GJ 27.1

Display orbital revolution around the star GJ 27.1
Imaginary Picture of Star GJ 27.1
Star Name : GJ 27.1
Alternate Name :
Star Distance (LY/pc): 77.0326 (LY) 23.6183 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.4887 (Rsun, estimated)
Stellar Mass (Msun): 0.5300 (Msun/observed) 0.5300 (Msun/estimated)
Spectral type : M0.5V
Metalicity : 0.0000
Absolute Magnitude : 9.53
Apparent Magnitude : 11.40
Right Ascension(RA) : 9.99511
Declination(DEC) : -43.74678
  • This is the GJ 27.1 . The star GJ 27.1 islocated about 77.0 light-years (23.6 pc) away from our Solar System.
  • The star GJ 27.1 has apparent magnitude of 11.4, with absolute magnitude of 9.5.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3542 with its spectral types of M0.5V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet GJ 27.1 b radius 0.208808 mass 0.040902 orbital distance 0.101000
    (Illustration of the GJ 27.1's Planetary System)



    The Star GJ 27.1 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.133 AU ( 19871632.3 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.184 AU ( 27467788.9 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.280 AU ( 41854831.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.412 AU ( 61591218.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 27.1)



    Kopparapu's Recent Venus for Star GJ 27.1 distance : 0.231 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star GJ 27.1 distance : 0.292 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star GJ 27.1 distance : 0.282 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star GJ 27.1 distance : 0.309 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star GJ 27.1 distance : 0.568 AU
    Kopparapu's Outer Boundary for Early Mars for Star GJ 27.1 distance : 0.599 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 27.1)



  • Original Kopparapu Recent Venus for Star GJ 27.1 distance : 0.229 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 27.1 distance : 0.303 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 27.1 distance : 0.303 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 27.1 distance : 0.577 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 27.1 distance : 0.600 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 27.1)



    (Position in Stellar Map of star GJ 27.1 )



    (Zoomed position in Stellar Map of star GJ 27.1 (zoom level 3))

    (Synthetic Spectrum of star *)
    *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