GJ 752 A

Display orbital revolution around the star GJ 752 A
Imaginary Picture of Star GJ 752 A
Star Name : GJ 752 A
Alternate Name : "HD 180617, 2MASS J19165526+0510086"
Star Distance (LY/pc): 19.2810 (LY) 5.9116 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.4530 (Rsun, estimated)
Stellar Mass (Msun): 0.4500 (Msun/observed) 0.4500 (Msun/estimated)
Spectral type : M2.5 V
Metalicity : 0.0000
Absolute Magnitude : 10.26
Apparent Magnitude : 9.12
Right Ascension(RA) : 289.23024
Declination(DEC) : 5.16890
  • This is the GJ 752 A . The star GJ 752 A islocated about 19.3 light-years ( 5.9 pc) away from our Solar System.
  • The star GJ 752 A has apparent magnitude of 9.1, with absolute magnitude of 10.3.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3557 with its spectral types of M2.5 V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet GJ 752 A b radius 0.205798 mass 0.038400 orbital distance 0.335700
    (Illustration of the GJ 752 A's Planetary System)



    The Star GJ 752 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.124 AU ( 18574795.7 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.172 AU ( 25675221.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.262 AU ( 39123356.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.385 AU ( 57571732.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star GJ 752 A)



    Kopparapu's Recent Venus for Star GJ 752 A distance : 0.140 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star GJ 752 A distance : 0.177 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star GJ 752 A distance : 0.171 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star GJ 752 A distance : 0.187 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star GJ 752 A distance : 0.344 AU
    Kopparapu's Outer Boundary for Early Mars for Star GJ 752 A distance : 0.363 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star GJ 752 A)



  • Original Kopparapu Recent Venus for Star GJ 752 A distance : 0.139 AU
  • Original Kopparapu Runaway Greenhouse for Star GJ 752 A distance : 0.184 AU
  • Original Kopparapu Moist Greenhouse for Star GJ 752 A distance : 0.184 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star GJ 752 A distance : 0.350 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star GJ 752 A distance : 0.364 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star GJ 752 A)



    (Position in Stellar Map of star GJ 752 A )



    (Zoomed position in Stellar Map of star GJ 752 A (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