TOI-663

Display orbital revolution around the star TOI-663
Imaginary Picture of Star TOI-663
Star Name : TOI-663
Alternate Name :
Star Distance (LY/pc): 209.4900 (LY) 64.2300 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.5120 (Rsun, estimated)
Stellar Mass (Msun): 0.5140 (Msun/observed) 0.5140 (Msun/estimated)
Spectral type : M1V
Metalicity : 0.0700
Absolute Magnitude : 9.66
Apparent Magnitude : 13.70
Right Ascension(RA) : 160.06583
Declination(DEC) : -8.51108
  • This is the TOI-663 . The star TOI-663 islocated about 209.5 light-years (64.2 pc) away from our Solar System.
  • The star TOI-663 has apparent magnitude of 13.7, with absolute magnitude of 9.7.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3681 with its spectral types of M1V
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet TOI-663 b radius 0.202500 mass 0.014000 orbital distance 0.029500
  • Name of the 2 Planet TOI-663 c radius 0.201600 mass 0.011480 orbital distance 0.043700
  • Name of the 3 Planet TOI-663 d radius 0.171300 mass 0.016400 orbital distance 0.057600
    (Illustration of the TOI-663's Planetary System)



    The Star TOI-663 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.150 AU ( 22483282.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.208 AU ( 31077771.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.317 AU ( 47355646.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.466 AU ( 69685907.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-663)



    Kopparapu's Recent Venus for Star TOI-663 distance : 0.169 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-663 distance : 0.214 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-663 distance : 0.207 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-663 distance : 0.226 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-663 distance : 0.413 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-663 distance : 0.436 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-663)



  • Original Kopparapu Recent Venus for Star TOI-663 distance : 0.168 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-663 distance : 0.222 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-663 distance : 0.222 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-663 distance : 0.420 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-663 distance : 0.437 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-663)



    (Position in Stellar Map of star TOI-663 )



    (Zoomed position in Stellar Map of star TOI-663 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1713*)
    *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