USco 1621 A
Imaginary Picture of Star USco 1621 A
Star Name : USco 1621 A
Alternate Name :
Star Distance (LY/pc): 450.0953 (LY) 138.0000 (pc)
Stellar Radius (Rsun): 0.0000 (Rsun, measured) 0.3669 (Rsun, estimated)
Stellar Mass (Msun): 0.3600 (Msun/observed) 0.3600 (Msun/estimated)
Spectral type : M2.5
Metalicity : 0.0000
Absolute Magnitude : 9.30
Apparent Magnitude : 15.00
Right Ascension(RA) : 245.37500
Declination(DEC) : -25.49528
  • This is the USco 1621 A . The star USco 1621 A islocated about 450.1 light-years (138.0 pc) away from our Solar System.
  • The star USco 1621 A has apparent magnitude of 15.0, with absolute magnitude of 9.3.
  • It is 0.4 times more massive and 0.4 times bigger compared with our Sun. The surface temperature is 3460 with its spectral types of M2.5
  • Number of Extrasolar Planets : 1
  • Name of the 1 Planet USco 1621A b radius 0.907830 mass 15.000000 orbital distance 2880.000000
    (Illustration of the USco 1621 A's Planetary System)



    The Star USco 1621 A 's habitable zone is located at the following distance

    Inner Boundary (the orbital distance at Venus's Equivalent Radiation ) : 0.095 AU ( 14236419.1 km)
    Earth Boundary (the orbital distance at Earth's Equivalent Radiation) : 0.132 AU ( 19678451.6 km)
    Outer Boundary (the orbital distance at Mars's Equivalent Radiation) : 0.200 AU ( 29985605.4 km)
    Snow Line (the orbital distance at Snow Line Equivalent Radiation) : 0.295 AU ( 44125132.0 km)
    (Habitable zone calculated based on SEAU(Solar Equivalent Astronomical Unit) around the star USco 1621 A)



    Kopparapu's Recent Venus for Star USco 1621 A distance : 0.153 AU
    Kopparapu's Runaway Greenhouse for Earth-sized planet for Star USco 1621 A distance : 0.194 AU
    Kopparapu's Runaway Greenhouse for Super-Earth-sized planet for Star USco 1621 A distance : 0.187 AU
    Kopparapu's Runaway Greenhouse for Mars-sized planet for Star USco 1621 A distance : 0.204 AU
    Kopparapu's Outer Boundary for Maximum Greenhouse for Star USco 1621 A distance : 0.377 AU
    Kopparapu's Outer Boundary for Early Mars for Star USco 1621 A distance : 0.398 AU
    (Habitable zone calculated based on Kopparapu et al.(2013) around the star USco 1621 A)



  • Original Kopparapu Recent Venus for Star USco 1621 A distance : 0.152 AU
  • Original Kopparapu Runaway Greenhouse for Star USco 1621 A distance : 0.200 AU
  • Original Kopparapu Moist Greenhouse for Star USco 1621 A distance : 0.201 AU
  • Original Kopparapu Outer Boundary for Maximum Greenhouse for Star USco 1621 A distance : 0.383 AU
  • Original Kopparapu Outer Boundary for Early Mars for Star USco 1621 A distance : 0.399 AU

    (Habitable zone calculated based on Kopparapu et al.(Original) around the star USco 1621 A)



    (Position in Stellar Map of star USco 1621 A )



    (Zoomed position in Stellar Map of star USco 1621 A (zoom level 3))