HD 190984

Display orbital revolution around the star HD 190984
Imaginary Picture of Star HD 190984
Star Name : HD 190984
Alternate Name :
Star Distance (LY/pc): 597.3553 (LY) 183.1502 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5300 (Rsun, estimated)
Stellar Mass (Msun): 0.9100 (Msun/observed) 0.9100 (Msun/estimated)
Spectral type : F8V
Metalicity : -0.4800
Absolute Magnitude : 2.45
Apparent Magnitude : 8.76
Right Ascension(RA) : 302.87798
Declination(DEC) : -64.62056
  • This is the HD 190984 . The star HD 190984 islocated about 597.4 light-years (183.2 pc) away from our Solar System.
  • The star HD 190984 has apparent magnitude of 8.8, with absolute magnitude of 2.4.
  • It is 0.9 times more massive and 1.5 times bigger compared with our Sun. The surface temperature is 5988 with its spectral types of F8V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 190984 b radius 0.907830 mass 3.100000 orbital distance 5.500000
    (Illustration of the HD 190984's Planetary System)



    The Star HD 190984 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.188 AU ( 177792373.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.643 AU ( 245755522.2 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.503 AU ( 374477030.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.684 AU ( 551059354.9 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 190984)



    Kopparapu's Recent Venus for Star HD 190984 distance : 1.216 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 190984 distance : 1.540 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 190984 distance : 1.487 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 190984 distance : 1.630 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 190984 distance : 2.706 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 190984 distance : 2.854 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 190984)



  • Original Kopparapu Recent Venus for Star HD 190984 distance : 1.223 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 190984 distance : 1.582 AU
  • Original Kopparapu Moist Greenhouse for Star HD 190984 distance : 1.618 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 190984 distance : 2.754 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 190984 distance : 2.864 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 190984)



    (Position in Stellar Map of star HD 190984 )



    (Zoomed position in Stellar Map of star HD 190984 (zoom level 3))

    (Synthetic Spectrum of star HD 98649*)
    *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