HD 210702

Display orbital revolution around the star HD 210702
Imaginary Picture of Star HD 210702
Star Name : HD 210702
Alternate Name :
Star Distance (LY/pc): 179.2066 (LY) 54.9451 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 4.9200 (Rsun, estimated)
Stellar Mass (Msun): 1.6100 (Msun/observed) 1.6100 (Msun/estimated)
Spectral type : K1IV
Metalicity : 0.1200
Absolute Magnitude : 2.23
Apparent Magnitude : 5.93
Right Ascension(RA) : 332.96388
Declination(DEC) : 16.04056
  • This is the HD 210702 . The star HD 210702 islocated about 179.2 light-years (54.9 pc) away from our Solar System.
  • The star HD 210702 has apparent magnitude of 5.9, with absolute magnitude of 2.2.
  • It is 1.6 times more massive and 4.9 times bigger compared with our Sun. The surface temperature is 4951 with its spectral types of K1IV
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 210702 b radius 1.216000 mass 1.808000 orbital distance 1.148000
    (Illustration of the HD 210702's Planetary System)



    The Star HD 210702 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.613 AU ( 390849056.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.611 AU ( 540255537.1 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 5.503 AU ( 823229880.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 8.098 AU ( 1211418832.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 210702)



    Kopparapu's Recent Venus for Star HD 210702 distance : 2.833 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 210702 distance : 3.587 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 210702 distance : 3.464 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 210702 distance : 3.799 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 210702 distance : 6.514 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 210702 distance : 6.871 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 210702)



  • Original Kopparapu Recent Venus for Star HD 210702 distance : 2.802 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 210702 distance : 3.697 AU
  • Original Kopparapu Moist Greenhouse for Star HD 210702 distance : 3.707 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 210702 distance : 6.623 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 210702 distance : 6.887 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 210702)



    (Position in Stellar Map of star HD 210702 )



    (Zoomed position in Stellar Map of star HD 210702 (zoom level 3))

    (Synthetic Spectrum of star HD 109749*)
    *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