HIP 81208 C

Display orbital revolution around the star HIP 81208 C
Imaginary Picture of Star HIP 81208 C
Star Name : HIP 81208 C
Alternate Name :
Star Distance (LY/pc): 484.9940 (LY) 148.7000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.1648 (Rsun, estimated)
Stellar Mass (Msun): 0.1350 (Msun/observed) 0.1350 (Msun/estimated)
Spectral type : M9
Metalicity : 0.0000
Absolute Magnitude : 16.14
Apparent Magnitude : 22.00
Right Ascension(RA) : 248.81250
Declination(DEC) : -35.72444
  • This is the HIP 81208 C . The star HIP 81208 C islocated about 485.0 light-years (148.7 pc) away from our Solar System.
  • The star HIP 81208 C has apparent magnitude of 22.0, with absolute magnitude of 16.1.
  • It is 0.1 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 3300 with its spectral types of M9
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HIP 81208 C b radius 0.907830 mass 14.800000 orbital distance 23.040000
    (Illustration of the HIP 81208 C's Planetary System)



    The Star HIP 81208 C 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.039 AU ( 5817882.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.054 AU ( 8041834.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.082 AU ( 12253975.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.121 AU ( 18032262.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HIP 81208 C)



    Kopparapu's Recent Venus for Star HIP 81208 C distance : 0.116 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HIP 81208 C distance : 0.147 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HIP 81208 C distance : 0.142 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HIP 81208 C distance : 0.155 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HIP 81208 C distance : 0.288 AU
    Kopparapu's Outer Boundary for Early Mars for Star HIP 81208 C distance : 0.304 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HIP 81208 C)



  • Original Kopparapu Recent Venus for Star HIP 81208 C distance : 0.115 AU
  • Original Kopparapu Runaway Greenhouse for Star HIP 81208 C distance : 0.152 AU
  • Original Kopparapu Moist Greenhouse for Star HIP 81208 C distance : 0.152 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 81208 C distance : 0.293 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HIP 81208 C distance : 0.304 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HIP 81208 C)



    (Position in Stellar Map of star HIP 81208 C )



    (Zoomed position in Stellar Map of star HIP 81208 C (zoom level 3))

    (Synthetic Spectrum of star HD 141399*)
    *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