GJ 896A

Display orbital revolution around the star GJ 896A
Imaginary Picture of Star GJ 896A
Star Name : GJ 896A
Alternate Name :
Star Distance (LY/pc): 20.4060 (LY) 6.2565 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.4236 (Rsun, estimated)
Stellar Mass (Msun): 0.4359 (Msun/observed) 0.4359 (Msun/estimated)
Spectral type : M4
Metalicity : 0.0000
Absolute Magnitude : 11.22
Apparent Magnitude : 10.20
Right Ascension(RA) : 352.96667
Declination(DEC) : 19.93722
  • This is the GJ 896A . The star GJ 896A islocated about 20.4 light-years ( 6.3 pc) away from our Solar System.
  • The star GJ 896A has apparent magnitude of 10.2, with absolute magnitude of 11.2.
  • It is 0.4 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3400 with its spectral types of M4
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet GJ 896A b radius 0.907830 mass 2.260000 orbital distance 0.642820
    (Illustration of the GJ 896A's Planetary System)



    The Star GJ 896A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.106 AU ( 15870884.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.147 AU ( 21937709.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.223 AU ( 33428215.2 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.329 AU ( 49191083.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 896A)



    Kopparapu's Recent Venus for Star GJ 896A distance : 0.121 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star GJ 896A distance : 0.154 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star GJ 896A distance : 0.148 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star GJ 896A distance : 0.162 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star GJ 896A distance : 0.300 AU
    Kopparapu's Outer Boundary for Early Mars for Star GJ 896A distance : 0.317 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 896A)



  • Original Kopparapu Recent Venus for Star GJ 896A distance : 0.120 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 896A distance : 0.159 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 896A distance : 0.159 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 896A distance : 0.305 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 896A distance : 0.317 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 896A)



    (Position in Stellar Map of star GJ 896A )



    (Zoomed position in Stellar Map of star GJ 896A (zoom level 3))

    (Synthetic Spectrum of star GJ 179*)
    *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