GJ 674

Display orbital revolution around the star GJ 674
Imaginary Picture of Star GJ 674
Star Name : GJ 674
Alternate Name :
Star Distance (LY/pc): 14.8091 (LY) 4.5405 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.3588 (Rsun, estimated)
Stellar Mass (Msun): 0.3500 (Msun/observed) 0.3500 (Msun/estimated)
Spectral type : M2.5
Metalicity : -0.2800
Absolute Magnitude : 11.09
Apparent Magnitude : 9.38
Right Ascension(RA) : 262.16644
Declination(DEC) : -46.89528
  • This is the GJ 674 . The star GJ 674 islocated about 14.8 light-years ( 4.5 pc) away from our Solar System.
  • The star GJ 674 has apparent magnitude of 9.4, with absolute magnitude of 11.1.
  • It is 0.3 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3600 with its spectral types of M2.5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet GJ 674 b radius 1.130000 mass 0.040000 orbital distance 0.039000
    (Illustration of the GJ 674's Planetary System)



    The Star GJ 674 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.101 AU ( 15068243.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.139 AU ( 20828249.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.212 AU ( 31737643.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.312 AU ( 46703332.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 674)



    Kopparapu's Recent Venus for Star GJ 674 distance : 0.153 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star GJ 674 distance : 0.193 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star GJ 674 distance : 0.187 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star GJ 674 distance : 0.204 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star GJ 674 distance : 0.374 AU
    Kopparapu's Outer Boundary for Early Mars for Star GJ 674 distance : 0.395 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 674)



  • Original Kopparapu Recent Venus for Star GJ 674 distance : 0.151 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 674 distance : 0.200 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 674 distance : 0.200 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 674 distance : 0.380 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 674 distance : 0.395 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 674)



    (Position in Stellar Map of star GJ 674 )



    (Zoomed position in Stellar Map of star GJ 674 (zoom level 3))

    (Synthetic Spectrum of star GJ 15A*)
    *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