Kepler-887

Display orbital revolution around the star Kepler-887
Imaginary Picture of Star Kepler-887
Star Name : Kepler-887
Alternate Name : "2MASS J19202179+3949011, KIC 4741126, KOI-1534, WISE J192021.78+394900.9"
Star Distance (LY/pc): 2710.3564 (LY) 831.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.2900 (Rsun, estimated)
Stellar Mass (Msun): 1.1900 (Msun/observed) 1.1900 (Msun/estimated)
Spectral type : F8
Metalicity : 0.0800
Absolute Magnitude : 2.94
Apparent Magnitude : 12.54
Right Ascension(RA) : 290.09081
Declination(DEC) : 39.81699
  • This is the Kepler-887 . The star Kepler-887 islocated about 2710.4 light-years (831.0 pc) away from our Solar System.
  • The star Kepler-887 has apparent magnitude of 12.5, with absolute magnitude of 2.9.
  • It is 1.2 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6194 with its spectral types of F8
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-887 b radius 0.164000 mass 0.014617 orbital distance 0.000000
  • Name of the 2 Planet Kepler-887 c radius 0.101000 mass 0.004807 orbital distance 0.000000
    (Illustration of the Kepler-887's Planetary System)



    The Star Kepler-887 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.072 AU ( 160394778.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.482 AU ( 221707499.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.258 AU ( 337833165.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.323 AU ( 497136302.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-887)



    Kopparapu's Recent Venus for Star Kepler-887 distance : 1.084 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-887 distance : 1.372 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-887 distance : 1.325 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-887 distance : 1.452 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-887 distance : 2.400 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-887 distance : 2.531 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-887)



  • Original Kopparapu Recent Venus for Star Kepler-887 distance : 1.095 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-887 distance : 1.408 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-887 distance : 1.448 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-887 distance : 2.443 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-887 distance : 2.540 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-887)



    (Position in Stellar Map of star Kepler-887 )



    (Zoomed position in Stellar Map of star Kepler-887 (zoom level 3))

    (Synthetic Spectrum of star Kepler-201*)
    *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