HR 858
Imaginary Picture of Star HR 858
Star Name : HR 858
Alternate Name : TIC 178155732
Star Distance (LY/pc): 104.3482 (LY) 31.9933 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.3100 (Rsun, estimated)
Stellar Mass (Msun): 1.1450 (Msun/observed) 1.1450 (Msun/estimated)
Spectral type : F8
Metalicity : -0.1400
Absolute Magnitude : 3.87
Apparent Magnitude : 6.40
Right Ascension(RA) : 42.98436
Declination(DEC) : -30.81444
  • This is the HR 858 . The star HR 858 islocated about 104.3 light-years (32.0 pc) away from our Solar System.
  • The star HR 858 has apparent magnitude of 6.4, with absolute magnitude of 3.9.
  • It is 1.1 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6201 with its spectral types of F8
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet HR 858 b radius 0.186010 mass 0.016434 orbital distance 0.048000
  • Name of the 2 Planet HR 858 c radius 0.172990 mass 0.015361 orbital distance 0.074000
  • Name of the 3 Planet HR 858 d radius 0.193060 mass 0.017012 orbital distance 0.102700
    (Illustration of the HR 858's Planetary System)



    The Star HR 858 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.091 AU ( 163249880.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.508 AU ( 225653996.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.298 AU ( 343846753.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.382 AU ( 505985560.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HR 858)



    Kopparapu's Recent Venus for Star HR 858 distance : 1.102 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HR 858 distance : 1.396 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HR 858 distance : 1.348 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HR 858 distance : 1.477 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HR 858 distance : 2.441 AU
    Kopparapu's Outer Boundary for Early Mars for Star HR 858 distance : 2.575 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HR 858)



  • Original Kopparapu Recent Venus for Star HR 858 distance : 1.114 AU
  • Original Kopparapu Runaway Greenhouse for Star HR 858 distance : 1.432 AU
  • Original Kopparapu Moist Greenhouse for Star HR 858 distance : 1.474 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HR 858 distance : 2.485 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HR 858 distance : 2.584 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HR 858)



    (Position in Stellar Map of star HR 858 )



    (Zoomed position in Stellar Map of star HR 858 (zoom level 3))