HN Peg

Display orbital revolution around the star HN Peg
Imaginary Picture of Star HN Peg
Star Name : HN Peg
Alternate Name :
Star Distance (LY/pc): 58.3359 (LY) 17.8859 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0000 (Rsun, estimated)
Stellar Mass (Msun): 1.0000 (Msun/observed) 1.0000 (Msun/estimated)
Spectral type : G0V
Metalicity : 0.0000
Absolute Magnitude : 4.74
Apparent Magnitude : 6.00
Right Ascension(RA) : 326.13054
Declination(DEC) : 14.77194
  • This is the HN Peg . The star HN Peg islocated about 58.3 light-years (17.9 pc) away from our Solar System.
  • The star HN Peg has apparent magnitude of 6.0, with absolute magnitude of 4.7.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 6050 with its spectral types of G0V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HN Peg b radius 1.100000 mass 16.000000 orbital distance 795.000000
    (Illustration of the HN Peg's Planetary System)



    The Star HN Peg 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.793 AU ( 118622988.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.096 AU ( 163967970.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.670 AU ( 249850900.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.458 AU ( 367666545.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HN Peg)



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



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

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HN Peg)



    (Position in Stellar Map of star HN Peg )



    (Zoomed position in Stellar Map of star HN Peg (zoom level 3))

    (Synthetic Spectrum of star HD 148284*)
    *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