Schlumberger

Mnemonics, Tools, ADN8


CodeADN8
TechnologyNuclear
DisciplinePetrophysics
MethodMWD
DescriptionAzimuthal Density Neutron Tool, 8-1/4 Inch

Related channels
ChannelDescription
ADIA Average Borehole Diameter
ADIA_DH Average Borehole Diameter, Computed Downhole
ANGA Quadrant Calibration Angle Used
ANGXFLAG Flag for Angle X Disagreement Between Tool Value and Trajectory Value
BHCX Tool Position In Borehole Centered X Coordinate
BHCY Tool Position In Borehole Centered Y Coordinate
BNPB Neutron Borehole Invariant Porosity, Bottom Half
BNPH Neutron Borehole Invariant Porosity
BNPU Neutron Borehole Invariant Porosity, Upper Half
CC15 Ultrasonic Borehole Centered Caliper Along Axis 1 and 5
CC26 Ultrasonic Borehole Centered Caliper Along Axis 2 and 6
CC37 Ultrasonic Borehole Centered Caliper Along Axis 3 and 7
CC48 Ultrasonic Borehole Centered Caliper Along Axis 4 and 8
CDF1 ADN Ultrasonic Cumulative Distribution Function For Sector 1
CDF2 ADN Ultrasonic Cumulative Distribution Function For Sector 2
CDF3 ADN Ultrasonic Cumulative Distribution Function For Sector 3
CDF4 ADN Ultrasonic Cumulative Distribution Function For Sector 4
CDF5 ADN Ultrasonic Cumulative Distribution Function For Sector 5
CDF6 ADN Ultrasonic Cumulative Distribution Function For Sector 6
CDF7 ADN Ultrasonic Cumulative Distribution Function For Sector 7
CDF8 ADN Ultrasonic Cumulative Distribution Function For Sector 8
CL15 Ultrasonic Caliper Along Axis 1 and 5
CL15_DH Ultrasonic Caliper Along Axis 1 and 5, Computed Downhole
CL26 Ultrasonic Caliper Along Axis 2 and 6
CL37 Ultrasonic Caliper Along Axis 3 and 7
CL37_DH Ultrasonic Caliper Along Axis 3 and 7, Computed Downhole
CL48 Ultrasonic Caliper Along Axis 4 and 8
DEVI Hole Deviation
DEVI_ADN ADN Hole Deviation from Well Survey
DM15 Ultrasonic Tool Delta Movement Along Axis 1 and 5
DM15_DH Ultrasonic Tool Delta Movement Along Axis 1 and 5, Computed Downhole
DM26 Ultrasonic Tool Delta Movement Along Axis 2 and 6
DM26_DH Ultrasonic Tool Downhole Delta Movement Along Axis 2 and 6
DM37 Ultrasonic Tool Delta Movement Along Axis 3 and 7
DM37_DH Ultrasonic Tool Delta Movement Along Axis 3 and 7, Computed Downhole
DM48 Ultrasonic Tool Delta Movement Along Axis 4 and 8
DM48_DH Ultrasonic Tool Downhole Delta Movement Along Axis 4 and 8
DPHB Density Porosity from ROBB
DPHI Density Porosity
DPNB Density Porosity from NROB
DRHB Bulk Density Correction, Bottom
DRHB_A Bulk Density Correction, Bottom, Computed Downhole
DRHL Bulk Density Correction, Left
DRHO Bulk Density Correction
DRHO_A Bulk Density Correction, Computed Downhole
DRHR Bulk Density Correction, Right
DRHU Bulk Density Correction, Up
DRIM Radii Image from Density Caliper
DROB_A Bulk Density Correction, Bottom, Computed Downhole
DROL_A Bulk Density Correction, Left, Computed Downhole
DROR_A Bulk Density Correction, Right, Computed Downhole
DROU_A Bulk Density Correction, Up, Computed Downhole
DRSC Bulk Density Correction, 16-Sector
DRSI Bulk Density Correction Image, 0.1 ft, 16-Sector
