Imaginary Picture of Kepler-1667 b

Display orbital revolution of Kepler-1667 b around the hoststar Kepler-1667
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Exoplanet Name : Kepler-1667 b
Alternate Name : "2MASS J18540790+4805393 b, K01311.01, KIC 10713616 b, KOI-1311 b, KOI-1311.01, WISE J185407.90+480539.6 b"
Status : Confirmed
Radius (Rjup / Re): 0.2660 (Rjup) 2.9816 (Rearth)
Mass (Mjup / Me): 0.0229 (Mjup) 7.2870 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.3860 (AU) 0.3860 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.2288
Orbital Period(Observed/Estimated) 83.58 (Days Obs.) 83.75 (Days Est.)
Surface Gravity (G Earth) 0.8197
Star Radiation at Atmospheric Boundary: 11598.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 463.2 (K)
Blackbody T 0.3(K) 435.0 (K)
Blackbody T 0.7(K) 351.9 (K)
Tidally Locked Blackbody T 0.1(K) 550.8 (K)
Tidally Locked Blackbody T 0.3(K) 517.3 (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-1667
Alternate Name : "10713616, 2MASS J18540790+4805393, KIC 10713616, KOI-1311, WISE J185407.90+480539.6"
Star Distance(LY) : 2082.0
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5951 (K)
Spectral type : G1
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : -0.1
Absolute Magnitude: 4.3
Apparent Magnitude: 13.3
Right Ascension(RA) 283.5330
Declination (DEC) 48.0943
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=Kepler-1667&submit=SIMBAD+search
Open Exoplanet Database Link
Kepler-1667 b
Kepler-1667 b

  • Kepler-1667 b is an exoplanet orbiting the star Kepler-1667, located about 2082.0 light-years (638.4 pc) away from Solar System. Its discovery was publicly announced on 2020.
  • The host star Kepler-1667 has apparent magnitude of 13.3, with absolute magnitude of 4.3.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5951 with its spectral types of G1
  • In this planetary system, the extrasolar planet Kepler-1667 b orbits around the star Kepler-1667 every 83.6 days with its orbital distance of 0.39 AU ( 57744778.1 km)
  • (Projected orbit of Kepler-1667 b around its host star Kepler-1667)


  • The Star Kepler-1667 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.813 AU ( 121658898.0 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.124 AU ( 168164390.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.713 AU ( 256245316.1 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.521 AU ( 377076208.1 km)
  • Radiation at Planetary Boundary of Kepler-1667 b : 11598.50 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1667)



  • Kopparapu Recent Venus for Star Kepler-1667 distance : 0.834 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1667 distance : 1.056 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1667 distance : 1.020 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1667 distance : 1.118 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1667 distance : 1.857 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1667 distance : 1.959 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1667)



  • Original Kopparapu Recent Venus for Star Kepler-1667 distance : 0.838 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1667 distance : 1.085 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1667 distance : 1.109 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1667 distance : 1.890 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1667 distance : 1.966 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1667)



    (Position in Stellar Map of star Kepler-1667 and its Exoplanet Kepler-1667 b)



    (Zoomed position in Stellar Map of star Kepler-1667 and its Exoplanet Kepler-1667 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1667*)
    *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