TOI-4306

Display orbital revolution around the star TOI-4306
Imaginary Picture of Star TOI-4306
Star Name : TOI-4306
Alternate Name : "LP 890-9, SPECULOOS-2"
Star Distance (LY/pc): 105.4462 (LY) 32.3300 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.1556 (Rsun, estimated)
Stellar Mass (Msun): 0.1180 (Msun/observed) 0.1180 (Msun/estimated)
Spectral type : M8
Metalicity : -0.0280
Absolute Magnitude : 15.45
Apparent Magnitude : 18.00
Right Ascension(RA) : 64.12917
Declination(DEC) : -28.31472
  • This is the TOI-4306 . The star TOI-4306 islocated about 105.4 light-years (32.3 pc) away from our Solar System.
  • The star TOI-4306 has apparent magnitude of 18.0, with absolute magnitude of 15.5.
  • It is 0.1 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 2850 with its spectral types of M8
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet TOI-4306 b radius 0.117800 mass 0.041500 orbital distance 0.018750
  • Name of the 2 Planet TOI-4306 c radius 0.121960 mass 0.079600 orbital distance 0.039840
    (Illustration of the TOI-4306's Planetary System)



    The Star TOI-4306 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.027 AU ( 4095976.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.038 AU ( 5661709.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.058 AU ( 8627192.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.085 AU ( 12695291.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-4306)



    Kopparapu's Recent Venus for Star TOI-4306 distance : 0.031 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-4306 distance : 0.039 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-4306 distance : 0.038 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-4306 distance : 0.041 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-4306 distance : 0.079 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-4306 distance : 0.083 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-4306)



  • Original Kopparapu Recent Venus for Star TOI-4306 distance : 0.031 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-4306 distance : 0.041 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-4306 distance : 0.041 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-4306 distance : 0.080 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-4306 distance : 0.084 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-4306)



    (Position in Stellar Map of star TOI-4306 )



    (Zoomed position in Stellar Map of star TOI-4306 (zoom level 3))

    (Synthetic Spectrum of star K2-72*)
    *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