Imaginary Picture of Kepler-620 b

Display orbital revolution of Kepler-620 b around the hoststar Kepler-620
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Exoplanet Name : Kepler-620 b
Alternate Name : "2MASS J19243825+5120055 b, K00602.01, KIC 12459913 b, KOI-602 b, KOI-602.01, WISE J192438.24+512005.3 b"
Radius (Rjup / Re): 0.2960 (Rjup) 3.3179 (Rearth)
Mass (Mjup / Me): 0.0253 (Mjup) 8.0484 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.0000 (AU) 0.1129 (AU Est.)
Eccentricity : 0.0000
Orbital Period(Yrs) 0.0354
Orbital Period(Observed/Estimated) 12.91 (Days Obs.) 0.00 (Days Est.)
Surface Gravity (G Earth) 0.7311
Star Radiation at Atmospheric Boundary: 260479.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 1008.3 (K)
Blackbody T 0.3(K) 946.9 (K)
Blackbody T 0.7(K) 766.1 (K)
Tidally Locked Blackbody T 0.1(K) 1199.1 (K)
Tidally Locked Blackbody T 0.3(K) 1126.0 (K)
Size Class: Neptune-size
Mass Class:
Detection Type : Primary Transit
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : Kepler-620
Alternate Name : "2MASS J19243825+5120055, KIC 12459913, KOI-602, WISE J192438.24+512005.3"
Star Distance(LY) : 4427.5
Stellar Radius(Rsun) : 1.3 (Rsun Measured)
Stellar Mass(Msun) : 1.1 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 3.0 (GY)
Temperature : 6249 (K)
Spectral type : G0
UV portion[%]: 7.8
Visible portion[%]: 44.8
IR portion[%]: 47.4
Metalicity : 0.0
Absolute Magnitude: 2.9
Apparent Magnitude: 13.6
Right Ascension(RA) 291.1594
Declination (DEC) 51.3349
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors "Timothy D. Morton, Stephen T. Bryson, Jeffrey L. Coughlin, Jason F. Rowe, Ganesh Ravichandran, Erik A. Petigura, Michael R. Haas, and Natalie M. Batalha"
Discovery Paper - Title FALSE POSITIVE PROBABILITIES FOR ALL KEPLER OBJECTS OF INTEREST: 1284 NEWLY VALIDATED PLANETS AND 540 LIKELY FALSE POSITIVES
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/Kepler-620%20b/
Kepler-620 b
Kepler-620 b

  • Kepler-620 b is an exoplanet orbiting the star Kepler-620, located about 4427.5 light-years (1357.5 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star Kepler-620 has apparent magnitude of 13.6, with absolute magnitude of 2.9.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6249 with its spectral types of G0
  • In this planetary system, the extrasolar planet Kepler-620 b orbits around the star Kepler-620 every 12.9 days with its orbital distance of 0.11 AU ( 16883645.4 km)
  • (Projected orbit of Kepler-620 b around its host star Kepler-620)


  • The Star Kepler-620 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.127 AU ( 168571203.2 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.558 AU ( 233009455.7 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.373 AU ( 355054845.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.493 AU ( 522478759.3 km)
  • Radiation at Planetary Boundary of Kepler-620 b : 260479.61 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-620)



  • Kopparapu Recent Venus for Star Kepler-620 distance : 1.135 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star Kepler-620 distance : 1.437 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-620 distance : 1.388 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star Kepler-620 distance : 1.521 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-620 distance : 2.511 AU
  • Kopparapu Outer Boundary for Early Mars for Star Kepler-620 distance : 2.649 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-620)



  • Original Kopparapu Recent Venus for Star Kepler-620 distance : 1.148 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-620 distance : 1.475 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-620 distance : 1.519 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-620 distance : 2.556 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-620 distance : 2.658 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-620)



    (Position in Stellar Map of star Kepler-620 and its Exoplanet Kepler-620 b)



    (Zoomed position in Stellar Map of star Kepler-620 and its Exoplanet Kepler-620 b (zoom level 3))

    (Synthetic Spectrum of star Kepler-620*)
    *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