Imaginary Picture of KMT-2016-BLG-1820 b
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Exoplanet Name : KMT-2016-BLG-1820 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 4.5700 (Mjup) 1452.9767 (Mearth)
Semi Major Axis / Orbital Distance Calculated 1.0800 (AU) 1.0800 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0000
Orbital Period(Observed/Estimated) 0.00 (Days Obs.) 2075.84 (Days Est.)
Star Radiation at Atmospheric Boundary: 0.2 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 29.5 (K)
Blackbody T 0.3(K) 27.7 (K)
Blackbody T 0.7(K) 22.4 (K)
Tidally Locked Blackbody T 0.1(K) 35.0 (K)
Tidally Locked Blackbody T 0.3(K) 32.9 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Microlensing
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : KMT-2016-BLG-1820
Alternate Name :
Star Distance(LY) : 20417.4
Stellar Radius(Rsun) : 0.0 (Rsun Estimated)
Stellar Mass(Msun) : 0.0 (Msun Measured) 0.0 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3300 (K)
Spectral type : M9
Metalicity : 0.0
Absolute Magnitude: 8.0
Apparent Magnitude: 22.0
Right Ascension(RA) 268.7667
Declination (DEC) -29.5169
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
KMT-2016-BLG-1820 b
KMT-2016-BLG-1820 b

  • KMT-2016-BLG-1820 b is an exoplanet orbiting the star KMT-2016-BLG-1820, located about 20417.4 light-years (6260.0 pc) away from Solar System. Its discovery was publicly announced on 2018.
  • The host star KMT-2016-BLG-1820 has apparent magnitude of 22.0, with absolute magnitude of 8.0.
  • It is 0.0 times more massive and 0.0 times bigger compared with our Sun. The surface temperature is 3300 with its spectral types of M9
  • (Projected orbit of KMT-2016-BLG-1820 b around its host star KMT-2016-BLG-1820)


  • The Star KMT-2016-BLG-1820 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.009 AU ( 1376418.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.013 AU ( 1902570.5 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.019 AU ( 2899096.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.029 AU ( 4266147.4 km)
  • Radiation at Planetary Boundary of KMT-2016-BLG-1820 b : 0.19 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KMT-2016-BLG-1820)



  • Kopparapu Recent Venus for Star KMT-2016-BLG-1820 distance : 0.010 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star KMT-2016-BLG-1820 distance : 0.013 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star KMT-2016-BLG-1820 distance : 0.013 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star KMT-2016-BLG-1820 distance : 0.014 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star KMT-2016-BLG-1820 distance : 0.026 AU
  • Kopparapu Outer Boundary for Early Mars for Star KMT-2016-BLG-1820 distance : 0.027 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KMT-2016-BLG-1820)



  • Original Kopparapu Recent Venus for Star KMT-2016-BLG-1820 distance : 0.010 AU
  • Original Kopparapu Runaway Greenhouse for Star KMT-2016-BLG-1820 distance : 0.014 AU
  • Original Kopparapu Moist Greenhouse for Star KMT-2016-BLG-1820 distance : 0.014 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KMT-2016-BLG-1820 distance : 0.026 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KMT-2016-BLG-1820 distance : 0.027 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KMT-2016-BLG-1820)



    (Position in Stellar Map of star KMT-2016-BLG-1820 and its Exoplanet KMT-2016-BLG-1820 b)



    (Zoomed position in Stellar Map of star KMT-2016-BLG-1820 and its Exoplanet KMT-2016-BLG-1820 b (zoom level 3))