3 Cnc

Display orbital revolution around the star 3 Cnc
Imaginary Picture of Star 3 Cnc
Star Name : 3 Cnc
Alternate Name :
Star Distance (LY/pc): 813.6204 (LY) 249.4574 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 39.3800 (Rsun, estimated)
Stellar Mass (Msun): 2.9400 (Msun/observed) 2.9400 (Msun/estimated)
Spectral type : K3 III
Metalicity : 0.0600
Absolute Magnitude : -1.38
Apparent Magnitude : 5.60
Right Ascension(RA) : 120.19711
Declination(DEC) : 17.30861
  • This is the 3 Cnc . The star 3 Cnc islocated about 813.6 light-years (249.5 pc) away from our Solar System.
  • The star 3 Cnc has apparent magnitude of 5.6, with absolute magnitude of -1.4.
  • It is 2.9 times more massive and 39.4 times bigger compared with our Sun. The surface temperature is 4319 with its spectral types of K3 III
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet 3 Cnc b radius 1.049861 mass 20.760000 orbital distance 2.520000
    (Illustration of the 3 Cnc's Planetary System)



    The Star 3 Cnc 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 15.914 AU ( 2380675663.4 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 21.997 AU ( 3290715911.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 33.519 AU ( 5014322815.5 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 49.324 AU ( 7378795686.4 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star 3 Cnc)



    Kopparapu's Recent Venus for Star 3 Cnc distance : 17.681 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star 3 Cnc distance : 22.381 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star 3 Cnc distance : 21.617 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star 3 Cnc distance : 23.689 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star 3 Cnc distance : 41.813 AU
    Kopparapu's Outer Boundary for Early Mars for Star 3 Cnc distance : 44.108 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star 3 Cnc)



  • Original Kopparapu Recent Venus for Star 3 Cnc distance : 17.445 AU
  • Original Kopparapu Runaway Greenhouse for Star 3 Cnc distance : 23.120 AU
  • Original Kopparapu Moist Greenhouse for Star 3 Cnc distance : 23.083 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star 3 Cnc distance : 42.489 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star 3 Cnc distance : 44.187 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star 3 Cnc)



    (Position in Stellar Map of star 3 Cnc )



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

    (Synthetic Spectrum of star K2-240*)
    *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