UCAC4 204-003910

Display orbital revolution around the star UCAC4 204-003910
Imaginary Picture of Star UCAC4 204-003910
Star Name : UCAC4 204-003910
Alternate Name : SCR J0403-4916
Star Distance (LY/pc): 136.7389 (LY) 41.9244 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.4881 (Rsun, estimated)
Stellar Mass (Msun): 0.4860 (Msun/observed) 0.4860 (Msun/estimated)
Spectral type : M2V
Metalicity : 0.4000
Absolute Magnitude : 9.73
Apparent Magnitude : 12.84
Right Ascension(RA) : 60.97336
Declination(DEC) : -49.27455
  • This is the UCAC4 204-003910 . The star UCAC4 204-003910 islocated about 136.7 light-years (41.9 pc) away from our Solar System.
  • The star UCAC4 204-003910 has apparent magnitude of 12.8, with absolute magnitude of 9.7.
  • It is 0.5 times more massive and 0.5 times bigger compared with our Sun. The surface temperature is 3681 with its spectral types of M2V
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet UCAC4 204-003910 b radius 0.907830 mass 30.000000 orbital distance 1400.000000
    (Illustration of the UCAC4 204-003910's Planetary System)



    The Star UCAC4 204-003910 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.143 AU ( 21433769.5 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.198 AU ( 29627070.7 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.302 AU ( 45145099.3 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.444 AU ( 66432991.3 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star UCAC4 204-003910)



    Kopparapu's Recent Venus for Star UCAC4 204-003910 distance : 0.161 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star UCAC4 204-003910 distance : 0.204 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star UCAC4 204-003910 distance : 0.197 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star UCAC4 204-003910 distance : 0.216 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star UCAC4 204-003910 distance : 0.394 AU
    Kopparapu's Outer Boundary for Early Mars for Star UCAC4 204-003910 distance : 0.416 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star UCAC4 204-003910)



  • Original Kopparapu Recent Venus for Star UCAC4 204-003910 distance : 0.160 AU
  • Original Kopparapu Runaway Greenhouse for Star UCAC4 204-003910 distance : 0.211 AU
  • Original Kopparapu Moist Greenhouse for Star UCAC4 204-003910 distance : 0.212 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star UCAC4 204-003910 distance : 0.400 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star UCAC4 204-003910 distance : 0.416 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star UCAC4 204-003910)



    (Position in Stellar Map of star UCAC4 204-003910 )



    (Zoomed position in Stellar Map of star UCAC4 204-003910 (zoom level 3))

    (Synthetic Spectrum of star K2-155*)
    *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