Imaginary Picture of GJ 682 c
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Exoplanet Name : GJ 682 c
Alternate Name :
Radius (Rjup / Re): 0.1569 (Rjup) 1.7583 (Rearth)
Mass (Mjup / Me): 0.0274 (Mjup) 8.7004 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.1760 (AU) 0.1760 (AU Est.)
Eccentricity : 0.1000
Orbital Period(Yrs) 0.1569
Orbital Period(Observed/Estimated) 57.32 (Days Obs.) 51.90 (Days Est.)
Star Radiation at Atmospheric Boundary: 282.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 183.0 (K)
Blackbody T 0.3(K) 171.9 (K)
Blackbody T 0.7(K) 139.1 (K)
Tidally Locked Blackbody T 0.1(K) 217.7 (K)
Tidally Locked Blackbody T 0.3(K) 204.4 (K)
Size Class: super-Earth-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : GJ 682
Alternate Name :
Star Distance(LY) : 0.0
Stellar Radius(Rsun) : 0.3 (Rsun Estimated)
Stellar Mass(Msun) : 0.3 (Msun Measured) 0.2 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 3028 (K)
Spectral type : M3.5V
Metalicity : 0.0
Absolute Magnitude: 25.0
Apparent Magnitude: 22.0
Right Ascension(RA) 264.2653
Declination (DEC) -43.6808
Hubble Space Telescope Guide Star Catalog (GSC) ID 0
Discovered by
Discovery Paper - Authors "Allard,rance; Hauschildt,eter.; Baraffe,sabelle; Chabrier,illes"
Discovery Paper - Title Synthetic Spectra and Mass Determination of the Brown Dwarf GI 229B
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK 0
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/GJ%20682%20c/
GJ 682 c
GJ 682 c

  • GJ 682 c is an exoplanet orbiting the star GJ 682. Its discovery was publicly announced on 2014.
  • The host star GJ 682 has apparent magnitude of 22.0, with absolute magnitude of 25.0.
  • It is 0.3 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3028 with its spectral types of M3.5V
  • In this planetary system, the extrasolar planet GJ 682 c orbits around the star GJ 682 every 57.3 days with its orbital distance of 0.18 AU ( 26329225.2 km)
  • (Projected orbit of GJ 682 c around its host star GJ 682)


  • The Star GJ 682 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.058 AU ( 8662858.5 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.080 AU ( 11974334.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.122 AU ( 18246235.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.179 AU ( 26850134.9 km)
  • Radiation at Planetary Boundary of GJ 682 c : 282.87 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 682)



  • Kopparapu Recent Venus for Star GJ 682 distance : 0.066 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star GJ 682 distance : 0.083 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star GJ 682 distance : 0.080 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star GJ 682 distance : 0.088 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 682 distance : 0.166 AU
  • Kopparapu Outer Boundary for Early Mars for Star GJ 682 distance : 0.175 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 682)



  • Original Kopparapu Recent Venus for Star GJ 682 distance : 0.065 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 682 distance : 0.086 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 682 distance : 0.087 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 682 distance : 0.168 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 682 distance : 0.175 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 682)



    (Position in Stellar Map of star GJ 682 and its Exoplanet GJ 682 c)



    (Zoomed position in Stellar Map of star GJ 682 and its Exoplanet GJ 682 c (zoom level 3))