Imaginary Picture of Kepler-370 c

Display orbital revolution of Kepler-370 c around the hoststar Kepler-370
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Exoplanet Name : Kepler-370 c
Alternate Name : "2MASS J19284107+4054587 c, K02183.01, KIC 5706595 c, KOI-2183 c, KOI-2183.01, WISE J192841.05+405458.4 c"
Status : Confirmed
Radius (Rjup / Re): 0.1700 (Rjup) 1.9055 (Rearth)
Mass (Mjup / Me): 0.0151 (Mjup) 4.8054 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1400 (AU) 0.1400 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0521
Orbital Period(Observed/Estimated) 19.02 (Days Obs.) 19.73 (Days Est.)
Surface Gravity (G Earth) 1.3234
Star Radiation at Atmospheric Boundary: 71319.2 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 729.4 (K)
Blackbody T 0.3(K) 684.9 (K)
Blackbody T 0.7(K) 554.2 (K)
Tidally Locked Blackbody T 0.1(K) 867.4 (K)
Tidally Locked Blackbody T 0.3(K) 814.5 (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-370
Alternate Name : "2MASS J19284107+4054587, KIC 5706595, KOI-2183, WISE J192841.05+405458.4"
Star Distance(LY) : 3811.2
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5649 (K)
Spectral type : G2
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.1
Absolute Magnitude: 3.6
Apparent Magnitude: 14.0
Right Ascension(RA) 292.1711
Declination (DEC) 40.9163
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-370+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-370%20c/
Kepler-370 c
Kepler-370 c

  • Kepler-370 c is an exoplanet orbiting the star Kepler-370, located about 3811.2 light-years (1168.5 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-370 has apparent magnitude of 14.0, with absolute magnitude of 3.6.
  • It is 0.9 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5649 with its spectral types of G2
  • In this planetary system, the extrasolar planet Kepler-370 c orbits around the star Kepler-370 every 19.0 days with its orbital distance of 0.14 AU ( 20943701.9 km)
  • (Projected orbit of Kepler-370 c around its host star Kepler-370)


  • The Star Kepler-370 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.731 AU ( 109417535.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.011 AU ( 151243628.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.541 AU ( 230461819.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.267 AU ( 339134663.9 km)
  • Radiation at Planetary Boundary of Kepler-370 c : 71319.19 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-370)



  • Kopparapu Recent Venus for Star Kepler-370 distance : 0.764 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-370 distance : 0.967 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-370 distance : 0.934 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-370 distance : 1.024 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-370 distance : 1.714 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-370 distance : 1.808 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-370)



  • Original Kopparapu Recent Venus for Star Kepler-370 distance : 0.763 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-370 distance : 0.995 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-370 distance : 1.010 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-370 distance : 1.744 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-370 distance : 1.814 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-370)



    (Position in Stellar Map of star Kepler-370 and its Exoplanet Kepler-370 c)



    (Zoomed position in Stellar Map of star Kepler-370 and its Exoplanet Kepler-370 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-370*)
    *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