Imaginary Picture of Kepler-493 b

Display orbital revolution of Kepler-493 b around the hoststar Kepler-493
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Exoplanet Name : Kepler-493 b
Alternate Name : "2MASS J19411380+3852539 b, K00208.01, KIC 3762468 b, KOI-208 b, KOI-208.01, WISE J194113.79+385253.7 b"
Status : Confirmed
Radius (Rjup / Re): 1.3500 (Rjup) 15.1322 (Rearth)
Mass (Mjup / Me): 2.4117 (Mjup) 766.7832 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0451 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0082
Orbital Period(Observed/Estimated) 3.00 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 3.3487
Star Radiation at Atmospheric Boundary: 1827431.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1641.0 (K)
Blackbody T 0.3(K) 1541.1 (K)
Blackbody T 0.7(K) 1246.9 (K)
Tidally Locked Blackbody T 0.1(K) 1951.5 (K)
Tidally Locked Blackbody T 0.3(K) 1832.6 (K)
Size Class: Super-Jupiter-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-493
Alternate Name : "2MASS J19411380+3852539, KIC 3762468, KOI-208, WISE J194113.79+385253.7"
Star Distance(LY) : 5698.8
Stellar Radius(Rsun) : 1.4 (Rsun Measured)
Stellar Mass(Msun) : 1.4 (Msun Measured) 1.4 (Msun Estimated)
Star Age : 2.0 (GY)
Temperature : 6326 (K)
Spectral type : F7
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.1
Absolute Magnitude: 2.7
Apparent Magnitude: 14.0
Right Ascension(RA) 295.3075
Declination (DEC) 38.8816
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 436 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-493++&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-493%20b/
Kepler-493 b
Kepler-493 b

  • Kepler-493 b is an exoplanet orbiting the star Kepler-493, located about 5698.8 light-years (1747.3 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-493 has apparent magnitude of 14.0, with absolute magnitude of 2.7.
  • It is 1.4 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 6326 with its spectral types of F7
  • In this planetary system, the extrasolar planet Kepler-493 b orbits around the star Kepler-493 every 3.0 days with its orbital distance of 0.05 AU ( 6753044.7 km)
  • (Projected orbit of Kepler-493 b around its host star Kepler-493)


  • The Star Kepler-493 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.194 AU ( 178587241.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.650 AU ( 246854237.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.514 AU ( 376151229.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.700 AU ( 553523011.9 km)
  • Radiation at Planetary Boundary of Kepler-493 b : 1827431.14 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-493)



  • Kopparapu Recent Venus for Star Kepler-493 distance : 1.197 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-493 distance : 1.516 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-493 distance : 1.464 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-493 distance : 1.604 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-493 distance : 2.644 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-493 distance : 2.789 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-493)



  • Original Kopparapu Recent Venus for Star Kepler-493 distance : 1.213 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-493 distance : 1.555 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-493 distance : 1.604 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-493 distance : 2.692 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-493 distance : 2.800 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-493)



    (Position in Stellar Map of star Kepler-493 and its Exoplanet Kepler-493 b)



    (Zoomed position in Stellar Map of star Kepler-493 and its Exoplanet Kepler-493 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-493*)
    *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