Kepler-661

Display orbital revolution around the star Kepler-661
Imaginary Picture of Star Kepler-661
Star Name : Kepler-661
Alternate Name : "2MASS J18545061+4751477, KIC 10583066, KOI-747, WISE J185450.58+475147.4"
Star Distance (LY/pc): 1819.9505 (LY) 558.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.6700 (Rsun, estimated)
Stellar Mass (Msun): 0.7000 (Msun/observed) 0.7000 (Msun/estimated)
Spectral type : K5
Metalicity : -0.0500
Absolute Magnitude : 5.27
Apparent Magnitude : 14.00
Right Ascension(RA) : 283.71088
Declination(DEC) : 47.86327
  • This is the Kepler-661 . The star Kepler-661 islocated about 1820.0 light-years (558.0 pc) away from our Solar System.
  • The star Kepler-661 has apparent magnitude of 14.0, with absolute magnitude of 5.3.
  • It is 0.7 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4483 with its spectral types of K5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-661 b radius 0.274000 mass 0.023560 orbital distance 0.000000
    (Illustration of the Kepler-661's Planetary System)



    The Star Kepler-661 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.292 AU ( 43638558.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.403 AU ( 60319891.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.614 AU ( 91914165.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.904 AU ( 135255721.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-661)



    Kopparapu's Recent Venus for Star Kepler-661 distance : 0.322 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-661 distance : 0.408 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-661 distance : 0.394 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-661 distance : 0.432 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-661 distance : 0.757 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-661 distance : 0.798 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-661)



  • Original Kopparapu Recent Venus for Star Kepler-661 distance : 0.318 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-661 distance : 0.421 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-661 distance : 0.421 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-661 distance : 0.769 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-661 distance : 0.800 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-661)



    (Position in Stellar Map of star Kepler-661 )



    (Zoomed position in Stellar Map of star Kepler-661 (zoom level 3))

    (Synthetic Spectrum of star Kepler-116*)
    *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