HD 17674

Display orbital revolution around the star HD 17674
Imaginary Picture of Star HD 17674
Star Name : HD 17674
Alternate Name : "2MASS J02510426+3017124, SAO 55940"
Star Distance (LY/pc): 145.1394 (LY) 44.5000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.1800 (Rsun, estimated)
Stellar Mass (Msun): 0.9800 (Msun/observed) 0.9800 (Msun/estimated)
Spectral type : G0V
Metalicity : -0.1600
Absolute Magnitude : 4.32
Apparent Magnitude : 7.56
Right Ascension(RA) : 42.76792
Declination(DEC) : 30.28675
  • This is the HD 17674 . The star HD 17674 islocated about 145.1 light-years (44.5 pc) away from our Solar System.
  • The star HD 17674 has apparent magnitude of 7.6, with absolute magnitude of 4.3.
  • It is 1.0 times more massive and 1.2 times bigger compared with our Sun. The surface temperature is 5904 with its spectral types of G0V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet HD 17674 b radius 0.907830 mass 0.870000 orbital distance 1.420000
    (Illustration of the HD 17674's Planetary System)



    The Star HD 17674 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.891 AU ( 133300818.9 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 1.232 AU ( 184256567.4 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.877 AU ( 280766232.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 2.762 AU ( 413159811.2 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star HD 17674)



    Kopparapu's Recent Venus for Star HD 17674 distance : 0.917 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star HD 17674 distance : 1.161 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star HD 17674 distance : 1.121 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star HD 17674 distance : 1.229 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star HD 17674 distance : 2.043 AU
    Kopparapu's Outer Boundary for Early Mars for Star HD 17674 distance : 2.155 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star HD 17674)



  • Original Kopparapu Recent Venus for Star HD 17674 distance : 0.920 AU
  • Original Kopparapu Runaway Greenhouse for Star HD 17674 distance : 1.192 AU
  • Original Kopparapu Moist Greenhouse for Star HD 17674 distance : 1.217 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star HD 17674 distance : 2.079 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star HD 17674 distance : 2.162 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star HD 17674)



    (Position in Stellar Map of star HD 17674 )



    (Zoomed position in Stellar Map of star HD 17674 (zoom level 3))

    (Synthetic Spectrum of star HATS-44*)
    *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