Imaginary Picture of Kepler-797 b

Display orbital revolution of Kepler-797 b around the hoststar Kepler-797
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Exoplanet Name : Kepler-797 b
Alternate Name : "2MASS J19485015+4146541 b, K01238.01, KIC 6383821 b, KOI-1238 b, KOI-1238.01, WISE J194850.14+414653.9 b"
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) 0.1741 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0741
Orbital Period(Observed/Estimated) 27.07 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.1490
Star Radiation at Atmospheric Boundary: 133038.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 852.4 (K)
Blackbody T 0.3(K) 800.5 (K)
Blackbody T 0.7(K) 647.7 (K)
Tidally Locked Blackbody T 0.1(K) 1013.7 (K)
Tidally Locked Blackbody T 0.3(K) 951.9 (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-797
Alternate Name : "2MASS J19485015+4146541, KIC 6383821, KOI-1238, WISE J194850.14+414653.9"
Star Distance(LY) : 4288.5
Stellar Radius(Rsun) : 1.6 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 3.9 (GY)
Temperature : 5938 (K)
Spectral type : G5
UV portion[%]: 7.5
Visible portion[%]: 44.3
IR portion[%]: 48.1
Metalicity : -0.0
Absolute Magnitude: 2.7
Apparent Magnitude: 13.3
Right Ascension(RA) 297.2090
Declination (DEC) 41.7817
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 672 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-797&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-797%20b/
Kepler-797 b
Kepler-797 b

  • Kepler-797 b is an exoplanet orbiting the star Kepler-797, located about 4288.5 light-years (1314.8 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-797 has apparent magnitude of 13.3, with absolute magnitude of 2.7.
  • It is 1.0 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 5938 with its spectral types of G5
  • In this planetary system, the extrasolar planet Kepler-797 b orbits around the star Kepler-797 every 27.1 days with its orbital distance of 0.17 AU ( 26039937.3 km)
  • (Projected orbit of Kepler-797 b around its host star Kepler-797)


  • The Star Kepler-797 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.242 AU ( 185805703.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.717 AU ( 256832038.6 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.616 AU ( 391355190.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.850 AU ( 575896306.4 km)
  • Radiation at Planetary Boundary of Kepler-797 b : 133038.59 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-797)



  • Kopparapu Recent Venus for Star Kepler-797 distance : 1.275 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-797 distance : 1.615 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-797 distance : 1.559 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-797 distance : 1.709 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-797 distance : 2.839 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-797 distance : 2.995 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-797)



  • Original Kopparapu Recent Venus for Star Kepler-797 distance : 1.281 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-797 distance : 1.658 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-797 distance : 1.695 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-797 distance : 2.890 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-797 distance : 3.005 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-797)



    (Position in Stellar Map of star Kepler-797 and its Exoplanet Kepler-797 b)



    (Zoomed position in Stellar Map of star Kepler-797 and its Exoplanet Kepler-797 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-797*)
    *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