyr
Effective temperature 3540.0 (± 70.0) K
Radius 1.06 (± 0.07) RSun
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 16:10:15.0
Dec2000 -19:19:09
Alternate Names EPIC 205117205
Planetary system 1 planet

More data


Related publications

Young planets under extreme UV irradiation. I. Upper atmosphere modelling of the young exoplanet K2-33b
2018 KUBYSHKINA D., LENDL M., FOSSATI L., CUBILLOS P., LAMMER H. et al.
Astron. & Astrophys., 612, A25
paper  arxiv  

A search for circularly polarised emission from young exoplanets
2017 LYNCH C., MURPHY T., KAPLAN D., IRELAND M. & BELL M.
MNRAS, 467, 3447
paper  arxiv  ADS  

Zodiacal Exoplanets in Time (ZEIT) III: A Neptune-sized planet orbiting a pre-main-sequence star in the Upper Scorpius OB Association
2016 MANN A., NEWTON E., RIZZUTO A., IRWIN J., FEIDEN G. et al.
ApJ, 152, 61
arxiv   paper   ADS  

A Neptune-sized transiting planet closely orbiting a 5–10-million-year-old star
2016 DAVID T., HILLENBRAND L., PETIGURA E., CARPENTER J. & CROSSFIELD I.
Nature, 534, 658
paper  arxiv  

K2 Discovers a Busy Bee: An Unusual Transiting Neptune Found in the Beehive Cluster
2016 OBERMEIER C. HENNING T., SCHLIEDER J., CROSSFIELD PETIGURA, E. et al.
Astron. J., 152, 223
paper  arxiv  ADS