HD 30856 A

Display orbital revolution around the star HD 30856 A
Imaginary Picture of Star HD 30856 A
Star Name : HD 30856 A
Alternate Name : HD 30856
Star Distance (LY/pc): 430.8534 (LY) 132.1004 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 4.2000 (Rsun, estimated)
Stellar Mass (Msun): 1.3500 (Msun/observed) 1.3500 (Msun/estimated)
Spectral type : K0III
Metalicity : -0.0600
Absolute Magnitude : 2.47
Apparent Magnitude : 8.07
Right Ascension(RA) : 72.57443
Declination(DEC) : -24.36889
  • This is the HD 30856 A . The star HD 30856 A islocated about 430.9 light-years (132.1 pc) away from our Solar System.
  • The star HD 30856 A has apparent magnitude of 8.1, with absolute magnitude of 2.5.
  • It is 1.4 times more massive and 4.2 times bigger compared with our Sun. The surface temperature is 4982 with its spectral types of K0III
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 30856 A b radius 0.907830 mass 1.800000 orbital distance 2.000000
    (Illustration of the HD 30856 A's Planetary System)



    The Star HD 30856 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.258 AU ( 337842941.2 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.122 AU ( 466987233.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 4.757 AU ( 711585199.9 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 7.000 AU ( 1047128794.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 30856 A)



    Kopparapu's Recent Venus for Star HD 30856 A distance : 2.445 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 30856 A distance : 3.096 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 30856 A distance : 2.990 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 30856 A distance : 3.279 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 30856 A distance : 5.615 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 30856 A distance : 5.923 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 30856 A)



  • Original Kopparapu Recent Venus for Star HD 30856 A distance : 2.419 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 30856 A distance : 3.190 AU
  • Original Kopparapu Moist Greenhouse for Star HD 30856 A distance : 3.201 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 30856 A distance : 5.709 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 30856 A distance : 5.937 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 30856 A)



    (Position in Stellar Map of star HD 30856 A )



    (Zoomed position in Stellar Map of star HD 30856 A (zoom level 3))

    (Synthetic Spectrum of star HD 4203*)
    *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