Imaginary Picture of Kepler-1752 b

Display orbital revolution of Kepler-1752 b around the hoststar Kepler-1752
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Exoplanet Name : Kepler-1752 b
Alternate Name : "KOI-1476 b, KOI-1476.01"
Status : Confirmed
Radius (Rjup / Re): 0.4050 (Rjup) 4.5396 (Rearth)
Mass (Mjup / Me): 0.0651 (Mjup) 20.7031 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.2698 (AU) 0.2698 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.1543
Orbital Period(Observed/Estimated) 56.36 (Days Obs.) 54.26 (Days Est.)
Surface Gravity (G Earth) 1.0046
Star Radiation at Atmospheric Boundary: 7474.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 415.0 (K)
Blackbody T 0.3(K) 389.7 (K)
Blackbody T 0.7(K) 315.3 (K)
Tidally Locked Blackbody T 0.1(K) 493.5 (K)
Tidally Locked Blackbody T 0.3(K) 463.5 (K)
Size Class: 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-1752
Alternate Name : "12406749, KOI-1476"
Star Distance(LY) : 3140.5
Stellar Radius(Rsun) : 0.8 (Rsun Measured)
Stellar Mass(Msun) : 0.9 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 7.2 (GY)
Temperature : 5214 (K)
Spectral type : G8V
UV portion[%]: 5.1
Visible portion[%]: 40.3
IR portion[%]: 54.5
Metalicity : -0.2
Absolute Magnitude: 5.6
Apparent Magnitude: 15.5
Right Ascension(RA) 290.8541
Declination (DEC) 51.2228
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-1752 b
Kepler-1752 b

  • Kepler-1752 b is an exoplanet orbiting the star Kepler-1752, located about 3140.5 light-years (962.9 pc) away from Solar System. Its discovery was publicly announced on 2017.
  • The host star Kepler-1752 has apparent magnitude of 15.5, with absolute magnitude of 5.6.
  • It is 0.9 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5214 with its spectral types of G8V
  • In this planetary system, the extrasolar planet Kepler-1752 b orbits around the star Kepler-1752 every 56.4 days with its orbital distance of 0.27 AU ( 40361505.5 km)
  • (Projected orbit of Kepler-1752 b around its host star Kepler-1752)


  • The Star Kepler-1752 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.456 AU ( 68263692.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.631 AU ( 94358262.9 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.961 AU ( 143781111.2 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.414 AU ( 211580203.8 km)
  • Radiation at Planetary Boundary of Kepler-1752 b : 7474.54 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1752)



  • Kopparapu Recent Venus for Star Kepler-1752 distance : 0.488 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-1752 distance : 0.618 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1752 distance : 0.597 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-1752 distance : 0.655 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1752 distance : 1.112 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-1752 distance : 1.173 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1752)



  • Original Kopparapu Recent Venus for Star Kepler-1752 distance : 0.484 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1752 distance : 0.637 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1752 distance : 0.641 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1752 distance : 1.131 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1752 distance : 1.176 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1752)



    (Position in Stellar Map of star Kepler-1752 and its Exoplanet Kepler-1752 b)



    (Zoomed position in Stellar Map of star Kepler-1752 and its Exoplanet Kepler-1752 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-1752*)
    *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