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      1 # program to produce intewrnal time/frequence statistics from clockstats files
      2 #
      3 # usage: awk -f itf.awk clockstats
      4 #
      5 # format of input record
      6 # 49227 67.846 127.127.10.1 93:240:00:00:51.816 ITF
      7 # COCO 0 +2.0579E-07 -3.1037E-08 -7.7723E-11 +6.5455E-10 500.00 4.962819
      8 #
      9 # format of output record (time values in nanoseconds)
     10 #  MJD      sec      time        freq
     11 # 49227   67.846  +2.0579E-07  -7.7723E-11
     12 #
     13 # select ITF records with valid format
     14 {
     15 	if (NF >= 10 && $5 == "ITF") {
     16 		printf "%5s %9.3f %7.1f %10.3e\n", $1, $2, $8 * 1e9, $10
     17 	}
     18 }
     19 
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