Cha Ha 8
Imaginary Picture of Star Cha Ha 8
Star Name : Cha Ha 8
Alternate Name : 2MASS J11074610-7740089
Star Distance (LY/pc): 641.7445 (LY) 196.7600 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.0850 (Rsun, estimated)
Stellar Mass (Msun): 0.0850 (Msun/observed) 0.0850 (Msun/estimated)
Spectral type : M6.5
Metalicity : 0.0000
Absolute Magnitude : 13.63
Apparent Magnitude : 20.10
Right Ascension(RA) : 166.94204
Declination(DEC) : -77.66914
  • This is the Cha Ha 8 . The star Cha Ha 8 islocated about 641.7 light-years (196.8 pc) away from our Solar System.
  • The star Cha Ha 8 has apparent magnitude of 20.1, with absolute magnitude of 13.6.
  • It is 0.1 times more massive and 0.1 times bigger compared with our Sun. The surface temperature is 2967 with its spectral types of M6.5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Cha Ha 8 b radius 0.907830 mass 25.000000 orbital distance 1.020000
    (Illustration of the Cha Ha 8's Planetary System)



    The Star Cha Ha 8 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.016 AU ( 2425002.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.022 AU ( 3351986.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.034 AU ( 5107686.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.050 AU ( 7516183.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Cha Ha 8)



    Kopparapu's Recent Venus for Star Cha Ha 8 distance : 0.059 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Cha Ha 8 distance : 0.074 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Cha Ha 8 distance : 0.072 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Cha Ha 8 distance : 0.078 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Cha Ha 8 distance : 0.148 AU
    Kopparapu's Outer Boundary for Early Mars for Star Cha Ha 8 distance : 0.156 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Cha Ha 8)



  • Original Kopparapu Recent Venus for Star Cha Ha 8 distance : 0.058 AU
  • Original Kopparapu Runaway Greenhouse for Star Cha Ha 8 distance : 0.077 AU
  • Original Kopparapu Moist Greenhouse for Star Cha Ha 8 distance : 0.077 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Cha Ha 8 distance : 0.151 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Cha Ha 8 distance : 0.157 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Cha Ha 8)



    (Position in Stellar Map of star Cha Ha 8 )



    (Zoomed position in Stellar Map of star Cha Ha 8 (zoom level 3))