Imaginary Picture of Kepler-697 b

Display orbital revolution of Kepler-697 b around the hoststar Kepler-697
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Exoplanet Name : Kepler-697 b
Alternate Name : "2MASS J18552745+4120472 b, K00844.01, KIC 6022556 b, KOI-844 b, KOI-844.01, WISE J185527.44+412047.0 b"
Status : Confirmed
Radius (Rjup / Re): 0.3680 (Rjup) 4.1249 (Rearth)
Mass (Mjup / Me): 0.0489 (Mjup) 15.5315 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0456 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0102
Orbital Period(Observed/Estimated) 3.71 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.9128
Star Radiation at Atmospheric Boundary: 687905.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1285.4 (K)
Blackbody T 0.3(K) 1207.1 (K)
Blackbody T 0.7(K) 976.7 (K)
Tidally Locked Blackbody T 0.1(K) 1528.6 (K)
Tidally Locked Blackbody T 0.3(K) 1435.5 (K)
Size Class: 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-697
Alternate Name : "2MASS J18552745+4120472, KIC 6022556, KOI-844, WISE J185527.44+412047.0"
Star Distance(LY) : 4174.5
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.9 (Msun Estimated)
Star Age : 4.4 (GY)
Temperature : 5726 (K)
Spectral type : G7
UV portion[%]: 6.9
Visible portion[%]: 43.3
IR portion[%]: 49.7
Metalicity : -0.0
Absolute Magnitude: 3.8
Apparent Magnitude: 14.3
Right Ascension(RA) 283.8644
Declination (DEC) 41.3465
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 593 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-697+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-697%20b/
Kepler-697 b
Kepler-697 b

  • Kepler-697 b is an exoplanet orbiting the star Kepler-697, located about 4174.5 light-years (1279.9 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-697 has apparent magnitude of 14.3, with absolute magnitude of 3.8.
  • It is 0.9 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5726 with its spectral types of G7
  • In this planetary system, the extrasolar planet Kepler-697 b orbits around the star Kepler-697 every 3.7 days with its orbital distance of 0.05 AU ( 6823916.7 km)
  • (Projected orbit of Kepler-697 b around its host star Kepler-697)


  • The Star Kepler-697 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.740 AU ( 110720622.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.023 AU ( 153044835.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.559 AU ( 233206459.9 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.294 AU ( 343173521.8 km)
  • Radiation at Planetary Boundary of Kepler-697 b : 687905.87 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-697)



  • Kopparapu Recent Venus for Star Kepler-697 distance : 0.770 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-697 distance : 0.974 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-697 distance : 0.941 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-697 distance : 1.032 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-697 distance : 1.723 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-697 distance : 1.818 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-697)



  • Original Kopparapu Recent Venus for Star Kepler-697 distance : 0.770 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-697 distance : 1.002 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-697 distance : 1.018 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-697 distance : 1.753 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-697 distance : 1.823 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-697)



    (Position in Stellar Map of star Kepler-697 and its Exoplanet Kepler-697 b)



    (Zoomed position in Stellar Map of star Kepler-697 and its Exoplanet Kepler-697 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-697*)
    *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