TOI-1789

Display orbital revolution around the star TOI-1789
Imaginary Picture of Star TOI-1789
Star Name : TOI-1789
Alternate Name :
Star Distance (LY/pc): 729.1217 (LY) 223.5500 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 2.1720 (Rsun, estimated)
Stellar Mass (Msun): 1.4990 (Msun/observed) 1.4990 (Msun/estimated)
Spectral type : G1
Metalicity : 0.3700
Absolute Magnitude : 2.95
Apparent Magnitude : 9.70
Right Ascension(RA) : 142.74167
Declination(DEC) : 26.54000
  • This is the TOI-1789 . The star TOI-1789 islocated about 729.1 light-years (223.6 pc) away from our Solar System.
  • The star TOI-1789 has apparent magnitude of 9.7, with absolute magnitude of 3.0.
  • It is 1.5 times more massive and 2.2 times bigger compared with our Sun. The surface temperature is 5984 with its spectral types of G1
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet TOI-1789 b radius 1.400000 mass 0.700000 orbital distance 0.048730
    (Illustration of the TOI-1789's Planetary System)



    The Star TOI-1789 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.685 AU ( 252058358.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.329 AU ( 348410521.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.549 AU ( 530900532.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.222 AU ( 781243390.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1789)



    Kopparapu's Recent Venus for Star TOI-1789 distance : 1.725 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-1789 distance : 2.184 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1789 distance : 2.109 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-1789 distance : 2.312 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-1789 distance : 3.837 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-1789 distance : 4.047 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1789)



  • Original Kopparapu Recent Venus for Star TOI-1789 distance : 1.734 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-1789 distance : 2.243 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-1789 distance : 2.295 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1789 distance : 3.905 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-1789 distance : 4.061 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1789)



    (Position in Stellar Map of star TOI-1789 )



    (Zoomed position in Stellar Map of star TOI-1789 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1869*)
    *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