TOI-677

Display orbital revolution around the star TOI-677
Imaginary Picture of Star TOI-677
Star Name : TOI-677
Alternate Name : HD 297549
Star Distance (LY/pc): 466.4031 (LY) 143.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.2800 (Rsun, estimated)
Stellar Mass (Msun): 1.1800 (Msun/observed) 1.1800 (Msun/estimated)
Spectral type : F8
Metalicity : 0.0000
Absolute Magnitude : 3.92
Apparent Magnitude : 9.70
Right Ascension(RA) : 144.11953
Declination(DEC) : -50.46328
  • This is the TOI-677 . The star TOI-677 islocated about 466.4 light-years (143.0 pc) away from our Solar System.
  • The star TOI-677 has apparent magnitude of 9.7, with absolute magnitude of 3.9.
  • It is 1.2 times more massive and 1.3 times bigger compared with our Sun. The surface temperature is 6295 with its spectral types of F8
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet TOI-677 b radius 1.170000 mass 1.234000 orbital distance 0.103800
    (Illustration of the TOI-677's Planetary System)



    The Star TOI-677 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.099 AU ( 164384002.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.519 AU ( 227221650.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.314 AU ( 346235511.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.406 AU ( 509500722.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-677)



    Kopparapu's Recent Venus for Star TOI-677 distance : 1.104 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-677 distance : 1.398 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-677 distance : 1.350 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-677 distance : 1.479 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-677 distance : 2.440 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-677 distance : 2.573 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-677)



  • Original Kopparapu Recent Venus for Star TOI-677 distance : 1.117 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-677 distance : 1.434 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-677 distance : 1.479 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-677 distance : 2.484 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-677 distance : 2.583 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-677)



    (Position in Stellar Map of star TOI-677 )



    (Zoomed position in Stellar Map of star TOI-677 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1717*)
    *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