Imaginary Picture of EPIC 211913977 b
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Exoplanet Name : EPIC 211913977 b
Alternate Name :
Radius (Rjup / Re): 0.1800 (Rjup) 2.0176 (Rearth)
Mass (Mjup / Me): 0.0159 (Mjup) 5.0677 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1089 (AU Est.)
Eccentricity : 0.1000
Orbital Period(Yrs) 0.0402
Orbital Period(Observed/Estimated) 14.68 (Days Obs.) 0.00 (Days Est.)
Star Radiation at Atmospheric Boundary: 29712.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 586.0 (K)
Blackbody T 0.3(K) 550.3 (K)
Blackbody T 0.7(K) 445.2 (K)
Tidally Locked Blackbody T 0.1(K) 696.8 (K)
Tidally Locked Blackbody T 0.3(K) 654.4 (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 : EPIC 211913977
Alternate Name :
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 0.7 (Rsun Measured)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 0.8 (GY)
Temperature : 4819 (K)
Spectral type : K3
Metalicity : 0.0
Absolute Magnitude: 25.0
Apparent Magnitude: 11.2
Right Ascension(RA) 130.3441
Declination (DEC) 18.9339
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=EPIC+211913977+&submit=SIMBAD+search
Open Exoplanet Database Link
EPIC 211913977 b
EPIC 211913977 b

  • EPIC 211913977 b is an exoplanet orbiting the star EPIC 211913977. Its discovery was publicly announced on 2016.
  • The host star EPIC 211913977 has apparent magnitude of 11.2, with absolute magnitude of 25.0.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4819 with its spectral types of K3
  • In this planetary system, the extrasolar planet EPIC 211913977 b orbits around the star EPIC 211913977 every 14.7 days with its orbital distance of 0.11 AU ( 16292676.3 km)
  • (Projected orbit of EPIC 211913977 b around its host star EPIC 211913977)


  • The Star EPIC 211913977 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.367 AU ( 54940780.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.508 AU ( 75942516.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.774 AU ( 115719589.0 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.138 AU ( 170286444.6 km)
  • Radiation at Planetary Boundary of EPIC 211913977 b : 29712.84 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star EPIC 211913977)



  • Kopparapu Recent Venus for Star EPIC 211913977 distance : 0.401 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star EPIC 211913977 distance : 0.507 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star EPIC 211913977 distance : 0.490 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star EPIC 211913977 distance : 0.538 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star EPIC 211913977 distance : 0.926 AU
  • Kopparapu Outer Boundary for Early Mars for Star EPIC 211913977 distance : 0.977 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star EPIC 211913977)



  • Original Kopparapu Recent Venus for Star EPIC 211913977 distance : 0.396 AU
  • Original Kopparapu Runaway Greenhouse for Star EPIC 211913977 distance : 0.523 AU
  • Original Kopparapu Moist Greenhouse for Star EPIC 211913977 distance : 0.524 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star EPIC 211913977 distance : 0.941 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star EPIC 211913977 distance : 0.979 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star EPIC 211913977)



    (Position in Stellar Map of star EPIC 211913977 and its Exoplanet EPIC 211913977 b)



    (Zoomed position in Stellar Map of star EPIC 211913977 and its Exoplanet EPIC 211913977 b (zoom level 3))