Kepler-438

Display orbital revolution around the star Kepler-438
Imaginary Picture of Star Kepler-438
Star Name : Kepler-438
Alternate Name : "2MASS J18463499+4157039, KIC 6497146, KOI-3284, WISE J184634.98+415704.0"
Star Distance (LY/pc): 472.9262 (LY) 145.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.5200 (Rsun, estimated)
Stellar Mass (Msun): 0.5400 (Msun/observed) 0.5400 (Msun/estimated)
Spectral type : M1
Metalicity : 0.1600
Absolute Magnitude : 9.19
Apparent Magnitude : 15.00
Right Ascension(RA) : 281.64581
Declination(DEC) : 41.95109
  • This is the Kepler-438 . The star Kepler-438 islocated about 472.9 light-years (145.0 pc) away from our Solar System.
  • The star Kepler-438 has apparent magnitude of 15.0, with absolute magnitude of 9.2.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3748 with its spectral types of M1
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Kepler-438 b radius 0.100000 mass 0.004637 orbital distance 0.166000
    (Illustration of the Kepler-438's Planetary System)



    The Star Kepler-438 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.158 AU ( 23673399.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.219 AU ( 32722824.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.333 AU ( 49862342.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.490 AU ( 73374621.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-438)



    Kopparapu's Recent Venus for Star Kepler-438 distance : 0.178 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-438 distance : 0.225 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-438 distance : 0.218 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-438 distance : 0.238 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-438 distance : 0.433 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-438 distance : 0.457 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-438)



  • Original Kopparapu Recent Venus for Star Kepler-438 distance : 0.176 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-438 distance : 0.233 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-438 distance : 0.233 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-438 distance : 0.440 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-438 distance : 0.458 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-438)



    (Position in Stellar Map of star Kepler-438 )



    (Zoomed position in Stellar Map of star Kepler-438 (zoom level 3))

    (Synthetic Spectrum of star Kepler-58*)
    *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