TOI-1899
Imaginary Picture of Star TOI-1899
Star Name : TOI-1899
Alternate Name :
Star Distance (LY/pc): 418.7843 (LY) 128.4000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.6070 (Rsun, estimated)
Stellar Mass (Msun): 0.6270 (Msun/observed) 0.6270 (Msun/estimated)
Spectral type : M0
Metalicity : 0.3100
Absolute Magnitude : 9.46
Apparent Magnitude : 15.00
Right Ascension(RA) : 299.42500
Declination(DEC) : 40.14333
  • This is the TOI-1899 . The star TOI-1899 islocated about 418.8 light-years (128.4 pc) away from our Solar System.
  • The star TOI-1899 has apparent magnitude of 15.0, with absolute magnitude of 9.5.
  • It is 0.6 times more massive and 0.6 times bigger compared with our Sun. The surface temperature is 3841 with its spectral types of M0
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet TOI-1899 b radius 137.000000 mass 0.660000 orbital distance 0.158700
  • Name of the 2 Planet TOI-1899 b radius 1.370000 mass 0.660000 orbital distance 0.158700
    (Illustration of the TOI-1899's Planetary System)



    The Star TOI-1899 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.194 AU ( 29022540.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.268 AU ( 40116734.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.409 AU ( 61129025.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.601 AU ( 89954039.5 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star TOI-1899)



    Kopparapu's Recent Venus for Star TOI-1899 distance : 0.218 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star TOI-1899 distance : 0.276 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star TOI-1899 distance : 0.267 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star TOI-1899 distance : 0.292 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star TOI-1899 distance : 0.528 AU
    Kopparapu's Outer Boundary for Early Mars for Star TOI-1899 distance : 0.557 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star TOI-1899)



  • Original Kopparapu Recent Venus for Star TOI-1899 distance : 0.216 AU
  • Original Kopparapu Runaway Greenhouse for Star TOI-1899 distance : 0.285 AU
  • Original Kopparapu Moist Greenhouse for Star TOI-1899 distance : 0.285 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star TOI-1899 distance : 0.536 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star TOI-1899 distance : 0.558 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star TOI-1899)



    (Position in Stellar Map of star TOI-1899 )



    (Zoomed position in Stellar Map of star TOI-1899 (zoom level 3))