Imaginary Picture of Kepler-293 c

Display orbital revolution of Kepler-293 c around the hoststar Kepler-293
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Exoplanet Name : Kepler-293 c
Alternate Name : "2MASS J19052593+4224234 c, K01366.02, KIC 6932987 c, KOI-1366 c, KOI-1366.02, WISE J190525.94+422423.2 c"
Status : Confirmed
Radius (Rjup / Re): 0.3420 (Rjup) 3.8335 (Rearth)
Mass (Mjup / Me): 0.0290 (Mjup) 9.2057 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.2860 (AU) 0.2860 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.1483
Orbital Period(Observed/Estimated) 54.16 (Days Obs.) 55.59 (Days Est.)
Surface Gravity (G Earth) 0.6264
Star Radiation at Atmospheric Boundary: 9813.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 444.2 (K)
Blackbody T 0.3(K) 417.2 (K)
Blackbody T 0.7(K) 337.5 (K)
Tidally Locked Blackbody T 0.1(K) 528.3 (K)
Tidally Locked Blackbody T 0.3(K) 496.1 (K)
Size Class: 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-293
Alternate Name : "2MASS J19052593+4224234, KIC 6932987, KOI-1366, WISE J190525.94+422423.2"
Star Distance(LY) : 3179.6
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5483 (K)
Spectral type : G2
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.1
Absolute Magnitude: 4.2
Apparent Magnitude: 14.1
Right Ascension(RA) 286.3581
Declination (DEC) 42.4065
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-293+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-293%20c/
Kepler-293 c
Kepler-293 c

  • Kepler-293 c is an exoplanet orbiting the star Kepler-293, located about 3179.6 light-years (974.9 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-293 has apparent magnitude of 14.1, with absolute magnitude of 4.2.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5483 with its spectral types of G2
  • In this planetary system, the extrasolar planet Kepler-293 c orbits around the star Kepler-293 every 54.2 days with its orbital distance of 0.29 AU ( 42784991.0 km)
  • (Projected orbit of Kepler-293 c around its host star Kepler-293)


  • The Star Kepler-293 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.554 AU ( 82913293.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.766 AU ( 114607838.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.167 AU ( 174636983.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.718 AU ( 256985971.9 km)
  • Radiation at Planetary Boundary of Kepler-293 c : 9813.07 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-293)



  • Kopparapu Recent Venus for Star Kepler-293 distance : 0.584 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-293 distance : 0.740 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-293 distance : 0.715 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-293 distance : 0.784 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-293 distance : 1.318 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-293 distance : 1.391 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-293)



  • Original Kopparapu Recent Venus for Star Kepler-293 distance : 0.582 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-293 distance : 0.761 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-293 distance : 0.770 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-293 distance : 1.341 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-293 distance : 1.395 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-293)



    (Position in Stellar Map of star Kepler-293 and its Exoplanet Kepler-293 c)



    (Zoomed position in Stellar Map of star Kepler-293 and its Exoplanet Kepler-293 c (zoom level 3))

    (Synthetic Spectrum of star Kepler-293*)
    *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