70 Vir

Display orbital revolution around the star 70 Vir
Imaginary Picture of Star 70 Vir
Star Name : 70 Vir
Alternate Name : HR 117176
Star Distance (LY/pc): 58.6612 (LY) 17.9856 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.9680 (Rsun, estimated)
Stellar Mass (Msun): 0.9200 (Msun/observed) 0.9200 (Msun/estimated)
Spectral type : G4 V
Metalicity : -0.1100
Absolute Magnitude : 3.73
Apparent Magnitude : 5.00
Right Ascension(RA) : 202.10754
Declination(DEC) : 13.78667
  • This is the 70 Vir . The star 70 Vir islocated about 58.7 light-years (18.0 pc) away from our Solar System.
  • The star 70 Vir has apparent magnitude of 5.0, with absolute magnitude of 3.7.
  • It is 0.9 times more massive and 2.0 times bigger compared with our Sun. The surface temperature is 5432 with its spectral types of G4 V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet 70 Vir b radius 1.049868 mass 6.600000 orbital distance 0.480000
    (Illustration of the 70 Vir's Planetary System)



    The Star 70 Vir 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.258 AU ( 188192680.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.739 AU ( 260131465.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 2.650 AU ( 396382786.7 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 3.899 AU ( 583294635.1 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 70 Vir)



    Kopparapu's Recent Venus for Star 70 Vir distance : 1.330 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star 70 Vir distance : 1.685 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star 70 Vir distance : 1.627 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star 70 Vir distance : 1.784 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star 70 Vir distance : 3.006 AU
    Kopparapu's Outer Boundary for Early Mars for Star 70 Vir distance : 3.170 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 70 Vir)



  • Original Kopparapu Recent Venus for Star 70 Vir distance : 1.324 AU
  • Original Kopparapu Runaway Greenhouse for Star 70 Vir distance : 1.733 AU
  • Original Kopparapu Moist Greenhouse for Star 70 Vir distance : 1.752 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 70 Vir distance : 3.058 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 70 Vir distance : 3.180 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 70 Vir)



    (Position in Stellar Map of star 70 Vir )



    (Zoomed position in Stellar Map of star 70 Vir (zoom level 3))

    (Synthetic Spectrum of star K2-261*)
    *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