KOI-94

Display orbital revolution around the star KOI-94
Imaginary Picture of Star KOI-94
Star Name : KOI-94
Alternate Name : "KOI-94, 2MASS J19491993+4153280, KIC 6462863, KOI-94 A, Kepler-89, Kepler-89 A, WISE J194919.96+415327.9"
Star Distance (LY/pc): 1577.4535 (LY) 483.6500 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5200 (Rsun, estimated)
Stellar Mass (Msun): 1.2800 (Msun/observed) 1.2800 (Msun/estimated)
Spectral type : F8
Metalicity : 0.0230
Absolute Magnitude : 3.98
Apparent Magnitude : 12.40
Right Ascension(RA) : 297.33306
Declination(DEC) : 41.89112
  • This is the KOI-94 . The star KOI-94 islocated about 1577.5 light-years (483.6 pc) away from our Solar System.
  • The star KOI-94 has apparent magnitude of 12.4, with absolute magnitude of 4.0.
  • It is 1.3 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 6182 with its spectral types of F8
  • Number of Extrasolar Planets : 4
  • Name of the 1 Planet Kepler-89 b radius 0.153000 mass 0.033000 orbital distance 0.051190
  • Name of the 2 Planet Kepler-89 c radius 0.385000 mass 0.049000 orbital distance 0.101300
  • Name of the 3 Planet Kepler-89 d radius 1.005000 mass 0.334000 orbital distance 0.168400
  • Name of the 4 Planet Kepler-89 e radius 0.585000 mass 0.110000 orbital distance 0.304600
    (Illustration of the KOI-94's Planetary System)



    The Star KOI-94 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.258 AU ( 188260714.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.740 AU ( 260225505.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.651 AU ( 396526082.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.900 AU ( 583505501.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KOI-94)



    Kopparapu's Recent Venus for Star KOI-94 distance : 1.273 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star KOI-94 distance : 1.612 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star KOI-94 distance : 1.557 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star KOI-94 distance : 1.706 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star KOI-94 distance : 2.819 AU
    Kopparapu's Outer Boundary for Early Mars for Star KOI-94 distance : 2.974 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KOI-94)



  • Original Kopparapu Recent Venus for Star KOI-94 distance : 1.285 AU
  • Original Kopparapu Runaway Greenhouse for Star KOI-94 distance : 1.654 AU
  • Original Kopparapu Moist Greenhouse for Star KOI-94 distance : 1.701 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KOI-94 distance : 2.870 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KOI-94 distance : 2.985 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KOI-94)



    (Position in Stellar Map of star KOI-94 )



    (Zoomed position in Stellar Map of star KOI-94 (zoom level 3))

    (Synthetic Spectrum of star HIP 79797 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