Imaginary Picture of HD 283668 b

Display orbital revolution of HD 283668 b around the hoststar HD 283668
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Exoplanet Name : HD 283668 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 53.4000 (Mjup) 16977.8892 (Mearth)
Semi Major Axis / Orbital Distance Calculated 3.3000 (AU) 3.3000 (AU Est.)
Eccentricity : 0.5770
Orbital Period(Yrs) 7.0032
Orbital Period(Observed/Estimated) 2558.00 (Days Obs.) 2655.26 (Days Est.)
Star Radiation at Atmospheric Boundary: 22.1 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 96.7 (K)
Blackbody T 0.3(K) 90.9 (K)
Blackbody T 0.7(K) 73.5 (K)
Tidally Locked Blackbody T 0.1(K) 115.1 (K)
Tidally Locked Blackbody T 0.3(K) 108.0 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection : Radial Velocity
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Not habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 283668
Alternate Name :
Star Distance(LY) : 137.9
Stellar Radius(Rsun) : 0.6 (Rsun Estimated)
Stellar Mass(Msun) : 0.7 (Msun Measured) 0.7 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 4845 (K)
Spectral type : K3
Metalicity : -0.8
Absolute Magnitude: 6.3
Apparent Magnitude: 9.4
Right Ascension(RA) 66.9706
Declination (DEC) 24.4447
Hubble Space Telescope Guide Star Catalog (GSC) ID 01820-01036
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title 0
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+283668+&submit=SIMBAD+search
Open Exoplanet Database Link 0
HD 283668 b
HD 283668 b

  • HD 283668 b is an exoplanet orbiting the star HD 283668, located about 137.9 light-years (42.3 pc) away from Solar System. Its discovery was publicly announced on 2016.
  • The host star HD 283668 has apparent magnitude of 9.4, with absolute magnitude of 6.3.
  • It is 0.7 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 4845 with its spectral types of K3
  • In this planetary system, the extrasolar planet HD 283668 b orbits around the star HD 283668 every 2558.0 days with its orbital distance of 3.30 AU ( 493672973.3 km)
  • (Projected orbit of HD 283668 b around its host star HD 283668)


  • The Star HD 283668 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.303 AU ( 45378035.7 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.419 AU ( 62724304.0 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.639 AU ( 95577958.5 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.940 AU ( 140647152.9 km)
  • Radiation at Planetary Boundary of HD 283668 b : 22.08 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 283668)



  • Kopparapu Recent Venus for Star HD 283668 distance : 0.330 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 283668 distance : 0.418 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 283668 distance : 0.404 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 283668 distance : 0.444 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 283668 distance : 0.763 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 283668 distance : 0.805 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 283668)



  • Original Kopparapu Recent Venus for Star HD 283668 distance : 0.327 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 283668 distance : 0.431 AU
  • Original Kopparapu Moist Greenhouse for Star HD 283668 distance : 0.432 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 283668 distance : 0.776 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 283668 distance : 0.807 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 283668)



    (Position in Stellar Map of star HD 283668 and its Exoplanet HD 283668 b)



    (Zoomed position in Stellar Map of star HD 283668 and its Exoplanet HD 283668 b (zoom level 3))