Kepler-891

Display orbital revolution around the star Kepler-891
Imaginary Picture of Star Kepler-891
Star Name : Kepler-891
Alternate Name : "2MASS J19242011+4021189, KIC 5184584, KOI-1564, WISE J192420.12+402118.8"
Star Distance (LY/pc): 4474.8603 (LY) 1372.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0700 (Rsun, estimated)
Stellar Mass (Msun): 1.0600 (Msun/observed) 1.0600 (Msun/estimated)
Spectral type : G1
Metalicity : 0.0900
Absolute Magnitude : 3.49
Apparent Magnitude : 14.18
Right Ascension(RA) : 291.08380
Declination(DEC) : 40.35525
  • This is the Kepler-891 . The star Kepler-891 islocated about 4474.9 light-years (1372.0 pc) away from our Solar System.
  • The star Kepler-891 has apparent magnitude of 14.2, with absolute magnitude of 3.5.
  • It is 1.1 times more massive and 1.1 times bigger compared with our Sun. The surface temperature is 5887 with its spectral types of G1
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-891 b radius 0.572000 mass 0.180800 orbital distance 0.000000
    (Illustration of the Kepler-891's Planetary System)



    The Star Kepler-891 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.803 AU ( 120179380.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.110 AU ( 166119310.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.692 AU ( 253129067.5 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.490 AU ( 372490511.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-891)



    Kopparapu's Recent Venus for Star Kepler-891 distance : 0.827 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-891 distance : 1.048 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-891 distance : 1.012 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-891 distance : 1.109 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-891 distance : 1.845 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-891 distance : 1.946 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-891)



  • Original Kopparapu Recent Venus for Star Kepler-891 distance : 0.830 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-891 distance : 1.076 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-891 distance : 1.098 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-891 distance : 1.877 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-891 distance : 1.952 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-891)



    (Position in Stellar Map of star Kepler-891 )



    (Zoomed position in Stellar Map of star Kepler-891 (zoom level 3))

    (Synthetic Spectrum of star Kepler-203*)
    *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