Kepler-381
Imaginary Picture of Star Kepler-381
Star Name : Kepler-381
Alternate Name :
Star Distance (LY/pc): 867.4362 (LY) 265.9574 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5700 (Rsun, estimated)
Stellar Mass (Msun): 1.3400 (Msun/observed) 1.3400 (Msun/estimated)
Spectral type : G0
Metalicity : 0.0000
Absolute Magnitude : 2.60
Apparent Magnitude : 9.72
Right Ascension(RA) : 285.18280
Declination(DEC) : 43.83109
  • This is the Kepler-381 . The star Kepler-381 islocated about 867.4 light-years (266.0 pc) away from our Solar System.
  • The star Kepler-381 has apparent magnitude of 9.7, with absolute magnitude of 2.6.
  • It is 1.3 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 6152 with its spectral types of G0
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet Kepler-381 b radius 0.088000 mass 0.002931 orbital distance 0.066000
  • Name of the 2 Planet Kepler-381 c radius 0.100000 mass 0.004637 orbital distance 0.117000
    (Illustration of the Kepler-381's Planetary System)



    The Star Kepler-381 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.287 AU ( 192570792.8 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.779 AU ( 266183160.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.711 AU ( 405604230.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.990 AU ( 596864393.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-381)



    Kopparapu's Recent Venus for Star Kepler-381 distance : 1.304 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-381 distance : 1.652 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-381 distance : 1.595 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-381 distance : 1.748 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-381 distance : 2.891 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-381 distance : 3.049 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-381)



  • Original Kopparapu Recent Venus for Star Kepler-381 distance : 1.316 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-381 distance : 1.695 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-381 distance : 1.742 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-381 distance : 2.943 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-381 distance : 3.060 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-381)



    (Position in Stellar Map of star Kepler-381 )



    (Zoomed position in Stellar Map of star Kepler-381 (zoom level 3))