This is program TILTCAL, version 8, April 2008 sts2 on tilt table, Albuquerque Data File: data\xtilt1.s Seismometer: sts2 # 80444 Parameters read from file tiltcal.par: ts0=120.00 hs0=0.714 volts= 0.596 tilt= 4.541 gap=0.500 Butterworth low-pass filter To= 0.20 s Correction factor (source+load)/load = 1.014 Parameters set in the source code: ndim= 480000 npol=3 header: WH2 BLE 06 128 21 10 26 70 40.00 11383 1.265E8 50 GSNVBB1 reading 11383 samples from file data\xtilt1.s writing 11383 samples into file tiltcal.dat forward filtration backward filtration conversion to apparent ground velocity removing polynomial trend writing 11383 samples into file tiltcal.vel conversion to apparent ground acceleration measuring curvature of the acceleration trace writing 11383 samples into file tiltcal.str Threshold for quiet intervals set at 3876.209 counts Quiet intervals: min. length 0.50 s, max. 2.50 s evaluated writing 11383 samples into file tiltcal.acc locating and measuring steps of acceleration ============ 26 steps found. ============ writing 11383 samples into file tiltcal.res Raw average step: 10800158.373 +- 1463493.885 counts rms Raw generator constant: 1437.29 +- 194.76 Vs/m Step # 26 elim., 25 remain. Gen.Const.= 1464.34 +- 142.89 Vs/m Step # 1 elim., 24 remain. Gen.Const.= 1493.51 +- 0.83 Vs/m Step # 14 elim., 23 remain. Gen.Const.= 1493.43 +- 0.75 Vs/m Step # 15 elim., 22 remain. Gen.Const.= 1493.36 +- 0.69 Vs/m Step # 6 elim., 21 remain. Gen.Const.= 1493.42 +- 0.64 Vs/m Step # 16 elim., 20 remain. Gen.Const.= 1493.49 +- 0.59 Vs/m Step # 12 elim., 19 remain. Gen.Const.= 1493.54 +- 0.54 Vs/m Step # 3 elim., 18 remain. Gen.Const.= 1493.50 +- 0.51 Vs/m Best 18 Steps: 1493.50 +- 0.51 Vs/m writing 11383 samples into file tiltcal.stp Note: step variance in percent and limited to 1% ======================================================