Imaginary Picture of Kepler-1370 b

Display orbital revolution of Kepler-1370 b around the hoststar Kepler-1370
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Exoplanet Name : Kepler-1370 b
Alternate Name : "2MASS J18581576+4146425 b, K02857.01, KIC 6345732 b, KOI-2857 b, KOI-2857.01, WISE J185815.74+414642.3 b"
Status : Confirmed
Radius (Rjup / Re): 0.1640 (Rjup) 1.8383 (Rearth)
Mass (Mjup / Me): 0.0146 (Mjup) 4.6475 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1541 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0555
Orbital Period(Observed/Estimated) 20.26 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.3753
Star Radiation at Atmospheric Boundary: 170250.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 906.6 (K)
Blackbody T 0.3(K) 851.4 (K)
Blackbody T 0.7(K) 688.9 (K)
Tidally Locked Blackbody T 0.1(K) 1078.1 (K)
Tidally Locked Blackbody T 0.3(K) 1012.5 (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-1370
Alternate Name : "2MASS J18581576+4146425, KIC 6345732, KOI-2857, WISE J185815.74+414642.3"
Star Distance(LY) : 3273.5
Stellar Radius(Rsun) : 1.5 (Rsun Measured)
Stellar Mass(Msun) : 1.2 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 2.9 (GY)
Temperature : 6190 (K)
Spectral type : F8
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.1
Absolute Magnitude: 2.7
Apparent Magnitude: 12.7
Right Ascension(RA) 284.5657
Declination (DEC) 41.7785
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-1370+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1370%20b/
Kepler-1370 b
Kepler-1370 b

  • Kepler-1370 b is an exoplanet orbiting the star Kepler-1370, located about 3273.5 light-years (1003.7 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1370 has apparent magnitude of 12.7, with absolute magnitude of 2.7.
  • It is 1.2 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 6190 with its spectral types of F8
  • In this planetary system, the extrasolar planet Kepler-1370 b orbits around the star Kepler-1370 every 20.3 days with its orbital distance of 0.15 AU ( 23060396.7 km)
  • (Projected orbit of Kepler-1370 b around its host star Kepler-1370)


  • The Star Kepler-1370 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.244 AU ( 186140571.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.720 AU ( 257294914.4 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.621 AU ( 392060510.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.857 AU ( 576934215.9 km)
  • Radiation at Planetary Boundary of Kepler-1370 b : 170250.33 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1370)



  • Kopparapu Recent Venus for Star Kepler-1370 distance : 1.258 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1370 distance : 1.593 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1370 distance : 1.538 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1370 distance : 1.686 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1370 distance : 2.786 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1370 distance : 2.938 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1370)



  • Original Kopparapu Recent Venus for Star Kepler-1370 distance : 1.270 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1370 distance : 1.634 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1370 distance : 1.681 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1370 distance : 2.836 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1370 distance : 2.949 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1370)



    (Position in Stellar Map of star Kepler-1370 and its Exoplanet Kepler-1370 b)



    (Zoomed position in Stellar Map of star Kepler-1370 and its Exoplanet Kepler-1370 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1370*)
    *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