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Examples

RATIO a spectrum in two bands,

  ICL> RATIO SPECTRUM
  RATIO Version 1.7-0
  OUT - Output dataset > rat
  Input has valid QUALITY
  Axis  Label              Units             Range
 
    1   Corrected PHA chan channel no        From 7 to 240
 
  RATIO will divide two ranges on this  axis - the second by the first.
  BANDS - Two ranges to divide > 50:100 150:220
  NORMAL - Normalise output data /NO/ >
  Unnormalised ratio is 1.053244 +- 0.1195229
Same as above but renormalise,

  ICL> RATIO SPECTRUM
  RATIO Version 1.7-0
  OUT - Output dataset > rat
  Input has valid QUALITY
  Axis  Label              Units             Range
    1   Corrected PHA chan channel no        From 7 to 240
  RATIO will divide two ranges on this axis - the second by the first.
  BANDS - Two ranges to divide > 50:100 150:220
  NORMAL - Normalise output data /NO/ > YES
  Normalised ratio is 0.7523173 +- 0.1195229


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Tue Oct 7 10:18:50 BST 1997