Imaginary Picture of Kepler-83 b

Display orbital revolution of Kepler-83 b around the hoststar Kepler-83
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Exoplanet Name : Kepler-83 b
Alternate Name : "2MASS J18485580+4339562 b, K00898.01, KIC 7870390 b, KOI-898 b, KOI-898.01, Kepler-83 A b, WISE J184855.80+433956.1 b"
Radius (Rjup / Re): 0.2520 (Rjup) 2.8247 (Rearth)
Mass (Mjup / Me): 0.0218 (Mjup) 6.9297 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0780 (AU) 0.0780 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0267
Orbital Period(Observed/Estimated) 9.77 (Days Obs.) 9.76 (Days Est.)
Surface Gravity (G Earth) 0.8685
Star Radiation at Atmospheric Boundary: 17648.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 514.4 (K)
Blackbody T 0.3(K) 483.1 (K)
Blackbody T 0.7(K) 390.9 (K)
Tidally Locked Blackbody T 0.1(K) 611.8 (K)
Tidally Locked Blackbody T 0.3(K) 574.5 (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-83
Alternate Name : "2MASS J18485580+4339562, KIC 7870390, KOI-898, Kepler-83 A, WISE J184855.80+433956.1"
Star Distance(LY) : 1305.8
Stellar Radius(Rsun) : 0.6 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3907 (K)
Spectral type : M0 V
UV portion[%]: 2.0
Visible portion[%]: 33.4
IR portion[%]: 64.5
Metalicity : -0.2
Absolute Magnitude: 8.5
Apparent Magnitude: 16.5
Right Ascension(RA) 282.2325
Declination (DEC) 43.6656
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-83+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-83%20b/
Kepler-83 b
Kepler-83 b

  • Kepler-83 b is an exoplanet orbiting the star Kepler-83, located about 1305.8 light-years (400.4 pc) away from Solar System. Its discovery was publicly announced on 2012.
  • The host star Kepler-83 has apparent magnitude of 16.5, with absolute magnitude of 8.5.
  • It is 0.7 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 3907 with its spectral types of M0 V
  • In this planetary system, the extrasolar planet Kepler-83 b orbits around the star Kepler-83 every 9.8 days with its orbital distance of 0.08 AU ( 11668633.9 km)
  • (Projected orbit of Kepler-83 b around its host star Kepler-83)


  • The Star Kepler-83 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.203 AU ( 30325321.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.280 AU ( 41917518.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.427 AU ( 63873022.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.628 AU ( 93991950.5 km)
  • Radiation at Planetary Boundary of Kepler-83 b : 17648.60 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-83)



  • Kopparapu Recent Venus for Star Kepler-83 distance : 0.228 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-83 distance : 0.288 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-83 distance : 0.278 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-83 distance : 0.306 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-83 distance : 0.549 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-83 distance : 0.579 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-83)



  • Original Kopparapu Recent Venus for Star Kepler-83 distance : 0.225 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-83 distance : 0.298 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-83 distance : 0.298 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-83 distance : 0.558 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-83 distance : 0.580 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-83)



    (Position in Stellar Map of star Kepler-83 and its Exoplanet Kepler-83 b)



    (Zoomed position in Stellar Map of star Kepler-83 and its Exoplanet Kepler-83 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-83*)
    *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