HD 29399

Display orbital revolution around the star HD 29399
Imaginary Picture of Star HD 29399
Star Name : HD 29399
Alternate Name :
Star Distance (LY/pc): 144.1610 (LY) 44.2000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 4.4700 (Rsun, estimated)
Stellar Mass (Msun): 1.1500 (Msun/observed) 1.1500 (Msun/estimated)
Spectral type : K1III
Metalicity : 0.1400
Absolute Magnitude : 18.77
Apparent Magnitude : 22.00
Right Ascension(RA) : 68.39167
Declination(DEC) : -62.82361
  • This is the HD 29399 . The star HD 29399 islocated about 144.2 light-years (44.2 pc) away from our Solar System.
  • The star HD 29399 has apparent magnitude of 22.0, with absolute magnitude of 18.8.
  • It is 1.1 times more massive and 4.5 times bigger compared with our Sun. The surface temperature is 4803 with its spectral types of K1III
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 29399 b radius 0.907830 mass 1.570000 orbital distance 1.913000
    (Illustration of the HD 29399's Planetary System)



    The Star HD 29399 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 2.234 AU ( 334187967.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 3.088 AU ( 461935104.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 4.705 AU ( 703886873.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 6.924 AU ( 1035800369.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 29399)



    Kopparapu's Recent Venus for Star HD 29399 distance : 2.438 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 29399 distance : 3.087 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 29399 distance : 2.982 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 29399 distance : 3.270 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 29399 distance : 5.641 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 29399 distance : 5.950 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 29399)



  • Original Kopparapu Recent Venus for Star HD 29399 distance : 2.409 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 29399 distance : 3.183 AU
  • Original Kopparapu Moist Greenhouse for Star HD 29399 distance : 3.187 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 29399 distance : 5.734 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 29399 distance : 5.964 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 29399)



    (Position in Stellar Map of star HD 29399 )



    (Zoomed position in Stellar Map of star HD 29399 (zoom level 3))

    (Synthetic Spectrum of star HD 142 A*)
    *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