TOI-904

Display orbital revolution around the star TOI-904
Imaginary Picture of Star TOI-904
Star Name : TOI-904
Alternate Name :
Star Distance (LY/pc): 150.3220 (LY) 46.0890 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.5270 (Rsun, estimated)
Stellar Mass (Msun): 0.5270 (Msun/observed) 0.5270 (Msun/estimated)
Spectral type : M1
Metalicity : 0.0200
Absolute Magnitude : 9.28
Apparent Magnitude : 12.60
Right Ascension(RA) : 89.37083
Declination(DEC) : -83.12972
  • This is the TOI-904 . The star TOI-904 islocated about 150.3 light-years (46.1 pc) away from our Solar System.
  • The star TOI-904 has apparent magnitude of 12.6, with absolute magnitude of 9.3.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3770 with its spectral types of M1
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet TOI-904 b radius 0.216800 mass 0.018950 orbital distance 0.056000
  • Name of the 2 Planet TOI-904 c radius 0.193600 mass 0.017057 orbital distance 0.312000
    (Illustration of the TOI-904's Planetary System)



    The Star TOI-904 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.162 AU ( 24274563.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.224 AU ( 33553790.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.342 AU ( 51128551.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.503 AU ( 75237902.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-904)



    Kopparapu's Recent Venus for Star TOI-904 distance : 0.183 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-904 distance : 0.231 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-904 distance : 0.223 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-904 distance : 0.244 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-904 distance : 0.444 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-904 distance : 0.468 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-904)



  • Original Kopparapu Recent Venus for Star TOI-904 distance : 0.181 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-904 distance : 0.239 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-904 distance : 0.239 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-904 distance : 0.451 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-904 distance : 0.469 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-904)



    (Position in Stellar Map of star TOI-904 )



    (Zoomed position in Stellar Map of star TOI-904 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1751*)
    *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