Kepler-1121

Display orbital revolution around the star Kepler-1121
Imaginary Picture of Star Kepler-1121
Star Name : Kepler-1121
Alternate Name : "2MASS J19510878+4753100, KIC 10617017, KOI-2149, WISE J195108.77+475310.1"
Star Distance (LY/pc): 1725.3652 (LY) 529.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5900 (Rsun, estimated)
Stellar Mass (Msun): 1.2900 (Msun/observed) 1.2900 (Msun/estimated)
Spectral type : F8
Metalicity : 0.1200
Absolute Magnitude : 2.46
Apparent Magnitude : 11.08
Right Ascension(RA) : 297.78661
Declination(DEC) : 47.88613
  • This is the Kepler-1121 . The star Kepler-1121 islocated about 1725.4 light-years (529.0 pc) away from our Solar System.
  • The star Kepler-1121 has apparent magnitude of 11.1, with absolute magnitude of 2.5.
  • It is 1.3 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 6231 with its spectral types of F8
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-1121 b radius 0.170000 mass 0.015114 orbital distance 0.000000
    (Illustration of the Kepler-1121's Planetary System)



    The Star Kepler-1121 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.337 AU ( 200064825.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.849 AU ( 276541871.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.817 AU ( 421388614.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.145 AU ( 620091805.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-1121)



    Kopparapu's Recent Venus for Star Kepler-1121 distance : 1.348 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-1121 distance : 1.708 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-1121 distance : 1.649 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-1121 distance : 1.807 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-1121 distance : 2.985 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-1121 distance : 3.148 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-1121)



  • Original Kopparapu Recent Venus for Star Kepler-1121 distance : 1.363 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-1121 distance : 1.752 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-1121 distance : 1.804 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-1121 distance : 3.038 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-1121 distance : 3.159 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-1121)



    (Position in Stellar Map of star Kepler-1121 )



    (Zoomed position in Stellar Map of star Kepler-1121 (zoom level 3))

    (Synthetic Spectrum of star Kepler-290*)
    *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