CD Cet

Display orbital revolution around the star CD Cet
Imaginary Picture of Star CD Cet
Star Name : CD Cet
Alternate Name : GJ 1057
Star Distance (LY/pc): 28.0797 (LY) 8.6093 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.1750 (Rsun, estimated)
Stellar Mass (Msun): 0.1610 (Msun/observed) 0.1610 (Msun/estimated)
Spectral type : M5.0
Metalicity : 0.1300
Absolute Magnitude : 12.33
Apparent Magnitude : 12.00
Right Ascension(RA) : 48.34549
Declination(DEC) : 4.77472
  • This is the CD Cet . The star CD Cet islocated about 28.1 light-years ( 8.6 pc) away from our Solar System.
  • The star CD Cet has apparent magnitude of 12.0, with absolute magnitude of 12.3.
  • It is 0.2 times more massive and 0.2 times bigger compared with our Sun. The surface temperature is 3130 with its spectral types of M5.0
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet CD Cet b radius 0.128414 mass 0.012440 orbital distance 0.018500
    (Illustration of the CD Cet's Planetary System)



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

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.037 AU ( 5556289.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.051 AU ( 7680243.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.078 AU ( 11702991.6 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.115 AU ( 17221464.8 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star CD Cet)



    Kopparapu's Recent Venus for Star CD Cet distance : 0.042 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star CD Cet distance : 0.053 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star CD Cet distance : 0.051 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star CD Cet distance : 0.056 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star CD Cet distance : 0.106 AU
    Kopparapu's Outer Boundary for Early Mars for Star CD Cet distance : 0.111 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star CD Cet)



  • Original Kopparapu Recent Venus for Star CD Cet distance : 0.042 AU
  • Original Kopparapu Runaway Greenhouse for Star CD Cet distance : 0.055 AU
  • Original Kopparapu Moist Greenhouse for Star CD Cet distance : 0.055 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star CD Cet distance : 0.107 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star CD Cet distance : 0.112 AU

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



    (Position in Stellar Map of star CD Cet )



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

    (Synthetic Spectrum of star OGLE-2017-BLG-1691L*)
    *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