HD 31527

Display orbital revolution around the star HD 31527
Imaginary Picture of Star HD 31527
Star Name : HD 31527
Alternate Name :
Star Distance (LY/pc): 125.2519 (LY) 38.4025 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9992 (Rsun, estimated)
Stellar Mass (Msun): 0.0000 (Msun/observed) 0.9640 (Msun/estimated)
Spectral type : G0V
Metalicity : 0.0000
Absolute Magnitude : 4.56
Apparent Magnitude : 7.48
Right Ascension(RA) : 73.90833
Declination(DEC) : -23.24194
  • This is the HD 31527 . The star HD 31527 islocated about 125.3 light-years (38.4 pc) away from our Solar System.
  • The star HD 31527 has apparent magnitude of 7.5, with absolute magnitude of 4.6.
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet HD 31527 b radius 0.203153 mass 0.036300 orbital distance 0.125300
  • Name of the 2 Planet HD 31527 c radius 0.218478 mass 0.049800 orbital distance 0.266500
  • Name of the 3 Planet HD 31527 d radius 0.220564 mass 0.051900 orbital distance 0.818100
    (Illustration of the HD 31527's Planetary System)



    The Star HD 31527 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.792 AU ( 118523320.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.095 AU ( 163830203.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.669 AU ( 249640973.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.456 AU ( 367357629.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 31527)



    Kopparapu's Recent Venus for Star HD 31527 distance : 0.808 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 31527 distance : 1.023 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 31527 distance : 0.988 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 31527 distance : 1.083 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 31527 distance : 1.794 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 31527 distance : 1.893 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 31527)



  • Original Kopparapu Recent Venus for Star HD 31527 distance : 0.813 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 31527 distance : 1.050 AU
  • Original Kopparapu Moist Greenhouse for Star HD 31527 distance : 1.076 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 31527 distance : 1.826 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 31527 distance : 1.899 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 31527)



    (Position in Stellar Map of star HD 31527 )



    (Zoomed position in Stellar Map of star HD 31527 (zoom level 3))

    (Synthetic Spectrum of star HD 1461*)
    *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