Imaginary Picture of EPIC 248435473 b
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Exoplanet Name : EPIC 248435473 b
Alternate Name :
Radius (Rjup / Re): 0.2590 (Rjup) 2.9031 (Rearth)
Mass (Mjup / Me): 0.0224 (Mjup) 7.1085 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0128 (AU) 0.0128 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0018
Orbital Period(Observed/Estimated) 0.66 (Days Obs.) 0.65 (Days Est.)
Star Radiation at Atmospheric Boundary: 961629.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1397.6 (K)
Blackbody T 0.3(K) 1312.5 (K)
Blackbody T 0.7(K) 1062.0 (K)
Tidally Locked Blackbody T 0.1(K) 1662.1 (K)
Tidally Locked Blackbody T 0.3(K) 1560.9 (K)
Size Class: sub-Neptune-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection :
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : EPIC 248435473
Alternate Name : 2MASS J10314450+0056152
Star Distance(LY) : 227.0
Stellar Radius(Rsun) : 0.6 (Rsun Measured)
Stellar Mass(Msun) : 0.7 (Msun Measured) 0.6 (Msun Estimated)
Star Age : 8.4 (GY)
Temperature : 4184 (K)
Spectral type : K
Metalicity : -0.1
Absolute Magnitude: 17.8
Apparent Magnitude: 22.0
Right Ascension(RA) 157.9354
Declination (DEC) 0.9376
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
EPIC 248435473 b
EPIC 248435473 b

  • EPIC 248435473 b is an exoplanet orbiting the star EPIC 248435473, located about 227.0 light-years (69.6 pc) away from Solar System. Its discovery was publicly announced on 2018.
  • The host star EPIC 248435473 has apparent magnitude of 22.0, with absolute magnitude of 17.8.
  • It is 0.7 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 4184 with its spectral types of K
  • In this planetary system, the extrasolar planet EPIC 248435473 b orbits around the star EPIC 248435473 every 0.7 days with its orbital distance of 0.01 AU ( 1919340.7 km)
  • (Projected orbit of EPIC 248435473 b around its host star EPIC 248435473)


  • The Star EPIC 248435473 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.246 AU ( 36820201.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.340 AU ( 50895140.8 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.518 AU ( 77552931.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.763 AU ( 114122536.0 km)
  • Radiation at Planetary Boundary of EPIC 248435473 b : 961629.10 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star EPIC 248435473)



  • Kopparapu Recent Venus for Star EPIC 248435473 distance : 0.275 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star EPIC 248435473 distance : 0.347 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star EPIC 248435473 distance : 0.336 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star EPIC 248435473 distance : 0.369 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star EPIC 248435473 distance : 0.653 AU
  • Kopparapu Outer Boundary for Early Mars for Star EPIC 248435473 distance : 0.689 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star EPIC 248435473)



  • Original Kopparapu Recent Venus for Star EPIC 248435473 distance : 0.271 AU
  • Original Kopparapu Runaway Greenhouse for Star EPIC 248435473 distance : 0.359 AU
  • Original Kopparapu Moist Greenhouse for Star EPIC 248435473 distance : 0.358 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star EPIC 248435473 distance : 0.664 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star EPIC 248435473 distance : 0.690 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star EPIC 248435473)



    (Position in Stellar Map of star EPIC 248435473 and its Exoplanet EPIC 248435473 b)



    (Zoomed position in Stellar Map of star EPIC 248435473 and its Exoplanet EPIC 248435473 b (zoom level 3))