TYC 6991-475-1

Display orbital revolution around the star TYC 6991-475-1
Imaginary Picture of Star TYC 6991-475-1
Star Name : TYC 6991-475-1
Alternate Name : TOI-178
Star Distance (LY/pc): 205.4783 (LY) 63.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7000 (Rsun, estimated)
Stellar Mass (Msun): 0.0000 (Msun/observed) 0.6446 (Msun/estimated)
Spectral type : K6
Metalicity : 0.0000
Absolute Magnitude : 8.00
Apparent Magnitude : 12.00
Right Ascension(RA) : 7.30000
Declination(DEC) : -30.45361
  • This is the TYC 6991-475-1 . The star TYC 6991-475-1 islocated about 205.5 light-years (63.0 pc) away from our Solar System.
  • The star TYC 6991-475-1 has apparent magnitude of 12.0, with absolute magnitude of 8.0.
  • Number of Extrasolar Planets : 6
  • Name of the 1 Planet TOI-178 b radius 0.102780 mass 0.004720 orbital distance 0.026070
  • Name of the 2 Planet TOI-178 c radius 0.148900 mass 0.015010 orbital distance 0.037000
  • Name of the 3 Planet TOI-178 d radius 0.229460 mass 0.009470 orbital distance 0.059200
  • Name of the 4 Planet TOI-178 e radius 0.196900 mass 0.012140 orbital distance 0.078300
  • Name of the 5 Planet TOI-178 f radius 0.204030 mass 0.024290 orbital distance 0.103900
  • Name of the 6 Planet TOI-178 g radius 0.256000 mass 0.012400 orbital distance 0.127500
    (Illustration of the TYC 6991-475-1's Planetary System)



    The Star TYC 6991-475-1 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.256 AU ( 38339911.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.354 AU ( 52995777.1 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.540 AU ( 80753836.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.794 AU ( 118832807.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TYC 6991-475-1)



    Kopparapu's Recent Venus for Star TYC 6991-475-1 distance : 0.286 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TYC 6991-475-1 distance : 0.362 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TYC 6991-475-1 distance : 0.350 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TYC 6991-475-1 distance : 0.383 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TYC 6991-475-1 distance : 0.684 AU
    Kopparapu's Outer Boundary for Early Mars for Star TYC 6991-475-1 distance : 0.722 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TYC 6991-475-1)



  • Original Kopparapu Recent Venus for Star TYC 6991-475-1 distance : 0.283 AU
  • Original Kopparapu Runaway Greenhouse for Star TYC 6991-475-1 distance : 0.375 AU
  • Original Kopparapu Moist Greenhouse for Star TYC 6991-475-1 distance : 0.374 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TYC 6991-475-1 distance : 0.695 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TYC 6991-475-1 distance : 0.723 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TYC 6991-475-1)



    (Position in Stellar Map of star TYC 6991-475-1 )



    (Zoomed position in Stellar Map of star TYC 6991-475-1 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1263*)
    *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