TOI-561

Display orbital revolution around the star TOI-561
Imaginary Picture of Star TOI-561
Star Name : TOI-561
Alternate Name :
Star Distance (LY/pc): 280.5268 (LY) 86.0100 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8320 (Rsun, estimated)
Stellar Mass (Msun): 0.8050 (Msun/observed) 0.8050 (Msun/estimated)
Spectral type : K0
Metalicity : -0.4000
Absolute Magnitude : 4.83
Apparent Magnitude : 9.50
Right Ascension(RA) : 148.18333
Declination(DEC) : 6.21611
  • This is the TOI-561 . The star TOI-561 islocated about 280.5 light-years (86.0 pc) away from our Solar System.
  • The star TOI-561 has apparent magnitude of 9.5, with absolute magnitude of 4.8.
  • It is 0.8 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 5326 with its spectral types of K0
  • Number of Extrasolar Planets : 4
  • Name of the 1 Planet TOI-561 b radius 0.126700 mass 0.005000 orbital distance 0.010700
  • Name of the 2 Planet TOI-561 c radius 0.256900 mass 0.017000 orbital distance 0.088800
  • Name of the 3 Planet TOI-561 d radius 0.225700 mass 0.037600 orbital distance 0.000000
  • Name of the 4 Planet TOI-561 e radius 0.238200 mass 0.050000 orbital distance 0.000000
    (Illustration of the TOI-561's Planetary System)



    The Star TOI-561 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.511 AU ( 76486319.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.707 AU ( 105724081.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.077 AU ( 161100103.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.585 AU ( 237065860.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-561)



    Kopparapu's Recent Venus for Star TOI-561 distance : 0.544 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-561 distance : 0.689 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-561 distance : 0.665 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-561 distance : 0.730 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-561 distance : 1.233 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-561 distance : 1.301 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-561)



  • Original Kopparapu Recent Venus for Star TOI-561 distance : 0.540 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-561 distance : 0.709 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-561 distance : 0.715 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-561 distance : 1.254 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-561 distance : 1.304 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-561)



    (Position in Stellar Map of star TOI-561 )



    (Zoomed position in Stellar Map of star TOI-561 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1284*)
    *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