K2-46

Display orbital revolution around the star K2-46
Imaginary Picture of Star K2-46
Star Name : K2-46
Alternate Name : "2MASS J11370392-0054262, EPIC 201403446, WISE J113703.90-005426.0"
Star Distance (LY/pc): 1478.2940 (LY) 453.2475 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.2900 (Rsun, estimated)
Stellar Mass (Msun): 0.9600 (Msun/observed) 0.9600 (Msun/estimated)
Spectral type : F8
Metalicity : 0.0000
Absolute Magnitude : 2.76
Apparent Magnitude : 11.05
Right Ascension(RA) : 174.26634
Declination(DEC) : -0.90726
  • This is the K2-46 . The star K2-46 islocated about 1478.3 light-years (453.2 pc) away from our Solar System.
  • The star K2-46 has apparent magnitude of 11.0, with absolute magnitude of 2.8.
  • It is 1.0 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6256 with its spectral types of F8
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-46 b radius 0.183000 mass 0.016186 orbital distance 0.138210
    (Illustration of the K2-46's Planetary System)



    The Star K2-46 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.094 AU ( 163621851.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.512 AU ( 226168158.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.304 AU ( 344630222.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.390 AU ( 507138469.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-46)



    Kopparapu's Recent Venus for Star K2-46 distance : 1.101 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-46 distance : 1.395 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-46 distance : 1.347 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-46 distance : 1.476 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-46 distance : 2.436 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-46 distance : 2.569 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-46)



  • Original Kopparapu Recent Venus for Star K2-46 distance : 1.114 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-46 distance : 1.431 AU
  • Original Kopparapu Moist Greenhouse for Star K2-46 distance : 1.474 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-46 distance : 2.480 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-46 distance : 2.579 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-46)



    (Position in Stellar Map of star K2-46 )



    (Zoomed position in Stellar Map of star K2-46 (zoom level 3))

    (Synthetic Spectrum of star Kepler-863*)
    *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