INTEGRATED OCEAN DRILLING PROGRAM
ACRONYMS USED FOR WIRELINE SCHLUMBERGER TOOLS
APS |
Accelerator Porosity Sonde |
DIT |
Dual Induction Tool |
DLL |
Dual Laterolog |
DSI |
Dipole Sonic Imager |
EDTC-B
|
Enhanced Digital Telemetry Cartridge |
EMS
|
Environment Measurement Sonde |
FMS |
Formation MicroScanner |
GPIT |
General Purpose Inclinometry Tool |
HLDS |
Hostile Environment Lithodensity Sonde |
HNGS |
Hostile Environment Gamma Ray Sonde |
HRLA
|
High Resolution Laterolog Array Tool |
MCD |
Mechanical Caliper Device |
QAIT |
SlimXtreme Array Induction Imager Tool |
SGT |
Scintillation Gamma Ray Tool |
SP |
Spontaneous Potential |
UBI |
Ultrasonic Borehole Imager |
VSI |
Versatile Seismic Imager |
WST |
Well Seismic Tool |
WST-3 |
3-Component Well Seismic Tool |
ACRONYMS USED FOR LWD SCHLUMBERGER TOOLS
ADN |
adnVISION |
ARC |
arcVISION Tool |
ECO |
EcoScope Tool |
GVR |
geoVISION |
NEO
|
NeoScope Tool |
SONIC |
sonicVISION Tool |
MWD |
Measurement-While Drilling Tool |
NMR |
proVision Tool |
RAB |
Resistivity-at-the-Bit Tool |
SCOPE
|
SonicScope Tool |
TELE |
TeleScope Tool |
ACRONYMS USED FOR NON-SCHLUMBERGER SPECIALTY TOOLS
MGT |
Multisensor Gamma Tool |
MSS
|
Magnetic Susceptibility Sonde |
MTT
|
Modular Temperature Tool
|
TAP
|
Temperature-Acceleration-Pressure Tool
|
ACRONYMS USED FOR THIRD PARTY TOOLS
MAGN-GBM |
Borehole 3-axis Magnetometer (Univ. of Goettingen) |
DEPTH SCALE TERMINOLOGY
|
DRILLING DEPTH SCALE |
DRF
|
Drilling depth below rig floor (m DRF) |
DSF | Drilling depth below sea floor (m DSF) |
WIRELINE LOGGING DEPTH SCALE | |
WRF |
Wireline log depth below rig floor (m WRF) |
WSF |
Wireline log depth below sea floor (m WSF) |
WMSF |
Wireline log matched depth below sea floor (m WMSF) |
WSSF |
Wireline log speed-corrected depth below sea floor (m WSSF) |
LOGGING WHILE DRILLING DEPTH SCALE | |
LRF | LWD depth below rig floor (m LRF) |
LSF
|
LWD depth below sea floor (m LSF) |
CORE DEPTH SCALE | |
CSF |
Core depth below rig floor (m CSF) |
CCSF |
Core composite depth below sea floor (m CCSF) |
MUD DEPTH SCALE | |
MSL | Mud depth below sea level (m MSL) |
SEISMIC DEPTH SCALE | |
SSF |
Seismic depth scale (m SSF) |
ACRONYMS AND UNITS USED FOR WIRELINE SCHLUMBERGER LOGS
AF10 |
QAIT Induction Resistivity, 10in investigation depth (ohmm) |
AF20 |
QAIT Induction Resistivity, 20in investigation depth (ohmm)
|
AF30 |
QAIT Induction Resistivity, 30in investigation depth (ohmm) |
AF60 |
QAIT Induction Resistivity, 60in investigation depth (ohmm) |
AF90 |
QAIT Induction Resistivity, 90in investigation depth (ohmm) |
