Kepler-253

Display orbital revolution around the star Kepler-253
Imaginary Picture of Star Kepler-253
Star Name : Kepler-253
Alternate Name : "2MASS J19272207+4451291, KIC 8689373, KOI-921, WISE J192722.06+445129.2"
Star Distance (LY/pc): 2801.4517 (LY) 858.9300 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7900 (Rsun, estimated)
Stellar Mass (Msun): 0.0000 (Msun/observed) 0.8964 (Msun/estimated)
Spectral type : K0
Metalicity : 0.0520
Absolute Magnitude : 4.39
Apparent Magnitude : 14.05
Right Ascension(RA) : 291.84199
Declination(DEC) : 44.85809
  • This is the Kepler-253 . The star Kepler-253 islocated about 2801.5 light-years (858.9 pc) away from our Solar System.
  • The star Kepler-253 has apparent magnitude of 14.1, with absolute magnitude of 4.4.
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet Kepler-253 b radius 0.145000 mass 0.013036 orbital distance 0.046000
  • Name of the 2 Planet Kepler-253 c radius 0.236000 mass 0.020506 orbital distance 0.089000
  • Name of the 3 Planet Kepler-253 d radius 0.283000 mass 0.024279 orbital distance 0.130000
    (Illustration of the Kepler-253's Planetary System)



    The Star Kepler-253 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.464 AU ( 69442789.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.642 AU ( 95988082.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.978 AU ( 146264594.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.439 AU ( 215234758.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Kepler-253)



    Kopparapu's Recent Venus for Star Kepler-253 distance : 0.497 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Kepler-253 distance : 0.629 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Kepler-253 distance : 0.608 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Kepler-253 distance : 0.667 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Kepler-253 distance : 1.131 AU
    Kopparapu's Outer Boundary for Early Mars for Star Kepler-253 distance : 1.193 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Kepler-253)



  • Original Kopparapu Recent Venus for Star Kepler-253 distance : 0.493 AU
  • Original Kopparapu Runaway Greenhouse for Star Kepler-253 distance : 0.648 AU
  • Original Kopparapu Moist Greenhouse for Star Kepler-253 distance : 0.652 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Kepler-253 distance : 1.151 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Kepler-253 distance : 1.197 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Kepler-253)



    (Position in Stellar Map of star Kepler-253 )



    (Zoomed position in Stellar Map of star Kepler-253 (zoom level 3))

    (Synthetic Spectrum of star KMT-2021-BLG-1077L*)
    *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