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• In Quad 1, pair: 3 mis-measured x and y - Use it as iscorrection is applied as discussed below.
• In Quad 3, pair: 5 mis-measured x and y - Use it as iscorrection is applied as discussed below.
• All other measurements are consistent within measurement precision about 10um
• Angles of 2x1 are in the range from -0.64 to +0.38 degree.

Quality check can be improved in 2013-01-24-CSPAD-XPP-Metrology-standard.txt if:

 Q1,p3:
 12   21331   47024      47 -> x+200, y-200
 12   21531   46824      47
 
 Q3,p5:
 24   90849   68979     218 -> x+300, y-200
 24   91149   68779     218

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