Imaginary Picture of HD 45364 b

Display orbital revolution of HD 45364 b around the hoststar HD 45364
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Exoplanet Name : HD 45364 b
Alternate Name :
Status : Confirmed
Radius (Rjup / Re): 0.9078 (Rjup) 10.1759 (Rearth)
Mass (Mjup / Me): 0.1872 (Mjup) 59.5180 (Mearth)
Semi Major Axis / Orbital Distance Calculated 0.6813 (AU) 0.6813 (AU Est.)
Eccentricity : 0.1684
Orbital Period(Yrs) 0.6213
Orbital Period(Observed/Estimated) 226.93 (Days Obs.) 226.82 (Days Est.)
Surface Gravity (G Earth) 0.5748
Star Radiation at Atmospheric Boundary: 1182.6 (W/m2)
Measured Temperature (K) 0.0 (K)
Blackbody T 0.1(K) 261.7 (K)
Blackbody T 0.3(K) 245.8 (K)
Blackbody T 0.7(K) 198.9 (K)
Tidally Locked Blackbody T 0.1(K) 311.3 (K)
Tidally Locked Blackbody T 0.3(K) 292.3 (K)
Size Class: Jupiter-size
Mass Class:
Detection Type : Radial Velocity
Mass Detection :
Radius Detection :
Habitability by Solar Eq. Astronomical Unit: Habitable
Habitability by Kopparapu: Not habitable
Star Name : HD 45364
Alternate Name :
Star Distance(LY) : 106.6
Stellar Radius(Rsun) : 0.7 (Rsun Estimated)
Stellar Mass(Msun) : 0.8 (Msun Measured) 0.8 (Msun Estimated)
Star Age : 0.0 (GY)
Temperature : 5434 (K)
Spectral type : K0V
UV portion[%]: 6.6
Visible portion[%]: 42.7
IR portion[%]: 50.7
Metalicity : -0.2
Absolute Magnitude: 5.5
Apparent Magnitude: 8.1
Right Ascension(RA) 96.4103
Declination (DEC) -31.4808
Hubble Space Telescope Guide Star Catalog (GSC) ID 07073-02172
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+45364+&submit=SIMBAD+search
Open Exoplanet Database Link http://www.openexoplanetcatalogue.com/planet/HD%2045364%20b/
HD 45364 b
HD 45364 b

  • HD 45364 b is an exoplanet orbiting the star HD 45364, located about 106.6 light-years (32.7 pc) away from Solar System. Its discovery was publicly announced on 2009.
  • The host star HD 45364 has apparent magnitude of 8.1, with absolute magnitude of 5.5.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 5434 with its spectral types of K0V
  • In this planetary system, the extrasolar planet HD 45364 b orbits around the star HD 45364 every 226.9 days with its orbital distance of 0.68 AU ( 101921029.3 km)
  • (Projected orbit of HD 45364 b around its host star HD 45364)


  • The Star HD 45364 's habitable zone is located at the following distance
  • Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.458 AU ( 68568092.1 km)
  • Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.634 AU ( 94779022.3 km)
  • Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.965 AU ( 144422255.4 km)
  • Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.421 AU ( 212523675.6 km)
  • Radiation at Planetary Boundary of HD 45364 b : 1182.65 W/m2

    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 45364)



  • Kopparapu Recent Venus for Star HD 45364 distance : 0.485 AU
  • Kopparapu Runaway Greenhouse for Earth-sized planet for Star HD 45364 distance : 0.614 AU
  • Kopparapu Runaway Greenhouse for Super-Earth-sized planet for Star HD 45364 distance : 0.593 AU
  • Kopparapu Runaway Greenhouse for Mars-sized planet for Star HD 45364 distance : 0.650 AU
  • Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 45364 distance : 1.095 AU
  • Kopparapu Outer Boundary for Early Mars for Star HD 45364 distance : 1.155 AU

    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 45364)



  • Original Kopparapu Recent Venus for Star HD 45364 distance : 0.482 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 45364 distance : 0.631 AU
  • Original Kopparapu Moist Greenhouse for Star HD 45364 distance : 0.638 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 45364 distance : 1.114 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 45364 distance : 1.158 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 45364)



    (Position in Stellar Map of star HD 45364 and its Exoplanet HD 45364 b)



    (Zoomed position in Stellar Map of star HD 45364 and its Exoplanet HD 45364 b (zoom level 3))

    (Synthetic Spectrum of star HD 45364*)
    *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