AFEC |
APS Far Detector Counts (cps) |
APLC |
APS Near/Array Corrected Limestone Porosity (%) |
ANEC |
APS Near Detector Counts (cps) |
AX |
GPIT Acceleration X Axis (ft/s2)
|
AY |
GPIT Acceleration Y Axis (ft/s2)
|
AZ |
GPIT Acceleration Z Axis (ft/s2)
|
AZIM |
GPIT Constant Azimuth for Deviation Correction (deg) |
BAMN
|
UBI Amplitude, Minimum Value (in)
|
BAMX
|
|
C1 |
FMS Caliper 1 (in) |
C2 |
|
CALI |
HLDS/MCD Caliper (in) |
CS |
Cable Speed (m/hr) |
DEVI |
GPIT Hole Deviation (degrees)
|
DF |
Drilling Force (lbf) |
DRH |
Bulk Density Correction (g/cm3) |
DT1 |
DSI Shear Slowness, Lower Dipole (microsec/ft) |
DT1R |
DSI Shear Slowness, Receiver Array, Lower Dipole (microsec/ft) |
DT1T |
DSI Shear Slowness, Transmitter Array, Lower Dipole (microsec/ft) |
DT2 |
DSI Shear Slowness, Upper Dipole (microsec/ft) |
DT2R |
DSI Shear Slowness, Receiver Array, Upper Dipole (microsec/ft) |
DT2T |
DSI Compressional Slowness, Transmitter Array, Upper Dipole (microsec/ft)
|
DT4P |
DSI Shear Slowness, P&S (microsec/ft)
|
DT4S |
DSI Shear Slowness, P&S (microsec/ft) |
DT5 |
DSI Compressional Slowness (microsec/ft), First Detection Mode |
DTCO |
DSI Compressional Slowness (microsec/ft)
|
DTRP |
DSI Compressional Sloeness, Receiver Array, P&S (microsec/ft)
|
DTRS |
DSI Shear Slowness, Receiver Array, P&S (microsec/ft) |
DTSM |
DSI Shear Slowness (microsec/ft) |
DTST |
DSI Stoneley Slowness(microsec/ft) |
DTTP |
DSI Compressional Slowness, Transmitter Array, P&S (microsec/ft) |
DTTS |
DSI Shear Slowness, Transmitter Array, P&S (microsec/ft) |
ECGR |
SGTE Environmentally Corrected Gamma Ray (API units)
|
ECGR
|
SGTE/EDTC-B Environmentally Corrected Gamma Ray (API units)
|
EHGR |
SGTE/EDTC-B Environmentally Corrected High Resolution Gamma Ray (API units)
|
ETIM |
Elapsed Time (sec) |
FINC |
GPIT Magnetic Field Inclination (degrees)
|
FNOR |
GPIT Magnetic Field Total Moment (oersted)
|
FPLC |
APS Far Array Corrected Limestone Porosity (%)
|
FX |
GPIT Magnetic Field on X Axis (oersted)
|
FY |
GPIT Magnetic Field on Y Axis (oersted)
|
FZ |
GPIT Magnetic Field on Z Axis (oersted) |
GR
|
SGTE/EDTC-B Gamma Ray (API units) |
HALC
|
APS High Resolution Near/Array Corrected Limestone Porosity (%) |
HAZI |
GPIT Hole Azimuth (degrees)
|
HBDC |
HLDS High Resolution Bulk Density Correction (g/cm3)
|
HBHK |
HNGS Borehole Potassium (%) |
HCGR |
|
HDEB |
HLDS High Resolution Enhanced Bulk Density (g/cm3)
|
HFEC |
|
HFK |
HNGS Formation Potassium (%)
|
HFLC |
APS High Resolution Far/Array Limestone Porosity Corrected (%)
|
HGR
|
