KOI-771

Display orbital revolution around the star KOI-771
Imaginary Picture of Star KOI-771
Star Name : KOI-771
Alternate Name :
Star Distance (LY/pc): 0.0000 (LY) 0.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.9400 (Rsun, estimated)
Stellar Mass (Msun): 0.9500 (Msun/observed) 0.9500 (Msun/estimated)
Spectral type : G7
Metalicity : 0.4800
Absolute Magnitude : 25.00
Apparent Magnitude : 15.20
Right Ascension(RA) : 296.69861
Declination(DEC) : 49.31639
  • The star KOI-771 has apparent magnitude of 15.2, with absolute magnitude of 25.0.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5520 with its spectral types of G7
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet KOI-771 b radius 1.230000 mass 0.790688 orbital distance 0.000000
    (Illustration of the KOI-771's Planetary System)



    The Star KOI-771 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.620 AU ( 92824821.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.858 AU ( 128308161.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.307 AU ( 195513242.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.923 AU ( 287706301.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KOI-771)



    Kopparapu's Recent Venus for Star KOI-771 distance : 0.653 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star KOI-771 distance : 0.827 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star KOI-771 distance : 0.799 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star KOI-771 distance : 0.876 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star KOI-771 distance : 1.471 AU
    Kopparapu's Outer Boundary for Early Mars for Star KOI-771 distance : 1.552 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KOI-771)



  • Original Kopparapu Recent Venus for Star KOI-771 distance : 0.651 AU
  • Original Kopparapu Runaway Greenhouse for Star KOI-771 distance : 0.850 AU
  • Original Kopparapu Moist Greenhouse for Star KOI-771 distance : 0.861 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KOI-771 distance : 1.497 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KOI-771 distance : 1.556 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KOI-771)



    (Position in Stellar Map of star KOI-771 )



    (Zoomed position in Stellar Map of star KOI-771 (zoom level 3))

    (Synthetic Spectrum of star HD 195689*)
    *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