KOI-984

Display orbital revolution around the star KOI-984
Imaginary Picture of Star KOI-984
Star Name : KOI-984
Alternate Name :
Star Distance (LY/pc): 748.9520 (LY) 229.6300 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8180 (Rsun, estimated)
Stellar Mass (Msun): 0.9280 (Msun/observed) 0.9280 (Msun/estimated)
Spectral type : K0
Metalicity : 0.1200
Absolute Magnitude : 5.19
Apparent Magnitude : 12.00
Right Ascension(RA) : 291.05000
Declination(DEC) : 36.84000
  • This is the KOI-984 . The star KOI-984 islocated about 749.0 light-years (229.6 pc) away from our Solar System.
  • The star KOI-984 has apparent magnitude of 12.0, with absolute magnitude of 5.2.
  • It is 0.9 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5295 with its spectral types of K0
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet KOI-984 b radius 0.384000 mass 0.054400 orbital distance 0.050400
  • Name of the 2 Planet KOI-984 c radius 1.049957 mass 0.660100 orbital distance 0.146700
    (Illustration of the KOI-984's Planetary System)



    The Star KOI-984 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.497 AU ( 74326442.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.687 AU ( 102738567.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.046 AU ( 156550840.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.540 AU ( 230371419.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KOI-984)



    Kopparapu's Recent Venus for Star KOI-984 distance : 0.529 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star KOI-984 distance : 0.670 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star KOI-984 distance : 0.648 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star KOI-984 distance : 0.710 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star KOI-984 distance : 1.202 AU
    Kopparapu's Outer Boundary for Early Mars for Star KOI-984 distance : 1.267 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KOI-984)



  • Original Kopparapu Recent Venus for Star KOI-984 distance : 0.526 AU
  • Original Kopparapu Runaway Greenhouse for Star KOI-984 distance : 0.690 AU
  • Original Kopparapu Moist Greenhouse for Star KOI-984 distance : 0.696 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KOI-984 distance : 1.222 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KOI-984 distance : 1.271 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KOI-984)



    (Position in Stellar Map of star KOI-984 )



    (Zoomed position in Stellar Map of star KOI-984 (zoom level 3))

    (Synthetic Spectrum of star HD 213472*)
    *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