ESN1 marmaesn1btr2015 Latitude 40.5963 Longitude 28.9223 Elevation 2 m Install Date 2015-10-05 Contents Of Tar files for year YYYY File Contents ESN1.YYYY.xml.gauge0.txt.gz Processed data from gauge 0 (CH0) ESN1.YYYY.xml.gauge1.txt.gz Processed data from gauge 1 (CH1) ESN1.YYYY.xml.gauge2.txt.gz Processed data from gauge 2 (CH2) ESN1.YYYY.xml.gauge3.txt.gz Processed data from gauge 3 (CH3) ESN1.YYYY.xml.Eee+Enn.txt.gz Processed areal strain, manufacturer's calibration ESN1.YYYY.xml.Eee-Enn.txt.gz Processed differential strain, manufacturer's calibration ESN1.YYYY.xml.2Ene.txt.gz Processed engineering shear strain, manufacturer's calibration some tars may contain the additional files ESN1.YYYY.xml.Eee+Enn.ER2010.txt.gz Processed areal strain, Roeloffs [2010], calibration ESN1.YYYY.xml.Eee-Enn.ER2010.txt.gz Processed differential strain, Roeloffs [2010], calibration ESN1.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 = 243 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 0.000 0.000 0.00000 0.00000 0.000 0.00000 CH1 0.000 0.000 0.00000 0.00000 0.000 0.00000 CH2 0.000 0.000 0.00000 0.00000 0.000 0.00000 CH3 0.000 0.000 0.00000 0.00000 0.000 0.00000 Detrend reference date /detrend_ref Barometric Response Gauge Response(ns/millibar) CH0 -3.9 CH1 -4.9 CH2 -2.5 CH3 -1.4 Tidal Constituents Gauge Tide Phase Amp(ns) CH0 M2 179.939 6.901 CH0 O1 -173.512 2.507 CH0 N2 -169.687 1.334 CH0 S2 -158.567 4.202 CH1 M2 -146.285 12.459 CH1 O1 108.400 4.726 CH1 N2 -144.085 2.342 CH1 S2 -143.147 7.258 CH2 M2 3.040 9.140 CH2 O1 162.986 0.471 CH2 N2 3.456 1.809 CH2 S2 4.807 4.292 CH3 M2 16.447 10.811 CH3 O1 -80.548 2.886 CH3 N2 20.792 1.818 CH3 S2 14.613 4.936 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 = 243 ISOTROPIC 0.29629630 0.51851852 0.29629630 0.22222222 ISOTROPIC 0.10825927 -0.36888102 0.03929313 0.22132861 ISOTROPIC 0.37671613 0.03318135 -0.38998867 -0.01990881 Thu Dec 15 10:53:41 MST 2022