HD 8574

Display orbital revolution around the star HD 8574
Imaginary Picture of Star HD 8574
Star Name : HD 8574
Alternate Name :
Star Distance (LY/pc): 144.6368 (LY) 44.3459 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.3700 (Rsun, estimated)
Stellar Mass (Msun): 1.1700 (Msun/observed) 1.1700 (Msun/estimated)
Spectral type : F8
Metalicity : 0.0500
Absolute Magnitude : 3.89
Apparent Magnitude : 7.12
Right Ascension(RA) : 21.30215
Declination(DEC) : 28.56667
  • This is the HD 8574 . The star HD 8574 islocated about 144.6 light-years (44.3 pc) away from our Solar System.
  • The star HD 8574 has apparent magnitude of 7.1, with absolute magnitude of 3.9.
  • It is 1.2 times more massive and 1.4 times bigger compared with our Sun. The surface temperature is 6080 with its spectral types of F8
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 8574 b radius 1.049889 mass 2.110000 orbital distance 0.770000
    (Illustration of the HD 8574's Planetary System)



    The Star HD 8574 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.097 AU ( 164129194.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.517 AU ( 226869438.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.311 AU ( 345698818.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.401 AU ( 508710956.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 8574)



    Kopparapu's Recent Venus for Star HD 8574 distance : 1.116 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 8574 distance : 1.414 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 8574 distance : 1.365 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 8574 distance : 1.496 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 8574 distance : 2.479 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 8574 distance : 2.614 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 8574)



  • Original Kopparapu Recent Venus for Star HD 8574 distance : 1.125 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 8574 distance : 1.451 AU
  • Original Kopparapu Moist Greenhouse for Star HD 8574 distance : 1.489 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 8574 distance : 2.523 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 8574 distance : 2.624 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 8574)



    (Position in Stellar Map of star HD 8574 )



    (Zoomed position in Stellar Map of star HD 8574 (zoom level 3))

    (Synthetic Spectrum of star HAT-P-56*)
    *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