Imaginary Picture of Kepler-1197 b

Display orbital revolution of Kepler-1197 b around the hoststar Kepler-1197
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Exoplanet Name : Kepler-1197 b
Alternate Name : "2MASS J19264062+4235265 b, K02339.01, KIC 7033233 b, KOI-2339 b, KOI-2339.01, WISE J192640.64+423526.7 b"
Status : Confirmed
Radius (Rjup / Re): 0.1120 (Rjup) 1.2554 (Rearth)
Mass (Mjup / Me): 0.0070 (Mjup) 2.2217 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0289 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0056
Orbital Period(Observed/Estimated) 2.03 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.4097
Star Radiation at Atmospheric Boundary: 350045.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1085.6 (K)
Blackbody T 0.3(K) 1019.5 (K)
Blackbody T 0.7(K) 824.9 (K)
Tidally Locked Blackbody T 0.1(K) 1291.0 (K)
Tidally Locked Blackbody T 0.3(K) 1212.4 (K)
Size Class: super-Earth-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-1197
Alternate Name : "2MASS J19264062+4235265, KIC 7033233, KOI-2339, WISE J192640.64+423526.7"
Star Distance(LY) : 1587.9
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 2.7 (GY)
Temperature : 4762 (K)
Spectral type : K3
UV portion[%]: 2.3
Visible portion[%]: 35.1
IR portion[%]: 62.6
Metalicity : 0.1
Absolute Magnitude: 5.0
Apparent Magnitude: 13.5
Right Ascension(RA) 291.6693
Declination (DEC) 42.5907
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. Batalha2"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 428 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-1197+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1197%20b/
Kepler-1197 b
Kepler-1197 b

  • Kepler-1197 b is an exoplanet orbiting the star Kepler-1197, located about 1587.9 light-years (486.9 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1197 has apparent magnitude of 13.5, with absolute magnitude of 5.0.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4762 with its spectral types of K3
  • In this planetary system, the extrasolar planet Kepler-1197 b orbits around the star Kepler-1197 every 2.0 days with its orbital distance of 0.03 AU ( 4324055.9 km)
  • (Projected orbit of Kepler-1197 b around its host star Kepler-1197)


  • The Star Kepler-1197 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.335 AU ( 50047686.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.462 AU ( 69178981.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.705 AU ( 105413458.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.037 AU ( 155120522.7 km)
  • Radiation at Planetary Boundary of Kepler-1197 b : 350045.76 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1197)



  • Kopparapu Recent Venus for Star Kepler-1197 distance : 0.366 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1197 distance : 0.463 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1197 distance : 0.447 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1197 distance : 0.491 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1197 distance : 0.848 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1197 distance : 0.894 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1197)



  • Original Kopparapu Recent Venus for Star Kepler-1197 distance : 0.361 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1197 distance : 0.478 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1197 distance : 0.478 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1197 distance : 0.862 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1197 distance : 0.896 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1197)



    (Position in Stellar Map of star Kepler-1197 and its Exoplanet Kepler-1197 b)



    (Zoomed position in Stellar Map of star Kepler-1197 and its Exoplanet Kepler-1197 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1197*)
    *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