GJ 1214

Display orbital revolution around the star GJ 1214
Imaginary Picture of Star GJ 1214
Star Name : GJ 1214
Alternate Name :
Star Distance (LY/pc): 47.7777 (LY) 14.6487 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.2160 (Rsun, estimated)
Stellar Mass (Msun): 0.1500 (Msun/observed) 0.1500 (Msun/estimated)
Spectral type : M
Metalicity : 0.3900
Absolute Magnitude : 13.88
Apparent Magnitude : 14.71
Right Ascension(RA) : 258.82889
Declination(DEC) : 4.96389
  • This is the GJ 1214 . The star GJ 1214 islocated about 47.8 light-years (14.6 pc) away from our Solar System.
  • The star GJ 1214 has apparent magnitude of 14.7, with absolute magnitude of 13.9.
  • It is 0.1 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 3026 with its spectral types of M
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet GJ 1214 b radius 0.244630 mass 0.025710 orbital distance 0.014110
    (Illustration of the GJ 1214's Planetary System)



    The Star GJ 1214 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.043 AU ( 6409877.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.059 AU ( 8860125.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.090 AU ( 13500870.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.133 AU ( 19867122.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 1214)



    Kopparapu's Recent Venus for Star GJ 1214 distance : 0.049 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star GJ 1214 distance : 0.062 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star GJ 1214 distance : 0.059 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star GJ 1214 distance : 0.065 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star GJ 1214 distance : 0.123 AU
    Kopparapu's Outer Boundary for Early Mars for Star GJ 1214 distance : 0.129 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 1214)



  • Original Kopparapu Recent Venus for Star GJ 1214 distance : 0.048 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 1214 distance : 0.064 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 1214 distance : 0.064 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 1214 distance : 0.125 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 1214 distance : 0.130 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 1214)



    (Position in Stellar Map of star GJ 1214 )



    (Zoomed position in Stellar Map of star GJ 1214 (zoom level 3))

    (Synthetic Spectrum of star GJ 163*)
    *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