KOI-4427

Display orbital revolution around the star KOI-4427
Imaginary Picture of Star KOI-4427
Star Name : KOI-4427
Alternate Name :
Star Distance (LY/pc): 782.7744 (LY) 240.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.5050 (Rsun, estimated)
Stellar Mass (Msun): 0.5260 (Msun/observed) 0.5260 (Msun/estimated)
Spectral type : M0
Metalicity : -0.0700
Absolute Magnitude : 2.44
Apparent Magnitude : 9.34
Right Ascension(RA) : 295.11723
Declination(DEC) : 39.27417
  • This is the KOI-4427 . The star KOI-4427 islocated about 782.8 light-years (240.0 pc) away from our Solar System.
  • The star KOI-4427 has apparent magnitude of 9.3, with absolute magnitude of 2.4.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3813 with its spectral types of M0
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet KOI-4427.01 radius 0.164000 mass 0.014617 orbital distance 0.419000
    (Illustration of the KOI-4427's Planetary System)



    The Star KOI-4427 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.159 AU ( 23794857.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.220 AU ( 32890710.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.335 AU ( 50118164.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.493 AU ( 73751074.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KOI-4427)



    Kopparapu's Recent Venus for Star KOI-4427 distance : 0.179 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star KOI-4427 distance : 0.226 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star KOI-4427 distance : 0.219 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star KOI-4427 distance : 0.239 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star KOI-4427 distance : 0.434 AU
    Kopparapu's Outer Boundary for Early Mars for Star KOI-4427 distance : 0.457 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KOI-4427)



  • Original Kopparapu Recent Venus for Star KOI-4427 distance : 0.177 AU
  • Original Kopparapu Runaway Greenhouse for Star KOI-4427 distance : 0.234 AU
  • Original Kopparapu Moist Greenhouse for Star KOI-4427 distance : 0.234 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KOI-4427 distance : 0.441 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KOI-4427 distance : 0.458 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KOI-4427)



    (Position in Stellar Map of star KOI-4427 )



    (Zoomed position in Stellar Map of star KOI-4427 (zoom level 3))

    (Synthetic Spectrum of star HD 202206 A*)
    *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