K2-266 A

Display orbital revolution around the star K2-266 A
Imaginary Picture of Star K2-266 A
Star Name : K2-266 A
Alternate Name : "2MASS J10314450+0056152, EPIC 248435473, EPIC 248435473 A, WISE J103144.54+005614.5, TIC 374180079"
Star Distance (LY/pc): 252.9620 (LY) 77.5586 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7337 (Rsun, estimated)
Stellar Mass (Msun): 0.6800 (Msun/observed) 0.6800 (Msun/estimated)
Spectral type : K7V
Metalicity : -0.1200
Absolute Magnitude : 5.16
Apparent Magnitude : 9.61
Right Ascension(RA) : 157.93544
Declination(DEC) : 0.93757
  • This is the K2-266 A . The star K2-266 A islocated about 253.0 light-years (77.6 pc) away from our Solar System.
  • The star K2-266 A has apparent magnitude of 9.6, with absolute magnitude of 5.2.
  • It is 0.7 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4362 with its spectral types of K7V
  • Number of Extrasolar Planets : 4
  • Name of the 1 Planet K2-266 Ab radius 0.294000 mass 0.035500 orbital distance 0.013060
  • Name of the 2 Planet K2-266 Ac radius 0.063000 mass 0.000910 orbital distance 0.067900
  • Name of the 3 Planet K2-266 Ad radius 0.261000 mass 0.028000 orbital distance 0.103500
  • Name of the 4 Planet K2-266 Ae radius 0.244000 mass 0.044990 orbital distance 0.124900
    (Illustration of the K2-266 A's Planetary System)



    The Star K2-266 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.302 AU ( 45242641.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.418 AU ( 62537154.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.637 AU ( 95292783.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.937 AU ( 140227505.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-266 A)



    Kopparapu's Recent Venus for Star K2-266 A distance : 0.336 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-266 A distance : 0.425 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-266 A distance : 0.410 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-266 A distance : 0.450 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-266 A distance : 0.792 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-266 A distance : 0.835 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-266 A)



  • Original Kopparapu Recent Venus for Star K2-266 A distance : 0.331 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-266 A distance : 0.439 AU
  • Original Kopparapu Moist Greenhouse for Star K2-266 A distance : 0.438 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-266 A distance : 0.805 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-266 A distance : 0.837 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-266 A)



    (Position in Stellar Map of star K2-266 A )



    (Zoomed position in Stellar Map of star K2-266 A (zoom level 3))

    (Synthetic Spectrum of star Kepler-1052*)
    *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