EPIC 203771098

EPIC 203771098
Observation data
Epoch {{{epoch}}}      Equinox
Constellation {{{constell}}}
Right ascension 16h 10m 18.0s
Declination −24° 59′ 25.0″
Apparent magnitude (V) 11.3[1]
Characteristics
Spectral type G3[2]
Details
Mass1.12 (± 0.05)[2] M☉
Radius1.21 (± 0.11) [2] R☉
Temperature5743.0 (± 60.0)[2] K
Age5.0 (± 1.8)[2] Myr

EPIC 203771098 commonly shortened to EPIC 2037 is a bright Sun-like G3 type star located 590.343 ly (181 pc) away.[2] The star is known to hosts two sub-Saturn planets, EPIC 2037 b, as well as EPIC 2037 c.

Planetary System

The possible make up of EPIC 2037 b and c, Consisting of a Hydrogen/Helium Atmosphere (Purple) and a rocky core (Brown).

The two sub-Saturn planets are known to have fairly large cores weighing in about 17.6 ± 4.3 Earth-masses for EPIC 2037 b and 16.1 ± 4.2 for EPIC 2037 c.[1]

The EPIC 2037 planetary system[1]
Companion
(in order from star)		 Mass Semimajor axis
(AU)		 Orbital period
(days)		 Eccentricity Inclination Radius
b 21.0 ± 5.4 MJ 0.0775 20.8851 (± 0.0003) 0 — 5.68 ± 0.56 R⊕
c 27.0 ± 6.9 MJ 0.247 (± 0.004) 42.3633 (± 0.0006) 0 — 7.82 ± 0.72 R⊕

References

  1. 1 2 3 Petigura, Erik A.; et al. (14 November 2015). "Two Transiting Low Density Sub-Saturns from K2". arXiv:1511.04497Freely accessible. Bibcode:2016ApJ...818...36P. doi:10.3847/0004-637X/818/1/36.
  2. 1 2 3 4 5 6 Exoplanet.eu EPIC 203771098


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