Imaginary Picture of Kepler-368 b

Display orbital revolution of Kepler-368 b around the hoststar Kepler-368
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Exoplanet Name : Kepler-368 b
Alternate Name : "2MASS J19273121+4523165 b, K02175.01, KIC 9022166 b, KOI-2175 b, KOI-2175.01, WISE J192731.20+452316.3 b"
Status : Confirmed
Radius (Rjup / Re): 0.2910 (Rjup) 3.2618 (Rearth)
Mass (Mjup / Me): 0.0249 (Mjup) 7.9219 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1860 (AU) 0.1860 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0735
Orbital Period(Observed/Estimated) 26.85 (Days Obs.) 34.77 (Days Est.)
Surface Gravity (G Earth) 0.7446
Star Radiation at Atmospheric Boundary: 142686.4 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 867.4 (K)
Blackbody T 0.3(K) 814.6 (K)
Blackbody T 0.7(K) 659.1 (K)
Tidally Locked Blackbody T 0.1(K) 1031.6 (K)
Tidally Locked Blackbody T 0.3(K) 968.7 (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-368
Alternate Name : "2MASS J19273121+4523165, KIC 9022166, KOI-2175, WISE J192731.20+452316.3"
Star Distance(LY) : 2514.3
Stellar Radius(Rsun) : 2.1 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5459 (K)
Spectral type : G7
UV portion[%]: 6.9
Visible portion[%]: 43.2
IR portion[%]: 49.9
Metalicity : -0.5
Absolute Magnitude: 2.2
Apparent Magnitude: 11.6
Right Ascension(RA) 291.8800
Declination (DEC) 45.3879
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-368+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-368%20b/
Kepler-368 b
Kepler-368 b

  • Kepler-368 b is an exoplanet orbiting the star Kepler-368, located about 2514.3 light-years (770.9 pc) away from Solar System. Its discovery was publicly announced on 2014.
  • The host star Kepler-368 has apparent magnitude of 11.6, with absolute magnitude of 2.2.
  • It is 0.7 times more massive and 2.1 times bigger compared with our Sun. The surface temperature is 5459 with its spectral types of G7
  • In this planetary system, the extrasolar planet Kepler-368 b orbits around the star Kepler-368 every 26.8 days with its orbital distance of 0.19 AU ( 27825204.0 km)
  • (Projected orbit of Kepler-368 b around its host star Kepler-368)


  • The Star Kepler-368 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.374 AU ( 205617447.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.900 AU ( 284217046.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.895 AU ( 433083881.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.260 AU ( 637301903.1 km)
  • Radiation at Planetary Boundary of Kepler-368 b : 142686.41 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-368)



  • Kopparapu Recent Venus for Star Kepler-368 distance : 1.451 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-368 distance : 1.838 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-368 distance : 1.775 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-368 distance : 1.947 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-368 distance : 3.276 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-368 distance : 3.456 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-368)



  • Original Kopparapu Recent Venus for Star Kepler-368 distance : 1.445 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-368 distance : 1.891 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-368 distance : 1.912 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-368 distance : 3.333 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-368 distance : 3.466 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-368)



    (Position in Stellar Map of star Kepler-368 and its Exoplanet Kepler-368 b)



    (Zoomed position in Stellar Map of star Kepler-368 and its Exoplanet Kepler-368 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-368*)
    *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