Planet EPIC 203868608 (AB) a

Name EPIC 203868608 (AB) a
Planet Status Confirmed
Discovered in 2019
Mass 23.2 (± 0.5) MJ
Mass*sin(i)
Semi-Major Axis 19.3 AU
Orbital Period 4.451 day
Eccentricity 0.3227 (± 0.0042)
ω 101.0 deg
Tperi
Radius 2.75 (± 0.05) RJ
Inclination
Update 2019-03-11
Detection Method Primary Transit
Mass Detection Method Theoretical
Radius Detection Method Primary Transit
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

EPIC 203868608 (AB)
Name EPIC 203868608 (AB)
Distance 153.0 (± 7.0) pc
Spectral type M5+M5
Apparent magnitude V
Mass 0.3685 MSun
Age
Effective temperature
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 16:17:19.0
Dec2000 -24:37:19
Alternate Names
Planetary system
2 planets

Remarks

11 Mar 2019: EPIC 203868608 (AB) is a spectrosopic binary with a period 17.9 d (Wang et al. 2018). The mass given here is the sum of the two masses (Wandg et al. 2018)

More data

Observability Predictor

Remarks

11 Mar 2019: EPIC 203868608 (AB) a and b for an eclipsing binary planet/brown dwarf around the spectroscopic binary EPIC 203868608 (AB)

Related publications

New substellar discoveries from Kepler and K2: Is there a brown dwarf desert?
2019 CARMICHAEL Th., LATHAM D. & VANDERBURG A.
Astron. J., submitted
arxiv  

EPIC 203868608: A Low-mass Quadruple Star System in the Upper Scorpius OB Association
2018 WANG J., DAVID T., HILLEBRAND L., MAWET D., ALBRECHT S. & LIU Z.
ApJ, 865, 141
paper arxiv