TOI-172

Display orbital revolution around the star TOI-172
Imaginary Picture of Star TOI-172
Star Name : TOI-172
Alternate Name :
Star Distance (LY/pc): 1128.5675 (LY) 346.0208 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.7740 (Rsun, estimated)
Stellar Mass (Msun): 1.1240 (Msun/observed) 1.1240 (Msun/estimated)
Spectral type : G5
Metalicity : 0.1460
Absolute Magnitude : 3.70
Apparent Magnitude : 11.40
Right Ascension(RA) : 316.63190
Declination(DEC) : -26.69278
  • This is the TOI-172 . The star TOI-172 islocated about 1128.6 light-years (346.0 pc) away from our Solar System.
  • The star TOI-172 has apparent magnitude of 11.4, with absolute magnitude of 3.7.
  • It is 1.1 times more massive and 1.8 times bigger compared with our Sun. The surface temperature is 5644 with its spectral types of G5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet TOI-172 b radius 0.965000 mass 5.410000 orbital distance 0.091300
    (Illustration of the TOI-172's Planetary System)



    The Star TOI-172 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.224 AU ( 183141066.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.692 AU ( 253148813.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.579 AU ( 385742770.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.794 AU ( 567637385.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-172)



    Kopparapu's Recent Venus for Star TOI-172 distance : 1.279 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-172 distance : 1.620 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-172 distance : 1.564 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-172 distance : 1.715 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-172 distance : 2.871 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-172 distance : 3.028 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-172)



  • Original Kopparapu Recent Venus for Star TOI-172 distance : 1.277 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-172 distance : 1.665 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-172 distance : 1.690 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-172 distance : 2.921 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-172 distance : 3.038 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-172)



    (Position in Stellar Map of star TOI-172 )



    (Zoomed position in Stellar Map of star TOI-172 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1650*)
    *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