Imaginary Picture of Kepler-499 b

Display orbital revolution of Kepler-499 b around the hoststar Kepler-499
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Exoplanet Name : Kepler-499 b
Alternate Name : "2MASS J19402638+4354547 b, K00235.01, KIC 8107225 b, KOI-235 b, KOI-235.01"
Status : Confirmed
Radius (Rjup / Re): 0.1940 (Rjup) 2.1745 (Rearth)
Mass (Mjup / Me): 0.0171 (Mjup) 5.4333 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0591 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0154
Orbital Period(Observed/Estimated) 5.63 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.1490
Star Radiation at Atmospheric Boundary: 207395.7 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 952.5 (K)
Blackbody T 0.3(K) 894.5 (K)
Blackbody T 0.7(K) 723.7 (K)
Tidally Locked Blackbody T 0.1(K) 1132.7 (K)
Tidally Locked Blackbody T 0.3(K) 1063.7 (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-499
Alternate Name : "2MASS J19402638+4354547, KIC 8107225, KOI-235"
Star Distance(LY) : 1815.3
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 4.6 (GY)
Temperature : 5216 (K)
Spectral type : K0
UV portion[%]: 5.1
Visible portion[%]: 40.4
IR portion[%]: 54.5
Metalicity : 0.0
Absolute Magnitude: 4.2
Apparent Magnitude: 12.9
Right Ascension(RA) 295.1099
Declination (DEC) 43.9152
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Timothy D. Morton, Stephen T. Bryson, Jeffrey L. Coughlin, Jason F. Rowe, Ganesh Ravichandran, Erik A. Petigura, Michael R. Haas, and Natalie M. Batalha"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 442 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-499++&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-499%20b/
Kepler-499 b
Kepler-499 b

  • Kepler-499 b is an exoplanet orbiting the star Kepler-499, located about 1815.3 light-years (556.6 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-499 has apparent magnitude of 12.9, with absolute magnitude of 4.2.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5216 with its spectral types of K0
  • In this planetary system, the extrasolar planet Kepler-499 b orbits around the star Kepler-499 every 5.6 days with its orbital distance of 0.06 AU ( 8847908.2 km)
  • (Projected orbit of Kepler-499 b around its host star Kepler-499)


  • The Star Kepler-499 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.527 AU ( 78826237.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.728 AU ( 108958459.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.110 AU ( 166028580.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.633 AU ( 244318329.1 km)
  • Radiation at Planetary Boundary of Kepler-499 b : 207395.72 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-499)



  • Kopparapu Recent Venus for Star Kepler-499 distance : 0.564 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-499 distance : 0.714 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-499 distance : 0.690 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-499 distance : 0.757 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-499 distance : 1.283 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-499 distance : 1.354 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-499)



  • Original Kopparapu Recent Venus for Star Kepler-499 distance : 0.559 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-499 distance : 0.735 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-499 distance : 0.740 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-499 distance : 1.305 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-499 distance : 1.357 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-499)



    (Position in Stellar Map of star Kepler-499 and its Exoplanet Kepler-499 b)



    (Zoomed position in Stellar Map of star Kepler-499 and its Exoplanet Kepler-499 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-499*)
    *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