HD 181433

Display orbital revolution around the star HD 181433
Imaginary Picture of Star HD 181433
Star Name : HD 181433
Alternate Name :
Star Distance (LY/pc): 87.2775 (LY) 26.7594 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.6661 (Rsun, estimated)
Stellar Mass (Msun): 0.7800 (Msun/observed) 0.7800 (Msun/estimated)
Spectral type : K3IV
Metalicity : 0.3300
Absolute Magnitude : 6.24
Apparent Magnitude : 8.38
Right Ascension(RA) : 291.29167
Declination(DEC) : -66.46889
  • This is the HD 181433 . The star HD 181433 islocated about 87.3 light-years (26.8 pc) away from our Solar System.
  • The star HD 181433 has apparent magnitude of 8.4, with absolute magnitude of 6.2.
  • It is 0.8 times more massive and 0.7 times bigger compared with our Sun. The surface temperature is 4962 with its spectral types of K3IV
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet HD 181433 b radius 0.148989 mass 0.022300 orbital distance 0.080100
  • Name of the 2 Planet HD 181433 c radius 0.907830 mass 0.674000 orbital distance 1.819000
  • Name of the 3 Planet HD 181433 d radius 0.907830 mass 0.612000 orbital distance 6.600000
    (Illustration of the HD 181433's Planetary System)



    The Star HD 181433 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.355 AU ( 53151545.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.491 AU ( 73469326.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.748 AU ( 111950994.0 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.101 AU ( 164740792.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 181433)



    Kopparapu's Recent Venus for Star HD 181433 distance : 0.384 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 181433 distance : 0.486 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 181433 distance : 0.470 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 181433 distance : 0.515 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 181433 distance : 0.882 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 181433 distance : 0.931 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 181433)



  • Original Kopparapu Recent Venus for Star HD 181433 distance : 0.380 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 181433 distance : 0.501 AU
  • Original Kopparapu Moist Greenhouse for Star HD 181433 distance : 0.503 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 181433 distance : 0.897 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 181433 distance : 0.933 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 181433)



    (Position in Stellar Map of star HD 181433 )



    (Zoomed position in Stellar Map of star HD 181433 (zoom level 3))

    (Synthetic Spectrum of star HD 95086*)
    *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