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operations:documentation.ivs.useful [2011/06/03 05:46] Jim Lovell |
operations:documentation.ivs.useful [2012/09/19 00:33] (current) Jim Lovell |
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+ | ====== Extracting maser-gps and formatter-gps offsets ====== | ||
+ | <code> | ||
+ | grep hpib crds51hb.log | grep E | sed 's/\// /g' | sed 's/2012.//' | sed 's/\./ /' | sed 's/\...//' | awk '{print $1, $2, $4}' > hpib.txt | ||
+ | grep fmout crds51hb.log | grep E | sed 's/\// /g' | sed 's/2012.//' | sed 's/\./ /' | sed 's/\...//' | awk '{print $1, $2, $4}' > fmout.txt | ||
+ | |||
+ | gnuplot | ||
+ | set timefmt "%j %H:%M:%S" | ||
+ | set xdata time | ||
+ | set xtics format "%H:%M" | ||
+ | set key outside | ||
+ | set title 'CRDS51 clock offsets' | ||
+ | plot 'fmout.txt' u 1:($3*1.0e+6) t 'Formatter - GPS (us)', 'hpib.txt' u 1:($3*1.0e+6) t 'Maser - GPS (us)' | ||
+ | set terminal png | ||
+ | set output 'crds51timing.png' | ||
+ | replot | ||
+ | |||
+ | |||
+ | </code> | ||
+ | | ||