Imaginary Picture of Kepler-1312 b

Display orbital revolution of Kepler-1312 b around the hoststar Kepler-1312
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Exoplanet Name : Kepler-1312 b
Alternate Name : "2MASS J19315309+4102087 b, K02675.01, KIC 5794570 b, KOI-2675 b, KOI-2675.01, WISE J193153.09+410208.8 b"
Status : Confirmed
Radius (Rjup / Re): 0.1870 (Rjup) 2.0961 (Rearth)
Mass (Mjup / Me): 0.0165 (Mjup) 5.2508 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.0604 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0149
Orbital Period(Observed/Estimated) 5.45 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 1.1951
Star Radiation at Atmospheric Boundary: 298277.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1043.0 (K)
Blackbody T 0.3(K) 979.5 (K)
Blackbody T 0.7(K) 792.5 (K)
Tidally Locked Blackbody T 0.1(K) 1240.4 (K)
Tidally Locked Blackbody T 0.3(K) 1164.8 (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-1312
Alternate Name : "2MASS J19315309+4102087, KIC 5794570, KOI-2675, WISE J193153.09+410208.8"
Star Distance(LY) : 975.3
Stellar Radius(Rsun) : 0.9 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 2.0 (GY)
Temperature : 5756 (K)
Spectral type : G4
UV portion[%]: 7.8
Visible portion[%]: 44.7
IR portion[%]: 47.6
Metalicity : -0.0
Absolute Magnitude: 3.9
Apparent Magnitude: 11.3
Right Ascension(RA) 292.9712
Declination (DEC) 41.0358
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Timothy D. Morton1, Stephen T. Bryson2, Jeffrey L. Coughlin2,3, Jason F. Rowe4, Ganesh Ravichandran5, Erik A. Petigura6,7, Michael R. Haas2, and Natalie M. Batalha27"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 444 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-1312+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-1312%20b/
Kepler-1312 b
Kepler-1312 b

  • Kepler-1312 b is an exoplanet orbiting the star Kepler-1312, located about 975.3 light-years (299.0 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-1312 has apparent magnitude of 11.3, with absolute magnitude of 3.9.
  • It is 1.0 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5756 with its spectral types of G4
  • In this planetary system, the extrasolar planet Kepler-1312 b orbits around the star Kepler-1312 every 5.4 days with its orbital distance of 0.06 AU ( 9034809.8 km)
  • (Projected orbit of Kepler-1312 b around its host star Kepler-1312)


  • The Star Kepler-1312 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.645 AU ( 96529348.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.892 AU ( 133428785.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.359 AU ( 203315941.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.000 AU ( 299188314.8 km)
  • Radiation at Planetary Boundary of Kepler-1312 b : 298277.25 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1312)



  • Kopparapu Recent Venus for Star Kepler-1312 distance : 0.670 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1312 distance : 0.848 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1312 distance : 0.819 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1312 distance : 0.898 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1312 distance : 1.498 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1312 distance : 1.580 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1312)



  • Original Kopparapu Recent Venus for Star Kepler-1312 distance : 0.670 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1312 distance : 0.871 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1312 distance : 0.887 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1312 distance : 1.525 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1312 distance : 1.586 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1312)



    (Position in Stellar Map of star Kepler-1312 and its Exoplanet Kepler-1312 b)



    (Zoomed position in Stellar Map of star Kepler-1312 and its Exoplanet Kepler-1312 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1312*)
    *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