K2-178

Display orbital revolution around the star K2-178
Imaginary Picture of Star K2-178
Star Name : K2-178
Alternate Name : "2MASS J03313333+2226055, EPIC 210965800, WISE J033133.32+222605.3"
Star Distance (LY/pc): 706.6230 (LY) 216.6519 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.8900 (Rsun, estimated)
Stellar Mass (Msun): 0.9500 (Msun/observed) 0.9500 (Msun/estimated)
Spectral type : G7
Metalicity : 0.0900
Absolute Magnitude : 4.11
Apparent Magnitude : 10.79
Right Ascension(RA) : 52.88888
Declination(DEC) : 22.43487
  • This is the K2-178 . The star K2-178 islocated about 706.6 light-years (216.7 pc) away from our Solar System.
  • The star K2-178 has apparent magnitude of 10.8, with absolute magnitude of 4.1.
  • It is 0.9 times more massive and 0.9 times bigger compared with our Sun. The surface temperature is 5525 with its spectral types of G7
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet K2-178 b radius 0.317000 mass 0.026981 orbital distance 0.000000
    (Illustration of the K2-178's Planetary System)



    The Star K2-178 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.589 AU ( 88046619.0 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.814 AU ( 121703436.8 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 1.240 AU ( 185449104.8 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 1.824 AU ( 272896481.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star K2-178)



    Kopparapu's Recent Venus for Star K2-178 distance : 0.619 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star K2-178 distance : 0.784 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star K2-178 distance : 0.757 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star K2-178 distance : 0.830 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star K2-178 distance : 1.395 AU
    Kopparapu's Outer Boundary for Early Mars for Star K2-178 distance : 1.471 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star K2-178)



  • Original Kopparapu Recent Venus for Star K2-178 distance : 0.617 AU
  • Original Kopparapu Runaway Greenhouse for Star K2-178 distance : 0.806 AU
  • Original Kopparapu Moist Greenhouse for Star K2-178 distance : 0.816 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star K2-178 distance : 1.419 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star K2-178 distance : 1.476 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star K2-178)



    (Position in Stellar Map of star K2-178 )



    (Zoomed position in Stellar Map of star K2-178 (zoom level 3))

    (Synthetic Spectrum of star Kepler-970*)
    *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