TSM4 tstartsm4bit2022 Latitude 43.3087 Longitude 12.3046 Elevation 270.0 m Install Date 2022-05-14 Contents Of Tar files for year YYYY File Contents TSM4.YYYY.xml.gauge0.txt.gz Processed data from gauge 0 (CH0) TSM4.YYYY.xml.gauge1.txt.gz Processed data from gauge 1 (CH1) TSM4.YYYY.xml.gauge2.txt.gz Processed data from gauge 2 (CH2) TSM4.YYYY.xml.gauge3.txt.gz Processed data from gauge 3 (CH3) TSM4.YYYY.xml.Eee+Enn.txt.gz Processed areal strain, manufacturer's calibration TSM4.YYYY.xml.Eee-Enn.txt.gz Processed differential strain, manufacturer's calibration TSM4.YYYY.xml.2Ene.txt.gz Processed engineering shear strain, manufacturer's calibration some tars may contain the additional files TSM4.YYYY.xml.Eee+Enn.ER2010.txt.gz Processed areal strain, Preliminary calibration TSM4.YYYY.xml.Eee-Enn.ER2010.txt.gz Processed differential strain, Preliminary calibration TSM4.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 = 312.1 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 2022-05-21T00:00:00 Barometric Response Gauge Response(ns/millibar) CH0 -14.1478 CH1 -13.9324 CH2 -14.7601 CH3 -11.7968 Tidal Constituents Gauge Tide Phase Amp(ns) CH0 M2 -152.442 8.145 CH0 O1 -26.574 0.919 CH0 P1 -96.044 3.443 CH0 K1 174.939 0.313 CH0 N2 -150.93 1.701 CH0 S2 -177.358 6.897 CH1 M2 -135.597 6.466 CH1 O1 173.644 7.941 CH1 P1 -177.645 3.699 CH1 K1 167.879 11.179 CH1 N2 -134.421 1.306 CH1 S2 -167.087 5.006 CH2 M2 62.103 3.598 CH2 O1 -100.584 2.957 CH2 P1 -115.769 4.322 CH2 K1 -128.803 3.054 CH2 N2 81.06 0.665 CH2 S2 126.499 3.963 CH3 M2 154.664 2.018 CH3 O1 -37.558 4.11 CH3 P1 -78.753 3.115 CH3 K1 -42.206 3.777 CH3 N2 166.695 0.464 CH3 S2 159.071 4.264 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 = N/A ISOTROPIC 0.00 0.00 0.00 0.00 ISOTROPIC 0.00 0.00 0.00 0.00 ISOTROPIC 0.00 0.00 0.00 0.00 CH Preliminary Tidal Calibration 2022-07-01 to 2022-11-01 Calculated CH0 orientation = na degrees east of north (p-wave analysis) PRELIM -0.98020132 -1.89250296 -1.86745614 -0.88824262 PRELIM 1.16716663 0.06368346 -0.11361935 0.65476149 PRELIM -0.07610832 -0.22464504 -1.48978322 -0.76085799 Reference: N/A, rmse 0.67 Mandler et al. 2024 Calibration Note: this matrix must be applied prior to linearization of raw counts EM2024 -0.0000391 -0.0000633 -0.0000363 -0.0000182 EM2024 0.0000546 -0.0000075 -0.0000256 0.0000284 EM2024 0.0000007 0.0000028 -0.0000486 -0.0000269 Tue Oct 03 00:00:00 UTC 2023