Kepler-291

Display orbital revolution around the star Kepler-291
Imaginary Picture of Star Kepler-291
Star Name : Kepler-291
Alternate Name : "2MASS J19113992+4226142, KIC 6936909, KOI-1363, WISE J191139.91+422614.2"
Star Distance (LY/pc): 6145.9858 (LY) 1884.3700 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.0200 (Rsun, estimated)
Stellar Mass (Msun): 1.0300 (Msun/observed) 1.0300 (Msun/estimated)
Spectral type : G0
Metalicity : 0.0700
Absolute Magnitude : 3.31
Apparent Magnitude : 14.69
Right Ascension(RA) : 287.91636
Declination(DEC) : 42.43730
  • This is the Kepler-291 . The star Kepler-291 islocated about 6146.0 light-years (1884.4 pc) away from our Solar System.
  • The star Kepler-291 has apparent magnitude of 14.7, with absolute magnitude of 3.3.
  • It is 1.0 times more massive and 1.0 times bigger compared with our Sun. The surface temperature is 6002 with its spectral types of G0
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-291 b radius 0.193000 mass 0.017007 orbital distance 0.047000
  • Name of the 2 Planet Kepler-291 c radius 0.168000 mass 0.014949 orbital distance 0.065000
    (Illustration of the Kepler-291's Planetary System)



    The Star Kepler-291 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.796 AU ( 119083136.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.100 AU ( 164604015.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.677 AU ( 250820092.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.467 AU ( 369092754.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-291)



    Kopparapu's Recent Venus for Star Kepler-291 distance : 0.814 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-291 distance : 1.031 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-291 distance : 0.995 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-291 distance : 1.091 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-291 distance : 1.810 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-291 distance : 1.909 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-291)



  • Original Kopparapu Recent Venus for Star Kepler-291 distance : 0.819 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-291 distance : 1.058 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-291 distance : 1.083 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-291 distance : 1.842 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-291 distance : 1.916 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-291)



    (Position in Stellar Map of star Kepler-291 )



    (Zoomed position in Stellar Map of star Kepler-291 (zoom level 3))

    (Synthetic Spectrum of star KOI-984*)
    *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