Kepler-177

Display orbital revolution around the star Kepler-177
Imaginary Picture of Star Kepler-177
Star Name : Kepler-177
Alternate Name : "2MASS J19041131+4503115, KIC 8806123, KOI-523, WISE J190411.31+450311.5"
Star Distance (LY/pc): 4883.9252 (LY) 1497.4200 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.3200 (Rsun, estimated)
Stellar Mass (Msun): 0.9200 (Msun/observed) 0.9200 (Msun/estimated)
Spectral type : G3
Metalicity : -0.1100
Absolute Magnitude : 4.12
Apparent Magnitude : 15.00
Right Ascension(RA) : 286.04712
Declination(DEC) : 45.05321
  • This is the Kepler-177 . The star Kepler-177 islocated about 4883.9 light-years (1497.4 pc) away from our Solar System.
  • The star Kepler-177 has apparent magnitude of 15.0, with absolute magnitude of 4.1.
  • It is 0.9 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 5732 with its spectral types of G3
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-177 b radius 0.312000 mass 0.018370 orbital distance 0.000000
  • Name of the 2 Planet Kepler-177 c radius 0.779000 mass 0.046250 orbital distance 0.000000
    (Illustration of the Kepler-177's Planetary System)



    The Star Kepler-177 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.940 AU ( 140554387.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.299 AU ( 194282894.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.979 AU ( 296044137.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.912 AU ( 435641916.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-177)



    Kopparapu's Recent Venus for Star Kepler-177 distance : 0.976 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-177 distance : 1.237 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-177 distance : 1.194 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-177 distance : 1.309 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-177 distance : 2.186 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-177 distance : 2.306 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-177)



  • Original Kopparapu Recent Venus for Star Kepler-177 distance : 0.977 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-177 distance : 1.271 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-177 distance : 1.293 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-177 distance : 2.225 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-177 distance : 2.314 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-177)



    (Position in Stellar Map of star Kepler-177 )



    (Zoomed position in Stellar Map of star Kepler-177 (zoom level 3))

    (Synthetic Spectrum of star ISO-Oph176*)
    *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