Qatar-7

Display orbital revolution around the star Qatar-7
Imaginary Picture of Star Qatar-7
Star Name : Qatar-7
Alternate Name :
Star Distance (LY/pc): 2364.6310 (LY) 725.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.5640 (Rsun, estimated)
Stellar Mass (Msun): 1.4090 (Msun/observed) 1.4090 (Msun/estimated)
Spectral type : F4V
Metalicity : 0.2760
Absolute Magnitude : 3.70
Apparent Magnitude : 13.00
Right Ascension(RA) : 358.51667
Declination(DEC) : 37.02194
  • This is the Qatar-7 . The star Qatar-7 islocated about 2364.6 light-years (725.0 pc) away from our Solar System.
  • The star Qatar-7 has apparent magnitude of 13.0, with absolute magnitude of 3.7.
  • It is 1.4 times more massive and 1.6 times bigger compared with our Sun. The surface temperature is 6387 with its spectral types of F4V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet Qatar-7 b radius 1.700000 mass 1.880000 orbital distance 0.035200
    (Illustration of the Qatar-7's Planetary System)



    The Star Qatar-7 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.382 AU ( 206770555.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.911 AU ( 285810942.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.911 AU ( 435512626.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 4.284 AU ( 640875908.9 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star Qatar-7)



    Kopparapu's Recent Venus for Star Qatar-7 distance : 1.381 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star Qatar-7 distance : 1.749 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star Qatar-7 distance : 1.689 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star Qatar-7 distance : 1.850 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star Qatar-7 distance : 3.047 AU
    Kopparapu's Outer Boundary for Early Mars for Star Qatar-7 distance : 3.214 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star Qatar-7)



  • Original Kopparapu Recent Venus for Star Qatar-7 distance : 1.401 AU
  • Original Kopparapu Runaway Greenhouse for Star Qatar-7 distance : 1.793 AU
  • Original Kopparapu Moist Greenhouse for Star Qatar-7 distance : 1.853 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star Qatar-7 distance : 3.102 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star Qatar-7 distance : 3.226 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star Qatar-7)



    (Position in Stellar Map of star Qatar-7 )



    (Zoomed position in Stellar Map of star Qatar-7 (zoom level 3))

    (Synthetic Spectrum of star Kepler-1540*)
    *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