B022 seaside22bor2006 Latitude 45.95461 Longitude -123.9310483 Elevation 10.0 m Install Date 2006-02-02 Contents Of Tar files for year YYYY File Contents B022.YYYY.xml.gauge0.txt.gz Processed data from gauge 0 (CH0) B022.YYYY.xml.gauge1.txt.gz Processed data from gauge 1 (CH1) B022.YYYY.xml.gauge2.txt.gz Processed data from gauge 2 (CH2) B022.YYYY.xml.gauge3.txt.gz Processed data from gauge 3 (CH3) B022.YYYY.xml.Eee+Enn.txt.gz Processed areal strain, manufacturer's calibration B022.YYYY.xml.Eee-Enn.txt.gz Processed differential strain, manufacturer's calibration B022.YYYY.xml.2Ene.txt.gz Processed engineering shear strain, manufacturer's calibration some tars may contain the additional files B022.YYYY.xml.Eee+Enn.ER2010.txt.gz Processed areal strain, Roeloffs [2010], calibration B022.YYYY.xml.Eee-Enn.ER2010.txt.gz Processed differential strain, Roeloffs [2010], calibration B022.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: 0.1 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 = 199.2 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 -74.950 -0.000 0.00000 -0.00267 50.229 -0.00155 CH1 -6.130 6.064 -0.00193 -0.00071 0.000 0.00000 CH2 -5.140 4.414 -0.00096 -0.00125 0.000 0.00000 CH3 -19.150 12.796 -0.00077 -0.00186 0.000 0.00000 Detrend reference date Barometric Response Gauge Response(ns/millibar) CH0 -3.2 CH1 -4.0 CH2 -2.8 CH3 -2.7 Tidal Constituents Gauge Tide Phase Amp(ns) CH0 M2 -143.512 28.695 CH0 O1 113.130 9.889 CH0 P1 104.197 4.804 CH0 K1 97.901 13.684 CH0 N2 -121.524 6.786 CH0 S2 -168.653 7.178 CH1 M2 47.161 19.296 CH1 O1 -76.322 7.565 CH1 P1 -81.377 3.391 CH1 K1 -84.225 9.881 CH1 N2 57.094 4.581 CH1 S2 46.823 6.062 CH2 M2 19.048 41.341 CH2 O1 -43.812 15.847 CH2 P1 -55.775 6.371 CH2 K1 -65.321 17.930 CH2 N2 45.346 8.534 CH2 S2 -10.954 12.302 CH3 M2 -78.221 9.992 CH3 O1 37.033 4.997 CH3 P1 61.591 2.903 CH3 K1 61.779 4.631 CH3 N2 -89.736 2.016 CH3 S2 -77.661 4.216 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 = 199.2 ISOTROPIC 0.29630000 0.51850000 0.29630000 0.22220000 ISOTROPIC -0.37000000 -0.05410000 0.39160000 0.03250000 ISOTROPIC 0.12950000 -0.36640000 0.01710000 0.21980000 Fri Aug 11 19:00:32 MDT 2017