Imaginary Picture of Kepler-24 d

Display orbital revolution of Kepler-24 d around the hoststar Kepler-24
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Exoplanet Name : Kepler-24 d
Alternate Name : "KOI-1102 d, KIC 3231341 d, 2MASS J19213918+3820375 d, K01102.04, KOI-1102.04, WISE J192139.17+382037.3 d"
Status : Confirmed
Radius (Rjup / Re): 0.1490 (Rjup) 1.6701 (Rearth)
Mass (Mjup / Me): 0.0134 (Mjup) 4.2508 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0510 (AU) 0.0510 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0116
Orbital Period(Observed/Estimated) 4.24 (Days Obs.) 4.15 (Days Est.)
Surface Gravity (G Earth) 1.5239
Star Radiation at Atmospheric Boundary: 765342.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1320.1 (K)
Blackbody T 0.3(K) 1239.7 (K)
Blackbody T 0.7(K) 1003.1 (K)
Tidally Locked Blackbody T 0.1(K) 1569.9 (K)
Tidally Locked Blackbody T 0.3(K) 1474.3 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-24
Alternate Name : "2MASS J19213918+3820375, KIC 3231341, KOI-1102, WISE J192139.17+382037.3"
Star Distance(LY) : 3774.4
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 6022 (K)
Spectral type : G1
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : 0.0
Absolute Magnitude: 5.2
Apparent Magnitude: 15.5
Right Ascension(RA) 290.4133
Declination (DEC) 38.3438
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-24+&submit=SIMBAD+search
Open Exoplanet Database Link
Kepler-24 d
Kepler-24 d

  • Kepler-24 d is an exoplanet orbiting the star Kepler-24, located about 3774.4 light-years (1157.2 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-24 has apparent magnitude of 15.5, with absolute magnitude of 5.2.
  • It is 1.0 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 6022 with its spectral types of G1
  • In this planetary system, the extrasolar planet Kepler-24 d orbits around the star Kepler-24 every 4.2 days with its orbital distance of 0.05 AU ( 7629491.4 km)
  • (Projected orbit of Kepler-24 d around its host star Kepler-24)


  • The Star Kepler-24 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.873 AU ( 130573087.6 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.206 AU ( 180486129.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.838 AU ( 275020920.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.705 AU ( 404705332.3 km)
  • Radiation at Planetary Boundary of Kepler-24 d : 765342.06 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-24)



  • Kopparapu Recent Venus for Star Kepler-24 distance : 0.891 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-24 distance : 1.129 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-24 distance : 1.090 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-24 distance : 1.195 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-24 distance : 1.981 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-24 distance : 2.090 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-24)



  • Original Kopparapu Recent Venus for Star Kepler-24 distance : 0.897 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-24 distance : 1.159 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-24 distance : 1.187 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-24 distance : 2.017 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-24 distance : 2.097 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-24)



    (Position in Stellar Map of star Kepler-24 and its Exoplanet Kepler-24 d)



    (Zoomed position in Stellar Map of star Kepler-24 and its Exoplanet Kepler-24 d (zoom level 3))

    (Synthetic Spectrum of star Kepler-24*)
    *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