SGTE/EDTC-B High Resolution Gamma Ray (API units)
|
HLCA |
HLDS High Resolution Caliper (in
|
HLEF |
HLDS High Resolution Long-spaced Photoelectric Effect (barns/e-)
|
HNEC |
|
HRHL
|
HLDS High Resolution Long-spaced Bulk Density (g/cm3)
|
HRHS
|
HLDS High Resolution Short-spaced Bulk Density (g/cm3)
|
HROM |
HLDS High Resolution Corrected Bulk Density (g/cm3) |
HSGR |
|
HSIG |
APS High Resolution Formation Capture Cross Section (capture units)
|
HSTO |
|
HTHO |
HNGS Thorium (ppm)
|
HURA |
HNGS Uranium (ppm)
|
IDPH |
|
IMPH |
|
LCAL |
DIT Caliper (in) |
LLD |
ARI/DLL Laterolog Deep (ohmm)
|
LLS |
ARI/DLL Laterolog Shallow (ohmm) |
NRHB |
HLDS Bulk Density (g/cm3) |
P1AZ |
GPIT Pad 1 Azimuth (degrees) |
PEFL |
HLDS Long-spaced Photoelectric Effect (barns/e-) |
RADIUS_25 |
UBI Lower quartile value of the borehole radius distribution (in) |
RADIUS_75 |
|
RADIUS_MEDIAN
|
|
RB |
GPIT Pad 1 Relative Bearing (degrees)
|
RCAV |
|
RCMN |
UBI Corrected Radius, Minimum Value (in)
|
RCMX |
|
REMS |
EMS Mud Resistivity (ohmm) |
RHL |
HLDS Long-spaced Bulk Density (g/cm3)
|
RHOM |
HLDS Corrected Bulk Density (g/cm3) |
RHS |
HLDS Short-spaced Bulk Density (g/cm3)
|
RLA1
|
HRLA Apparent Resistivity from Computed Focusing Mode 1 (ohmm)
|
RLA2
|
HRLA Apparent Resistivity from Computed Focusing Mode 2 (ohmm)
|
RLA3
|
HRLA Apparent Resistivity from Computed Focusing Mode 3 (ohmm)
|
RLA4
|
HRLA Apparent Resistivity from Computed Focusing Mode 4 (ohmm)
|
RLA5
|
HRLA Apparent Resistivity from Computed Focusing Mode 5 (ohmm)
|
RM_HRLT
|
HRLA Computed Mud Resistivity (ohmm)
|
RT_HRLT
|
HRLA True Formation Resistivity (ohmm)
|
SFLU |
DIT Spherically Focused Log (ohmm)
|
SIGF |
APS Formation Capture Cross Section (capture units)
|
SP |
SP Spontaneous Potential (mV)
|
STOF |
APS Computed Standoff (in) |
TENS |
Tension (lb) |
TMP |
Mud Temperature (degC) |
V4P |
DSI Compressional Velocity, from DT4P (P&S; km/s) |
V4S |
|
V5P |
DSI Compressional Velocity (km/s, from DT5) |
VCO |
DSI Compressional Velocity (from DTCO, km/s) |
VELP |
DSI Compressional Velocity (processed from waveforms; km/s) |
VELS |
DSI Shear Velocity (processed from waveforms; km/s) |
VS |
DSI Shear Velocity (from DTSM, km/s) |
VS1 |
DSI Shear Velocity, from DT1 (Lower Dipole; km/s) |
VS1R |
DSI Shear Velocity, from DT1R (Receiver Array, Lower Dipole; km/s)
|
VS1T |
DSI Shear Velocity, from DT1T (Transmitter Array, Lower Dipole; km/s) |
VS2 |
DSI Shear Velocity, from DT2 (Upper Dipole; km/s) |
VS2R |
DSI Shear Velocity, from DT2R (Receiver Array, Upper Dipole; km/s) |
VS2T |
