B013 pnycrk013bwa2007 Latitude 47.813 Longitude -122.9108 Elevation 75.3 m Install Date 2007-01-05 Contents Of Tar files for year YYYY File Contents B013.YYYY.xml.gauge0.txt.gz Processed data from gauge 0 (CH0) B013.YYYY.xml.gauge1.txt.gz Processed data from gauge 1 (CH1) B013.YYYY.xml.gauge2.txt.gz Processed data from gauge 2 (CH2) B013.YYYY.xml.gauge3.txt.gz Processed data from gauge 3 (CH3) B013.YYYY.xml.Eee+Enn.txt.gz Processed areal strain, manufacturer's calibration B013.YYYY.xml.Eee-Enn.txt.gz Processed differential strain, manufacturer's calibration B013.YYYY.xml.2Ene.txt.gz Processed engineering shear strain, manufacturer's calibration some tars may contain the additional files B013.YYYY.xml.Eee+Enn.ER2010.txt.gz Processed areal strain, Roeloffs [2010], calibration B013.YYYY.xml.Eee-Enn.ER2010.txt.gz Processed differential strain, Roeloffs [2010], calibration B013.YYYY.xml.2Ene.ER2010.txt.gz Processed engineering shear strain, Roeloffs [2010], calibration Description of Level 2 Borehole Strainmeter ASCII files. Column 1 Description of data, gauge0, gauge1 etc Column 2 Date, YYYY-MM-DDTHH:mm:ss Column 3 Day of year Column 4 Modified Julian Date Column 5 Strain (microstrain). No offsets, trends, tides or barometric corrections have been applied. Column 6 Running sum of offsets Column 7 Strain data quality flag (g=good, b=bad, m=missing) Column 8 Tidal correction (microstrain) Column 9 Borehole trend correction (microstrain) Column 10 Barometric pressure correction (microstrain) Column 11 Barometric pressure data quality flag (g=good, b=bad, m=missing, i=interpolated) Column 12 Level, quality (2a= rapid processing, 2b=post processed) Column 13 Version, data generation date Column 14 Barometeric pressure (millibars) To produce strain data with offsets, tides, trends, tides and barometric pressure effect removed use Final_Strain=Column5+Column6-Column8-Column9-Column10 Processing Information Manufacturer: GTSM Technologies Manufacturer Gauge Scale Factor: 0.05 nanostrain per digital count Manufacturer Areal Scale Factor: 1.5 Manufacturer Shear Scale Factor: 3.0 Manufacturer Gauge Weightings: CH0=1, CH1=1, CH2=1, CH3=1 CH0 Orientation recorded in field = 231.7 degrees east of north Borehole Trend Models, calculated in days, y=F+A1*exp(T1*t)+M*t+A2*exp(T2*t) Gauge F A1 T1 M A2 T2 CH0 58.240 0.000 0.00000 -0.03161 0.000 0.00000 CH1 27.850 10.500 0.00060 -0.06650 0.000 0.00000 CH2 30.950 8.096 0.00057 -0.04940 0.000 0.00000 CH3 79.600 15.291 0.00043 -0.05130 0.000 0.00000 Detrend reference date 2007-01-05T00:00:00 Barometric Response Gauge Response(ns/millibar) CH0 -4.3 CH1 -2.8 CH2 -6.3 CH3 -6.9 Tidal Constituents Gauge Tide Phase Amp(ns) CH0 M2 5.170 10.180 CH0 O1 49.896 5.616 CH0 P1 41.740 2.657 CH0 K1 37.328 7.643 CH0 N2 40.220 1.134 CH0 S2 -28.533 4.389 CH1 M2 -101.472 4.433 CH1 O1 -68.822 2.533 CH1 P1 -179.654 0.820 CH1 K1 -166.256 3.027 CH1 N2 -69.793 2.135 CH1 S2 51.702 2.858 CH2 M2 120.254 2.898 CH2 O1 -97.899 2.324 CH2 P1 -101.820 1.085 CH2 K1 -91.254 3.580 CH2 N2 101.145 1.227 CH2 S2 169.526 3.038 CH3 M2 28.918 10.687 CH3 O1 32.291 4.467 CH3 P1 23.183 2.363 CH3 K1 10.156 7.381 CH3 N2 78.744 2.726 CH3 S2 -62.997 2.226 Strain Matrices To Compute Areal and Shear Strain from Gauge Strain Manufacturer's Isotropic Strain Matrix, C=1.5, D=3.0, Gauge Weights=1, Orientation = 231.7 ISOTROPIC 0.29629718 0.51851761 0.29629593 0.22222261 ISOTROPIC -0.03897643 -0.35493365 0.18094934 0.21296075 ISOTROPIC 0.39002030 -0.10581208 -0.34769471 0.06348649 Fri Aug 12 15:19:01 MDT 2016