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Table T39. Summary of LWD/MWD data files and included parameters, Hole C0002P.

Data Raw Processed Processing by Depth reference Logs included Data included Available formats
Real time X     BRT Main (4130–4266.4 m BRT) Depth; at-bit resistivity; shallow resistivity; gamma radiation; rotations per minute; torque, EWR tool temperature; EWR formation exposure time; 16, 24, 40, and 48 inch phase resistivity; rate of penetration; weight on bit; true vertical depth; compressional slowness LAS/DLIS
Memory data X X LSS BRT, mbsf Main (4130–5026 m BRT) Depth; gamma radiation; rotations per minute; torque; EWR tool temperature; EWR formation exposure time; annular pressure; annular equivalent circulation density; 16, 24, 32, 40, and 48 inch phase and attenuation resistivity (2 MHz, 500 kHz, and 250 kHz); rate of penetration; weight on bit LAS/DLIS
Sonic   X Halliburton BRT, mbsf Main (4130–5026 m BRT) Depth, compressional slowness, reference shear slowness, VP/VS ratio, compressional velocity, shear velocity, sonic caliper (minimum, maximum, and average ellipse diameter) LAS/DLIS
Image Log   X Halliburton, LSS BRT, mbsf Main (4130–5026 m BRT) At-bit resistivity, ring resistivity, borehole electrical resistivity image LAS/DLIS/PDF
Time X     BRT Main (4130–5026 m BRT) Time, depth, rate of penetration, 27 and 39 inch phase resistivity, EWR exposure time, EWR tool temperature, gamma radiation, annular pressure, annular equivalent circulation density, true vertical depth ASCII
Survey X     BRT Main (3904–5026 m BRT) Depth, true vertical depth, inclination PDF

BRT = below rig table. LSS = logging staff scientist, EWR = electromagnetic wave resistivity. DLIS = digital log information standard, LAS = log ASCII standard.

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