DSI Shear Velocity, from DT2T (Transmitter Array, Upper Dipole; km/s) |
VST |
DSI Stoneley Velocity (from DTST, km/s) |
VRP |
DSI Compressional Velocity, from DTRP (Receiver Array, P&S; km/s) |
VRS |
DSI Shear Velocity, from DTRS (Receiver Array, P&S; km/s) |
VTP |
DSI Compressional Velocity, from DTTP (Transmitter Array, P&S; km/s) |
VTS |
DSI Shear Velocity, from DTTS (Transmitter Array, P&S; km/s) |
ACRONYMS AND UNITS USED FOR LWD/MWD SCHLUMBERGER LOGS
A16B |
ARC/ECO Attenuation Resistivity Blended, 16 in. (ohmm)
|
A22B |
ARC/ECO Attenuation Resistivity Blended, 22 in. (ohmm) |
A28B |
ARC/ECO Attenuation Resistivity Blended, 28 in. (ohmm) |
A34B |
ARC/ECO Attenuation Resistivity Blended, 34 in. (ohmm) |
A40B |
ARC/ECO Attenuation Resistivity Blended, 40 in. (ohmm) |
A16H |
ARC/ECO Attenuation Resistivity, 2 MHz, 16 in. (ohmm) |
A22H |
ARC/ECO Attenuation Resistivity, 2 MHz, 22 in. (ohmm) |
A28H |
|
A34H |
|
A40H |
ARC/ECO Attenuation Resistivity, 2 MHz, 40 in. (ohmm) |
A16L |
ARC/ECO Attenuation Resistivity, 400 KHz, 16 in. (ohmm) |
A22L |
ARC/ECO Attenuation Resistivity, 400 KHz, 22 in. (ohmm) |
A28L |
ARC/ECO Attenuation Resistivity, 400 KHz, 28 in. (ohmm) |
A34L |
ARC/ECO Attenuation Resistivity, 400 KHz, 34 in. (ohmm) |
A40L |
ARC/ECO Attenuation Resistivity, 400 KHz, 40 in. (ohmm) |
ADIA
|
NEO Borehole Diameter, Average (in)
|
AGTM |
|
APRS |
|
ARTM |
|
ATMP |
ARC Annulus Temperature (degC) |
B1TM |
GVR Shallow Resistivity Time after Bit (s)
|
B2TM |
GVR Medium Resistivity Time after Bit (s) |
B3TM |
GVR Deep Resistivity Time after Bit (s) |
BDAV |
GVR Deep Resistivity Average (ohmm) |
BFV |
NMR Bound Fluid Volume (%)
|
BMAV |
GVR Medium Resistivity Average (ohmm) |
BPHI |
ECO Best Thermal Neutron Porosity, Average (%) |
BSAV |
GVR Shallow Resistivity Average (ohmm) |
DCAL |
ADN/ECO Differential Caliper (in)
|
DCAV
|
ECO/NEO/ADN Density Caliper, Average (in)
|
DHAP |
ECO Downhole Annulus Pressure (psi)
|
DHAT |
ECO Downhole Annulus Temperature (degC) |
DRHO |
ADN/ECO Bulk Density Correction (g/cm3)
|
DRRT |
ADN/ECO Correction for ADN rotational density (g/cm3). |
DTAB |
ADN Density Time after Bit (hr) |
DTCO |
SONIC Compressional Delta Time, computed downhole (microsec/ft)
|
DTCU |
|
DWAL_WALK2 |
ECO Dry Weight Fraction Pseudo Aluminum (Walk2 Mode) |
DWCA_WALK2
|
|
DWFE_WALK2 |
|
DWGD_WALK2 |
|
DWK_WALK2 |
ECO Dry Weight Fraction Potassium (Walk2 Mode)
|
DWSI_WALK2 |
|
DWSU_WALK2 |
|
DWTI_WALK2 |
ECO Dry Weight Fraction Titanium (Walk2 Mode)
|
ECD |
ARC Equivalent Circulating Density (lb/gal)
|
FFV |
NMR Free Fluid Volume (%) |
GR |
