Imaginary Picture of Kepler-1837 b

Display orbital revolution of Kepler-1837 b around the hoststar Kepler-1837
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Exoplanet Name : Kepler-1837 b
Alternate Name : "KOI-2416 b, KOI-2416.01"
Status : Confirmed
Radius (Rjup / Re): 0.1844 (Rjup) 2.0667 (Rearth)
Mass (Mjup / Me): 0.0163 (Mjup) 5.1823 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0650 (AU) 0.0650 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0162
Orbital Period(Observed/Estimated) 5.91 (Days Obs.) 6.08 (Days Est.)
Surface Gravity (G Earth) 1.2133
Star Radiation at Atmospheric Boundary: 275057.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1022.1 (K)
Blackbody T 0.3(K) 959.9 (K)
Blackbody T 0.7(K) 776.6 (K)
Tidally Locked Blackbody T 0.1(K) 1215.5 (K)
Tidally Locked Blackbody T 0.3(K) 1141.5 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-1837
Alternate Name : "KIC 9210387, KOI-2416"
Star Distance(LY) : 4009.0
Stellar Radius(Rsun) : 1.0 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.1 (Msun Estimated)
Star Age : 0.5 (GY)
Temperature : 5619 (K)
Spectral type : G4V
UV portion[%]: 7.3
Visible portion[%]: 44.0
IR portion[%]: 48.7
Metalicity : -0.0
Absolute Magnitude: 5.0
Apparent Magnitude: 15.5
Right Ascension(RA) 288.2076
Declination (DEC) 45.6835
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal
Discovery Paper - URL
SIMBAD LINK
Open Exoplanet Database Link
Kepler-1837 b
Kepler-1837 b

  • Kepler-1837 b is an exoplanet orbiting the star Kepler-1837, located about 4009.0 light-years (1229.2 pc) away from Solar System. Its discovery was publicly announced on 2017.
  • The host star Kepler-1837 has apparent magnitude of 15.5, with absolute magnitude of 5.0.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 5619 with its spectral types of G4V
  • In this planetary system, the extrasolar planet Kepler-1837 b orbits around the star Kepler-1837 every 5.9 days with its orbital distance of 0.07 AU ( 9723861.6 km)
  • (Projected orbit of Kepler-1837 b around its host star Kepler-1837)


  • The Star Kepler-1837 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.667 AU ( 99765593.9 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.922 AU ( 137902122.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.405 AU ( 210132317.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.067 AU ( 309218910.2 km)
  • Radiation at Planetary Boundary of Kepler-1837 b : 275057.48 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1837)



  • Kopparapu Recent Venus for Star Kepler-1837 distance : 0.698 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1837 distance : 0.884 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1837 distance : 0.853 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1837 distance : 0.936 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1837 distance : 1.567 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1837 distance : 1.653 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1837)



  • Original Kopparapu Recent Venus for Star Kepler-1837 distance : 0.697 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1837 distance : 0.908 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1837 distance : 0.922 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1837 distance : 1.595 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1837 distance : 1.658 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1837)



    (Position in Stellar Map of star Kepler-1837 and its Exoplanet Kepler-1837 b)



    (Zoomed position in Stellar Map of star Kepler-1837 and its Exoplanet Kepler-1837 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1837*)
    *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