YZ Cet

Display orbital revolution around the star YZ Cet
Imaginary Picture of Star YZ Cet
Star Name : YZ Cet
Alternate Name :
Star Distance (LY/pc): 11.7416 (LY) 3.6000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.1680 (Rsun, estimated)
Stellar Mass (Msun): 0.1300 (Msun/observed) 0.1300 (Msun/estimated)
Spectral type : M4.5
Metalicity : -0.2600
Absolute Magnitude : 14.29
Apparent Magnitude : 12.07
Right Ascension(RA) : 18.12766
Declination(DEC) : -16.99889
  • This is the YZ Cet . The star YZ Cet islocated about 11.7 light-years ( 3.6 pc) away from our Solar System.
  • The star YZ Cet has apparent magnitude of 12.1, with absolute magnitude of 14.3.
  • It is 0.1 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 3056 with its spectral types of M4.5
  • Number of Extrasolar Planets : 3
  • Name of the 1 Planet YZ Cet b radius 0.081252 mass 0.002200 orbital distance 0.016340
  • Name of the 2 Planet YZ Cet c radius 0.092721 mass 0.003590 orbital distance 0.021560
  • Name of the 3 Planet YZ Cet d radius 0.091596 mass 0.003430 orbital distance 0.028510
    (Illustration of the YZ Cet's Planetary System)



    The Star YZ Cet 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.034 AU ( 5084802.6 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.047 AU ( 7028526.0 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.072 AU ( 10709918.1 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.105 AU ( 15760113.7 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star YZ Cet)



    Kopparapu's Recent Venus for Star YZ Cet distance : 0.039 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star YZ Cet distance : 0.049 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star YZ Cet distance : 0.047 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star YZ Cet distance : 0.051 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star YZ Cet distance : 0.097 AU
    Kopparapu's Outer Boundary for Early Mars for Star YZ Cet distance : 0.102 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star YZ Cet)



  • Original Kopparapu Recent Venus for Star YZ Cet distance : 0.038 AU
  • Original Kopparapu Runaway Greenhouse for Star YZ Cet distance : 0.051 AU
  • Original Kopparapu Moist Greenhouse for Star YZ Cet distance : 0.051 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star YZ Cet distance : 0.099 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star YZ Cet distance : 0.103 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star YZ Cet)



    (Position in Stellar Map of star YZ Cet )



    (Zoomed position in Stellar Map of star YZ Cet (zoom level 3))

    (Synthetic Spectrum of star K2-170*)
    *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