HIP 19976

Display orbital revolution around the star HIP 19976
Imaginary Picture of Star HIP 19976
Star Name : HIP 19976
Alternate Name : "GJ 9152, L 374-19"
Star Distance (LY/pc): 131.3453 (LY) 40.2707 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.7720 (Rsun, estimated)
Stellar Mass (Msun): 0.6700 (Msun/observed) 0.6700 (Msun/estimated)
Spectral type : K7V
Metalicity : 0.0000
Absolute Magnitude : 7.38
Apparent Magnitude : 10.40
Right Ascension(RA) : 64.25840
Declination(DEC) : -40.79888
  • This is the HIP 19976 . The star HIP 19976 islocated about 131.3 light-years (40.3 pc) away from our Solar System.
  • The star HIP 19976 has apparent magnitude of 10.4, with absolute magnitude of 7.4.
  • It is 0.7 times more massive and 0.8 times bigger compared with our Sun. The surface temperature is 4316 with its spectral types of K7V
  • Number of Extrasolar Planets : 2
  • Name of the 1 Planet HIP 19976 b radius 0.234705 mass 0.068000 orbital distance 0.234000
  • Name of the 2 Planet HIP 19976 c radius 0.907830 mass 30.609000 orbital distance 11.522000
    (Illustration of the HIP 19976's Planetary System)



    The Star HIP 19976 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.312 AU ( 46605619.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.431 AU ( 64421145.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.656 AU ( 98163569.5 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.966 AU ( 144451992.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HIP 19976)



    Kopparapu's Recent Venus for Star HIP 19976 distance : 0.346 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HIP 19976 distance : 0.438 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HIP 19976 distance : 0.423 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HIP 19976 distance : 0.464 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HIP 19976 distance : 0.819 AU
    Kopparapu's Outer Boundary for Early Mars for Star HIP 19976 distance : 0.864 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HIP 19976)



  • Original Kopparapu Recent Venus for Star HIP 19976 distance : 0.342 AU
  • Original Kopparapu Runaway Greenhouse for Star HIP 19976 distance : 0.453 AU
  • Original Kopparapu Moist Greenhouse for Star HIP 19976 distance : 0.452 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HIP 19976 distance : 0.832 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HIP 19976 distance : 0.865 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HIP 19976)



    (Position in Stellar Map of star HIP 19976 )



    (Zoomed position in Stellar Map of star HIP 19976 (zoom level 3))

    (Synthetic Spectrum of star HD 128356*)
    *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