TOI-455

Display orbital revolution around the star TOI-455
Imaginary Picture of Star TOI-455
Star Name : TOI-455
Alternate Name : LTT 1445A
Star Distance (LY/pc): 22.5048 (LY) 6.9000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.2700 (Rsun, estimated)
Stellar Mass (Msun): 0.2560 (Msun/observed) 0.2560 (Msun/estimated)
Spectral type : M
Metalicity : -0.3400
Absolute Magnitude : 22.81
Apparent Magnitude : 22.00
Right Ascension(RA) : 45.46250
Declination(DEC) : -16.59333
  • This is the TOI-455 . The star TOI-455 islocated about 22.5 light-years ( 6.9 pc) away from our Solar System.
  • The star TOI-455 has apparent magnitude of 22.0, with absolute magnitude of 22.8.
  • It is 0.3 times more massive and 0.3 times bigger compared with our Sun. The surface temperature is 3340 with its spectral types of M
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet TOI-455 c radius 0.102330 mass 0.004850 orbital distance 0.026600
  • Name of the 2 Planet TOI-455 d radius 0.116591 mass 0.008560 orbital distance 0.090000
    (Illustration of the TOI-455's Planetary System)



    The Star TOI-455 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.065 AU ( 9761460.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.090 AU ( 13492889.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.137 AU ( 20560177.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.202 AU ( 30255202.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-455)



    Kopparapu's Recent Venus for Star TOI-455 distance : 0.074 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-455 distance : 0.093 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-455 distance : 0.090 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-455 distance : 0.099 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-455 distance : 0.183 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-455 distance : 0.193 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-455)



  • Original Kopparapu Recent Venus for Star TOI-455 distance : 0.073 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-455 distance : 0.097 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-455 distance : 0.097 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-455 distance : 0.186 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-455 distance : 0.194 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-455)



    (Position in Stellar Map of star TOI-455 )



    (Zoomed position in Stellar Map of star TOI-455 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1686*)
    *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