GJ 3988

Display orbital revolution around the star GJ 3988
Imaginary Picture of Star GJ 3988
Star Name : GJ 3988
Alternate Name :
Star Distance (LY/pc): 32.3159 (LY) 9.9081 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.1973 (Rsun, estimated)
Stellar Mass (Msun): 0.1842 (Msun/observed) 0.1842 (Msun/estimated)
Spectral type : M4.5V
Metalicity : -0.1200
Absolute Magnitude : 12.02
Apparent Magnitude : 12.00
Right Ascension(RA) : 255.85000
Declination(DEC) : 51.40639
  • This is the GJ 3988 . The star GJ 3988 islocated about 32.3 light-years ( 9.9 pc) away from our Solar System.
  • The star GJ 3988 has apparent magnitude of 12.0, with absolute magnitude of 12.0.
  • It is 0.2 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 3273 with its spectral types of M4.5V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet GJ 3988 b radius 0.126154 mass 0.011610 orbital distance 0.040500
    (Illustration of the GJ 3988's Planetary System)



    The Star GJ 3988 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.046 AU ( 6851177.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.063 AU ( 9470118.3 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.096 AU ( 14430364.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.142 AU ( 21234913.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 3988)



    Kopparapu's Recent Venus for Star GJ 3988 distance : 0.052 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star GJ 3988 distance : 0.066 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star GJ 3988 distance : 0.063 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star GJ 3988 distance : 0.069 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star GJ 3988 distance : 0.129 AU
    Kopparapu's Outer Boundary for Early Mars for Star GJ 3988 distance : 0.136 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 3988)



  • Original Kopparapu Recent Venus for Star GJ 3988 distance : 0.052 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 3988 distance : 0.068 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 3988 distance : 0.068 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 3988 distance : 0.131 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 3988 distance : 0.136 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 3988)



    (Position in Stellar Map of star GJ 3988 )



    (Zoomed position in Stellar Map of star GJ 3988 (zoom level 3))

    (Synthetic Spectrum of star GJ 317*)
    *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