TSM2 tstartsm2bit2021 Latitude 43.39619 Longitude 12.489944 Elevation 630.0 m Install Date 2021-11-03 Contents Of Tar files for year YYYY File Contents TSM2.YYYY.xml.gauge0.txt.gz Processed data from gauge 0 (CH0) TSM2.YYYY.xml.gauge1.txt.gz Processed data from gauge 1 (CH1) TSM2.YYYY.xml.gauge2.txt.gz Processed data from gauge 2 (CH2) TSM2.YYYY.xml.gauge3.txt.gz Processed data from gauge 3 (CH3) TSM2.YYYY.xml.Eee+Enn.txt.gz Processed areal strain, manufacturer's calibration TSM2.YYYY.xml.Eee-Enn.txt.gz Processed differential strain, manufacturer's calibration TSM2.YYYY.xml.2Ene.txt.gz Processed engineering shear strain, manufacturer's calibration some tars may contain the additional files TSM2.YYYY.xml.Eee+Enn.ER2010.txt.gz Processed areal strain, Preliminary calibration TSM2.YYYY.xml.Eee-Enn.ER2010.txt.gz Processed differential strain, Preliminary calibration TSM2.YYYY.xml.2Ene.ER2010.txt.gz Processed engineering shear strain, REF 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 = 345.4 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 0.0 0.0 0.0 0.0 0.0 0.0 CH1 0.0 0.0 0.0 0.0 0.0 0.0 CH2 0.0 0.0 0.0 0.0 0.0 0.0 CH3 0.0 0.0 0.0 0.0 0.0 0.0 Detrend reference date 2021-11-10T00:00:00 Barometric Response Gauge Response(ns/millibar) CH0 -3.72029 CH1 -3.15002 CH2 -3.51535 CH3 -3.30219 Tidal Constituents Gauge Tide Phase Amp(ns) CH0 M2 28.084 9.554 CH0 O1 -95.971 1.775 CH0 P1 -117.302 0.604 CH0 K1 -123.398 2.124 CH0 N2 28.831 1.78 CH0 S2 32.12 4.319 CH1 M2 151.579 1.508 CH1 O1 -13.613 7.254 CH1 P1 -11.641 3.036 CH1 K1 -17.378 8.305 CH1 N2 144.511 0.25 CH1 S2 156.394 1.362 CH2 M2 -100.623 4.06 CH2 O1 126.284 3.701 CH2 P1 126.517 1.743 CH2 K1 129.017 4.899 CH2 N2 -102.603 0.803 CH2 S2 -100.668 1.724 CH3 M2 -2.296 5.32 CH3 O1 159.413 3.687 CH3 P1 155.515 1.772 CH3 K1 157.59 5.289 CH3 N2 -2.705 0.984 CH3 S2 -0.349 2.597 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 = 345.4 ISOTROPIC 0.2962963 0.51851852 0.2962963 0.22222222 ISOTROPIC -0.26071205 0.3181333 0.13345873 -0.19087998 ISOTROPIC -0.29268472 -0.18964551 0.36854292 0.1137873 CH Preliminary Tidal Calibration 2022-02-15 to 2022-09-16 Calculated CH0 orientation = 332.0 degrees east of north (p-wave analysis) PRELIM 1.47806614 2.96644243 1.79049292 1.54071184 PRELIM -0.85734816 0.06642379 -0.06388237 -0.62321107 PRELIM -0.11239803 0.71852231 1.31617787 0.70596659 Reference: N/A, rmse 0.12 Mandler et al. 2024 Calibration Note: this matrix must be applied prior to linearization of raw counts EM2024 0.0000725 0.0001617 0.0000807 0.0000862 EM2024 -0.0000472 -0.0000087 -0.0000089 -0.0000417 EM2024 -0.0000081 0.0000442 0.0000654 0.0000394 Tue Oct 03 00:00:00 UTC 2023