Imaginary Picture of HD 89307 b

Display orbital revolution of HD 89307 b around the hoststar HD 89307
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Exoplanet Name : HD 89307 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 2.0000 (Mjup) 635.8760 (Mearth)
Semi Major Axis / Orbital Distance Calculated 3.3400 (AU) 3.3400 (AU Est.)
Eccentricity : 0.2500
Orbital Period(Yrs) 6.0204
Orbital Period(Observed/Estimated) 2199.00 (Days Obs.) 2198.94 (Days Est.)
Surface Gravity (G Earth) 6.1409
Star Radiation at Atmospheric Boundary: 151.9 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 156.7 (K)
Blackbody T 0.3(K) 147.1 (K)
Blackbody T 0.7(K) 119.1 (K)
Tidally Locked Blackbody T 0.1(K) 186.3 (K)
Tidally Locked Blackbody T 0.3(K) 175.0 (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 89307
Alternate Name :
Star Distance(LY) : 105.0
Stellar Radius(Rsun) : 1.1 (Rsun Measured)
Stellar Mass(Msun) : 1.0 (Msun Measured) 1.0 (Msun Estimated)
Star Age : 6.8 (GY)
Temperature : 5950 (K)
Spectral type : G0V
UV portion[%]: 0.3
Visible portion[%]: 1.5
IR portion[%]: 98.2
Metalicity : -0.1
Absolute Magnitude: 4.5
Apparent Magnitude: 7.1
Right Ascension(RA) 154.5887
Declination (DEC) 12.6208
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+89307+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%2089307%20b/
HD 89307 b
HD 89307 b

  • HD 89307 b is an exoplanet orbiting the star HD 89307, located about 105.0 light-years (32.2 pc) away from Solar System. Its discovery was publicly announced on 2004.
  • The host star HD 89307 has apparent magnitude of 7.1, with absolute magnitude of 4.5.
  • It is 1.0 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5950 with its spectral types of G0V
  • In this planetary system, the extrasolar planet HD 89307 b orbits around the star HD 89307 every 2199.0 days with its orbital distance of 3.34 AU ( 499656888.1 km)
  • (Projected orbit of HD 89307 b around its host star HD 89307)


  • The Star HD 89307 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.805 AU ( 120470674.8 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.113 AU ( 166521955.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.696 AU ( 253742608.7 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.496 AU ( 373393364.4 km)
  • Radiation at Planetary Boundary of HD 89307 b : 151.90 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 89307)



  • Kopparapu Recent Venus for Star HD 89307 distance : 0.826 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 89307 distance : 1.046 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 89307 distance : 1.010 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 89307 distance : 1.107 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 89307 distance : 1.839 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 89307 distance : 1.940 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 89307)



  • Original Kopparapu Recent Venus for Star HD 89307 distance : 0.830 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 89307 distance : 1.074 AU
  • Original Kopparapu Moist Greenhouse for Star HD 89307 distance : 1.098 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 89307 distance : 1.872 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 89307 distance : 1.947 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 89307)



    (Position in Stellar Map of star HD 89307 and its Exoplanet HD 89307 b)



    (Zoomed position in Stellar Map of star HD 89307 and its Exoplanet HD 89307 b (zoom level 3))

    (Synthetic Spectrum of star HD 89307*)
    *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