ARC/GVR Gamma Ray (API Units) |
GRMA |
ECO Gamma Ray, Average (gAPI units)
|
GRTK |
GVR Gamma Ray Time after Bit (s) |
IDDR |
ADN/ECO Image Derived Density Correction
(g/cm3). |
IDPE |
ADN/ECO Image Derived Photoelectric Effect
(barns/e-) |
IDRO |
ADN/ECO Image Derived Bulk Density (g/cm3) |
ISTB |
SONIC Sonic Time after Bit (hr or min) |
ITT |
SONIC Integrated Transit Time (microsec) |
MRP |
NMR Magnetic Resonance Porosity
|
NTAB |
|
P16B |
ARC/ECO Phase Shift Resistivity Blended, 16 in. (ohmm) |
P22B |
ARC/ECO Phase Shift Resistivity Blended, 22 in. (ohmm) |
P28B |
ARC/ECO Phase Shift Resistivity Blended, 28 in. (ohmm) |
P34B |
ARC/ECO Phase Shift Resistivity Blended, 34 in. (ohmm) |
P40B |
ARC/ECO Phase Shift Resistivity Blended, 40 in. (ohmm) |
P16H |
ARC/ECO Phase Shift Resistivity, 2 MHz, 16 in (ohmm) |
P22H |
ARC/ECO Phase Shift Resistivity, 2 MHz, 22 in (ohmm) |
P28H |
ARC/ECO Phase Shift Resistivity, 2 MHz, 28 in (ohmm) |
P34H |
ARC/ECO Phase Shift Resistivity, 2 MHz, 34 in (ohmm) |
P40H |
ARC/ECO Phase Shift Resistivity, 2 MHz, 40 in (ohmm) |
P16L |
ARC/ECO Phase Shift Resistivity, 400 KHz, 16 in (ohmm) |
P22L |
ARC/ECO Phase Shift Resistivity, 400 KHz, 22 in (ohmm) |
P28L |
ARC/ECO Phase Shift Resistivity, 400 KHz, 28 in (ohmm) |
P34L |
ARC/ECO Phase Shift Resistivity, 400 KHz, 34 in (ohmm) |
P40L |
ARC/ECO Phase Shift Resistivity, 400 KHz, 40 in (ohmm) |
PEF |
ADN/ECO Photoelectric Effect (barns/e-) |
RBIT |
GVR Bit Resistivity (ohmm) |
RBTM |
GVR Resistivity Time After Bit (s) |
RING |
GVR Ring Resistivity (ohmm) |
RHOB |
ADN/ECO Bulk Density (g/cm3) |
RHON
|
NEO Bulk Density (g/cm3)
|
ROP5 |
|
RPM |
ADN/ARC/ECO/GVRTool Rotation Speed (rpm) |
RTIM |
GVR Ring Resistivity Time after Bit (hr)
|
T2 |
NMR T2 Distribution (%) |
T2LM |
NMR T2 Logarithmic Mean (ms) |
TAB_DEN |
ARC/ECO Density Time after Bit (s)
|
TAB_NEU |
ARC/ECO Neutron Time after Bit (s)
|
TNPH |
ADN/ECO Thermal Neutron Porosity (%)
|
UCAV
|
ECO/NEO Ultrasonic Caliper, Average (in)
|
VCO |
SONIC Compressional Velocity (Computed Downhole), from DTCO (km/s)
|
VCU |
SONIC Compressional Velocity (Computed Uphole), from DTCU (km/s)
|
ACRONYMS AND UNITS USED FOR SPECIALTY LOGS
AZ
|
MSS Axial Acceleration (m/s2; MSS tool) |
HSUS |
MSS High Resolution Single Coil Susceptibility (SI; MSS tool) |
LCON |
MSS Dual Coil Conductivity (S/m; MSS tool) |
DSUS |
MSS Deep Dual Coil Susceptibility (SI; MSS tool) |
TEMP |
MSS Internal Tool Temperature (degC; MSS tool) |
WTEP
|
MSS Well Temperature(degC; MSS tool) |
ZACC
|
MSS Vertical Acceleration (m/s2; MSS tool) |