TOI-203

Display orbital revolution around the star TOI-203
Imaginary Picture of Star TOI-203
Star Name : TOI-203
Alternate Name :
Star Distance (LY/pc): 80.8541 (LY) 24.7900 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.2315 (Rsun, estimated)
Stellar Mass (Msun): 0.0000 (Msun/observed) 0.0000 (Msun/estimated)
Spectral type : M6
Metalicity : 0.0000
Absolute Magnitude : 13.03
Apparent Magnitude : 15.00
Right Ascension(RA) : 43.01667
Declination(DEC) : -67.68750
  • This is the TOI-203 . The star TOI-203 islocated about 80.9 light-years (24.8 pc) away from our Solar System.
  • The star TOI-203 has apparent magnitude of 15.0, with absolute magnitude of 13.0.
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet TOI-203 b radius 0.000000 mass 0.000000 orbital distance 0.000000
    (Illustration of the TOI-203's Planetary System)



    The Star TOI-203 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.052 AU ( 7726775.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.071 AU ( 10680422.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.109 AU ( 16274600.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.160 AU ( 23948787.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-203)



    Kopparapu's Recent Venus for Star TOI-203 distance : 0.059 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-203 distance : 0.074 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-203 distance : 0.072 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-203 distance : 0.078 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-203 distance : 0.146 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-203 distance : 0.154 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-203)



  • Original Kopparapu Recent Venus for Star TOI-203 distance : 0.058 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-203 distance : 0.077 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-203 distance : 0.077 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-203 distance : 0.149 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-203 distance : 0.154 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-203)



    (Position in Stellar Map of star TOI-203 )



    (Zoomed position in Stellar Map of star TOI-203 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1659*)
    *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