To make a plot

  • Select one photometric system,
  • Select two parameters,
  • Select one data source,
  • Click on "Plot CMD".
  • Click on "Get parameter".
  • Select parameters for the Isochrones,
  • Click on "Plot iso".

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    SystemParametersData sources (Number of stars)
     UBV  V    B-V    U-B     821 ( 8)  843 ( 9)  1341 ( 30)
     UBV CCD  V    B-V    U-B     158 (1959)
     UBV pg  V    B-V    U-B     2 ( 37)