Imaginary Picture of KELT-11 b

Display orbital revolution of KELT-11 b around the hoststar KELT-11
/
Exoplanet Name : KELT-11 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 1.3000 (Rjup) 14.5717 (Rearth)
Mass (Mjup / Me): 0.1950 (Mjup) 61.9979 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0623 (AU) 0.0623 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0130
Orbital Period(Observed/Estimated) 4.74 (Days Obs.) 4.74 (Days Est.)
Surface Gravity (G Earth) 0.2920
Star Radiation at Atmospheric Boundary: 1944478.3 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1666.6 (K)
Blackbody T 0.3(K) 1565.2 (K)
Blackbody T 0.7(K) 1266.4 (K)
Tidally Locked Blackbody T 0.1(K) 1982.0 (K)
Tidally Locked Blackbody T 0.3(K) 1861.3 (K)
Size Class: Super-Jupiter-size
Mass Class:
Detection Type : Primary Transit
Mass Detection : Radial Velocity
Radius Detection : Primary Transit
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : KELT-11
Alternate Name : HD 93396
Star Distance(LY) : 324.3
Stellar Radius(Rsun) : 2.7 (Rsun Measured)
Stellar Mass(Msun) : 1.4 (Msun Measured) 1.4 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5370 (K)
Spectral type : G8
UV portion[%]: 6.2
Visible portion[%]: 42.2
IR portion[%]: 51.6
Metalicity : 0.2
Absolute Magnitude: 3.0
Apparent Magnitude: 8.0
Right Ascension(RA) 161.7073
Declination (DEC) -9.3992
Hubble Space Telescope Guide Star Catalog (GSC) ID 05499-01085
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=KELT-11+&submit=SIMBAD+search
Open Exoplanet Database Link
KELT-11 b
KELT-11 b

  • KELT-11 b is an exoplanet orbiting the star KELT-11, located about 324.3 light-years (99.4 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star KELT-11 has apparent magnitude of 8.0, with absolute magnitude of 3.0.
  • It is 1.4 times more massive and 2.7 times bigger compared with our Sun. The surface temperature is 5370 with its spectral types of G8
  • In this planetary system, the extrasolar planet KELT-11 b orbits around the star KELT-11 every 4.7 days with its orbital distance of 0.06 AU ( 9318451.4 km)
  • (Projected orbit of KELT-11 b around its host star KELT-11)


  • The Star KELT-11 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.699 AU ( 254200024.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.349 AU ( 351370864.1 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.579 AU ( 535411438.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.267 AU ( 787881386.9 km)
  • Radiation at Planetary Boundary of KELT-11 b : 1944478.29 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KELT-11)



  • Kopparapu Recent Venus for Star KELT-11 distance : 1.803 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star KELT-11 distance : 2.283 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star KELT-11 distance : 2.205 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star KELT-11 distance : 2.419 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star KELT-11 distance : 4.082 AU
  • Kopparapu Outer Boundary for Early Mars for Star KELT-11 distance : 4.306 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KELT-11)



  • Original Kopparapu Recent Venus for Star KELT-11 distance : 1.793 AU
  • Original Kopparapu Runaway Greenhouse for Star KELT-11 distance : 2.350 AU
  • Original Kopparapu Moist Greenhouse for Star KELT-11 distance : 2.372 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KELT-11 distance : 4.153 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KELT-11 distance : 4.318 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KELT-11)



    (Position in Stellar Map of star KELT-11 and its Exoplanet KELT-11 b)



    (Zoomed position in Stellar Map of star KELT-11 and its Exoplanet KELT-11 b (zoom level 3))

    (Synthetic Spectrum of star KELT-11*)
    *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