CoRoT-21

Display orbital revolution around the star CoRoT-21
Imaginary Picture of Star CoRoT-21
Star Name : CoRoT-21
Alternate Name :
Star Distance (LY/pc): 4562.9224 (LY) 1399.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 1.9450 (Rsun, estimated)
Stellar Mass (Msun): 1.2900 (Msun/observed) 1.2900 (Msun/estimated)
Spectral type : F8IV
Metalicity : 0.0000
Absolute Magnitude : 5.27
Apparent Magnitude : 16.00
Right Ascension(RA) : 101.05265
Declination(DEC) : -0.29913
  • This is the CoRoT-21 . The star CoRoT-21 islocated about 4562.9 light-years (1399.0 pc) away from our Solar System.
  • The star CoRoT-21 has apparent magnitude of 16.0, with absolute magnitude of 5.3.
  • It is 1.3 times more massive and 1.9 times bigger compared with our Sun. The surface temperature is 6200 with its spectral types of F8IV
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet CoRoT-21 b radius 1.300000 mass 2.260000 orbital distance 0.041700
    (Illustration of the CoRoT-21's Planetary System)



    The Star CoRoT-21 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 1.620 AU ( 242304286.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 2.239 AU ( 334927845.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 3.412 AU ( 510355917.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 5.020 AU ( 751011089.6 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star CoRoT-21)



    Kopparapu's Recent Venus for Star CoRoT-21 distance : 1.636 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star CoRoT-21 distance : 2.072 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star CoRoT-21 distance : 2.001 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star CoRoT-21 distance : 2.193 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star CoRoT-21 distance : 3.624 AU
    Kopparapu's Outer Boundary for Early Mars for Star CoRoT-21 distance : 3.822 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star CoRoT-21)



  • Original Kopparapu Recent Venus for Star CoRoT-21 distance : 1.653 AU
  • Original Kopparapu Runaway Greenhouse for Star CoRoT-21 distance : 2.126 AU
  • Original Kopparapu Moist Greenhouse for Star CoRoT-21 distance : 2.187 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star CoRoT-21 distance : 3.689 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star CoRoT-21 distance : 3.836 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star CoRoT-21)



    (Position in Stellar Map of star CoRoT-21 )



    (Zoomed position in Stellar Map of star CoRoT-21 (zoom level 3))

    (Synthetic Spectrum of star *)
    *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