KELT-19 A

Display orbital revolution around the star KELT-19 A
Imaginary Picture of Star KELT-19 A
Star Name : KELT-19 A
Alternate Name :
Star Distance (LY/pc): 831.6978 (LY) 255.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.8300 (Rsun, estimated)
Stellar Mass (Msun): 1.6200 (Msun/observed) 1.6200 (Msun/estimated)
Spectral type : A8V
Metalicity : -0.1200
Absolute Magnitude : 14.97
Apparent Magnitude : 22.00
Right Ascension(RA) : 111.51250
Declination(DEC) : 7.61583
  • This is the KELT-19 A . The star KELT-19 A islocated about 831.7 light-years (255.0 pc) away from our Solar System.
  • The star KELT-19 A has apparent magnitude of 22.0, with absolute magnitude of 15.0.
  • It is 1.6 times more massive and 1.8 times bigger compared with our Sun. The surface temperature is 7500 with its spectral types of A8V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet KELT-19 A b radius 1.910000 mass 4.070000 orbital distance 0.000000
    (Illustration of the KELT-19 A's Planetary System)



    The Star KELT-19 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.230 AU ( 333604368.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.082 AU ( 461128418.5 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 4.697 AU ( 702657662.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 6.912 AU ( 1033991531.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star KELT-19 A)



    Kopparapu's Recent Venus for Star KELT-19 A distance : 2.114 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star KELT-19 A distance : 2.677 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star KELT-19 A distance : 2.585 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star KELT-19 A distance : 2.823 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star KELT-19 A distance : 4.617 AU
    Kopparapu's Outer Boundary for Early Mars for Star KELT-19 A distance : 4.869 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star KELT-19 A)



  • Original Kopparapu Recent Venus for Star KELT-19 A distance : 2.190 AU
  • Original Kopparapu Runaway Greenhouse for Star KELT-19 A distance : 2.736 AU
  • Original Kopparapu Moist Greenhouse for Star KELT-19 A distance : 2.898 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star KELT-19 A distance : 4.701 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star KELT-19 A distance : 4.889 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star KELT-19 A)



    (Position in Stellar Map of star KELT-19 A )



    (Zoomed position in Stellar Map of star KELT-19 A (zoom level 3))

    (Synthetic Spectrum of star HD 157172*)
    *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