Imaginary Picture of HD 220773 b

Display orbital revolution of HD 220773 b around the hoststar HD 220773
/
Exoplanet Name : HD 220773 b
Alternate Name :
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 1.4500 (Mjup) 461.0101 (Mearth)
Semi Major Axis / Orbital Distance Calculated 4.9400 (AU) 4.9400 (AU Est.)
Eccentricity : 0.5100
Orbital Period(Yrs) 10.1974
Orbital Period(Observed/Estimated) 3724.70 (Days Obs.) 3723.50 (Days Est.)
Star Radiation at Atmospheric Boundary: 76.8 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 132.1 (K)
Blackbody T 0.3(K) 124.1 (K)
Blackbody T 0.7(K) 100.4 (K)
Tidally Locked Blackbody T 0.1(K) 157.1 (K)
Tidally Locked Blackbody T 0.3(K) 147.6 (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 220773
Alternate Name :
Star Distance(LY) : 162.8
Stellar Radius(Rsun) : 1.1 (Rsun Estimated)
Stellar Mass(Msun) : 1.2 (Msun Measured) 1.2 (Msun Estimated)
Star Age : 4.4 (GY)
Temperature : 5940 (K)
Spectral type : F9
Metalicity : 0.1
Absolute Magnitude: 3.6
Apparent Magnitude: 7.1
Right Ascension(RA) 351.6144
Declination (DEC) 8.6439
Hubble Space Telescope Guide Star Catalog (GSC) ID
Discovered by
Discovery Paper - Authors 0
Discovery Paper - Title
Discovery Paper - Journal 0
Discovery Paper - URL 0
SIMBAD LINK http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HD+220773+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%20220773%20b/
HD 220773 b
HD 220773 b

  • HD 220773 b is an exoplanet orbiting the star HD 220773, located about 162.8 light-years (49.9 pc) away from Solar System. Its discovery was publicly announced on 2012.
  • The host star HD 220773 has apparent magnitude of 7.1, with absolute magnitude of 3.6.
  • It is 1.2 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5940 with its spectral types of F9
  • In this planetary system, the extrasolar planet HD 220773 b orbits around the star HD 220773 every 3724.7 days with its orbital distance of 4.94 AU ( 739013481.3 km)
  • (Projected orbit of HD 220773 b around its host star HD 220773)


  • The Star HD 220773 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.847 AU ( 126708150.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.171 AU ( 175143777.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.784 AU ( 266880357.3 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.625 AU ( 392726137.1 km)
  • Radiation at Planetary Boundary of HD 220773 b : 76.81 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 220773)



  • Kopparapu Recent Venus for Star HD 220773 distance : 0.869 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 220773 distance : 1.101 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 220773 distance : 1.063 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 220773 distance : 1.165 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 220773 distance : 1.936 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 220773 distance : 2.042 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 220773)



  • Original Kopparapu Recent Venus for Star HD 220773 distance : 0.873 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 220773 distance : 1.131 AU
  • Original Kopparapu Moist Greenhouse for Star HD 220773 distance : 1.156 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 220773 distance : 1.970 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 220773 distance : 2.049 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 220773)



    (Position in Stellar Map of star HD 220773 and its Exoplanet HD 220773 b)



    (Zoomed position in Stellar Map of star HD 220773 and its Exoplanet HD 220773 b (zoom level 3))