Imaginary Picture of Kepler-230 c

Display orbital revolution of Kepler-230 c around the hoststar Kepler-230
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Exoplanet Name : Kepler-230 c
Alternate Name : "2MASS J19025244+4830210 c, K00759.02, KIC 11018648 c, KOI-759 c, KOI-759.02, WISE J190252.45+483020.9 c"
Radius (Rjup / Re): 0.1820 (Rjup) 2.0400 (Rearth)
Mass (Mjup / Me): 0.0161 (Mjup) 5.1201 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.3800 (AU) 0.3800 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.2513
Orbital Period(Observed/Estimated) 91.77 (Days Obs.) 84.34 (Days Est.)
Surface Gravity (G Earth) 1.2303
Star Radiation at Atmospheric Boundary: 3984.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 354.6 (K)
Blackbody T 0.3(K) 333.0 (K)
Blackbody T 0.7(K) 269.4 (K)
Tidally Locked Blackbody T 0.1(K) 421.7 (K)
Tidally Locked Blackbody T 0.3(K) 396.0 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-230
Alternate Name : "2MASS J19025244+4830210, KIC 11018648, KOI-759, WISE J190252.45+483020.9"
Star Distance(LY) : 2415.9
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5253 (K)
Spectral type : G6
UV portion[%]: 7.2
Visible portion[%]: 43.8
IR portion[%]: 49.0
Metalicity : -0.3
Absolute Magnitude: 4.5
Apparent Magnitude: 13.8
Right Ascension(RA) 285.7185
Declination (DEC) 48.5059
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-230+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-230%20c/
Kepler-230 c
Kepler-230 c

  • Kepler-230 c is an exoplanet orbiting the star Kepler-230, located about 2415.9 light-years (740.7 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-230 has apparent magnitude of 13.8, with absolute magnitude of 4.5.
  • It is 1.0 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5253 with its spectral types of G6
  • In this planetary system, the extrasolar planet Kepler-230 c orbits around the star Kepler-230 every 91.8 days with its orbital distance of 0.38 AU ( 56847190.9 km)
  • (Projected orbit of Kepler-230 c around its host star Kepler-230)


  • The Star Kepler-230 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.469 AU ( 70200882.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.649 AU ( 97035965.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.988 AU ( 147861336.8 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.454 AU ( 217584434.5 km)
  • Radiation at Planetary Boundary of Kepler-230 c : 3984.80 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-230)



  • Kopparapu Recent Venus for Star Kepler-230 distance : 0.501 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-230 distance : 0.635 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-230 distance : 0.613 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-230 distance : 0.672 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-230 distance : 1.139 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-230 distance : 1.202 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-230)



  • Original Kopparapu Recent Venus for Star Kepler-230 distance : 0.497 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-230 distance : 0.653 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-230 distance : 0.658 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-230 distance : 1.159 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-230 distance : 1.205 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-230)



    (Position in Stellar Map of star Kepler-230 and its Exoplanet Kepler-230 c)



    (Zoomed position in Stellar Map of star Kepler-230 and its Exoplanet Kepler-230 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-230*)
    *Yamashiki YA et al. 2019 ApJ 881 114
    MUSCLES Paper I - France et al. 2016 ApJ 820 89
    MUSCLES Paper II- Youngblood et al. 2016 ApJ 824 101
    MUSCLES Paper III- Loyd et al. 2016 ApJ 824 102