Imaginary Picture of HD 183263 c
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Exoplanet Name : HD 183263 c
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 3.8200 (Mjup) 1214.5232 (Mearth)
Semi Major Axis / Orbital Distance Calculated 4.2500 (AU) 4.2500 (AU Est.)
Eccentricity : 0.2530
Orbital Period(Yrs) 8.0764
Orbital Period(Observed/Estimated) 2950.00 (Days Obs.) 2958.56 (Days Est.)
Star Radiation at Atmospheric Boundary: 119.5 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 147.6 (K)
Blackbody T 0.3(K) 138.6 (K)
Blackbody T 0.7(K) 112.1 (K)
Tidally Locked Blackbody T 0.1(K) 175.5 (K)
Tidally Locked Blackbody T 0.3(K) 164.8 (K)
Size Class: Jupiter-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 : HD 183263
Alternate Name :
Star Distance(LY) : 172.9
Stellar Radius(Rsun) : 1.2 (Rsun Measured)
Stellar Mass(Msun) : 1.2 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 8.1 (GY)
Temperature : 5888 (K)
Spectral type : G2IV
Metalicity : 0.3
Absolute Magnitude: 4.2
Apparent Magnitude: 7.9
Right Ascension(RA) 292.1024
Declination (DEC) 8.3578
Hubble Space Telescope Guide Star Catalog (GSC) ID 01055-03415
Discovered by
Discovery Paper - Authors "Feng,.atherina; Wright,ason.; Nelson,enjamin; Wang,haron.; Ford,ric.; Marcy,eoffrey.; Isaacson,oward; Howard,ndrew."
Discovery Paper - Title The California Planet Survey IV: A Planet Orbiting the Giant Star HD 145934 and Updates to Seven Systems with Long-period Planets
Discovery Paper - Journal "The Astrophysical Journal,olume 800,umber 1"
Discovery Paper - URL http://iopscience.iop.org/article/10.1088/0004-637X/800/1/22/meta
SIMBAD LINK http://simbad.harvard.edu/simbad/sim-basic?Ident=HD+183263+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%20183263%20c/
HD 183263 c
HD 183263 c

  • HD 183263 c is an exoplanet orbiting the star HD 183263, located about 172.9 light-years (53.0 pc) away from Solar System. Its discovery was publicly announced on 2008.
  • The host star HD 183263 has apparent magnitude of 7.9, with absolute magnitude of 4.2.
  • It is 1.2 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 5888 with its spectral types of G2IV
  • In this planetary system, the extrasolar planet HD 183263 c orbits around the star HD 183263 every 2950.0 days with its orbital distance of 4.25 AU ( 635790950.5 km)
  • (Projected orbit of HD 183263 c around its host star HD 183263)


  • The Star HD 183263 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.909 AU ( 135949960.4 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.256 AU ( 187918373.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.914 AU ( 286346014.6 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.817 AU ( 421370704.5 km)
  • Radiation at Planetary Boundary of HD 183263 c : 119.47 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 183263)



  • Kopparapu Recent Venus for Star HD 183263 distance : 0.936 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 183263 distance : 1.185 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 183263 distance : 1.144 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 183263 distance : 1.254 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 183263 distance : 2.086 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 183263 distance : 2.201 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 183263)



  • Original Kopparapu Recent Venus for Star HD 183263 distance : 0.939 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 183263 distance : 1.217 AU
  • Original Kopparapu Moist Greenhouse for Star HD 183263 distance : 1.242 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 183263 distance : 2.123 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 183263 distance : 2.208 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 183263)



    (Position in Stellar Map of star HD 183263 and its Exoplanet HD 183263 c)



    (Zoomed position in Stellar Map of star HD 183263 and its Exoplanet HD 183263 c (zoom level 3))