EPRA Epithermal Neutron Ratio
EPRB Epithermal Neutron Ratio, Bottom
EPRU Epithermal Neutron Ratio, Upper
FAR Average, Far Total Count Rate
FAR1 Neutron Far Tube 1 Average Count Rate
FAR2 Neutron Far Tube 2 Average Count Rate
FAR3 Neutron Far Tube 3 Average Count Rate
FAR4 Neutron Far Tube 4 Average Count Rate
FAR5 Neutron Far Tube 5 Average Count Rate
FAZ1 Calibrated Neutron Far Tube 1 Count Rates, 8-Sector Waveform
FAZ1_R Neutron Far Tube 1 Count Rates, 8-Sector Waveform
FAZ2 Calibrated Neutron Far Tube 2 Count Rate, 8-Sector Waveformm
FAZ2_R Neutron Far Tube 2 Count Rates, 8-Sector Waveform
FAZ3 Calibrated Neutron Far Tube 3 Count Rates, 8-Sector Waveformm
FAZ3_R Neutron Far Tube 3 Count Rates, 8-Sector Waveform
FAZ4 Calibrated Neutron Far Tube 4 Count Rates, 8-Sector Waveformm
FAZ4_R Neutron Far Tube 4 Count Rates, 8-Sector Waveform
FAZ5 Calibrated Neutron Far Tube 5 Count Rates, 8-Sector Waveformm
FAZ5_R Neutron Far Tube 5 Count Rates, 8-Sector Waveform
GASP Gas Probability
GHD Borehole Diameter
HAZI Hole Azimuth Relative to True North
HAZI_ADN ADN Hole Azimuth from Well Survey
HORD Horizontal Hole Diameter
IBT1 Battery 1 Current
IBT2 Battery 2 Current
IDDP Image Derived Density Tool Path in Sectors
IDDQ Quality Image from Image Derived Density, 16-Sector
IDDR Image Derived Density Correction
IDPE Image Derived Photoelectric Factor
IDQR Image Derived Density Quality Ratio
IDR1 Image Derived Density Fourier Coefficients Ratio 1
IDR2 Image Derived Density Fourier Coefficients Ratio 2
IDRO Image Derived Density
IDU Image Derived Volumetric Photoelectric Factor
LTAZ1 Long Spacing Density Time Spectrum, 16-Sector Waveform
NAZ1 Calibrated Neutron Near Tube 1 Count Rates, 8-Sector Waveformm
NAZ1_R Neutron Near Tube 1 Count Rates, 8-Sector Waveform
NAZ2 Calibrated Neutron Near Tube 2 Count Rates, 8-Sector Waveformm
NAZ2_R Neutron Near Tube 2 Count Rates, 8-Sector Waveform
NAZ3 Calibrated Neutron Near Tube 3 Count Rates, 8-Sector Waveformm
NAZ3_R Neutron Near Tube 3 Count Rates, 8-Sector Waveform
NEAR Average, Near Total Count Rate
NER1 Neutron Near Tube 1 Average Count Rate
NER2 Neutron Near Tube 2 Average Count Rate
NER3 Neutron Near Tube 3 Average Count Rate
NRHO Bulk Density, Enhanced Vertical Resolution
NROB Bulk Density, Enhanced Vertical Resolution, Bottom
NRRH Higher range near total count rate
P1AZ Pad 1 Azimuth in Horizontal Plane (0 = True North)
P1NO Pad 1 Azimuth in Plane Orthogonal to Tool Axis (0 = True North)
P1NO_ADN_RT ADN Pad 1 Azimuth in Plane Orthogonal to Tool Axis (0 = True North), Real-Time
PEAH Higher Range Photoelectric Ratio,Total,Real-Time
PEB Photoelectric Factor, Bottom
PEBH Higher Range Photoelectric Ratio, Bottom Quadrant, Real-Time
PEF Photoelectric Factor
PEL Photoelectric Factor, Left
PELH Higher Range Photoelectric Ratio, Left Quadrant, Real-Time
PER Photoelectric Factor, Right
PERA_A Photoelectric Ratio, Average, Computed Downhole
PERB_A Photoelectric Ratio, Bottom Quadrant, Computed Downhole
PERH Higher Range Photoelectric Ratio, Right Quadrant, Real-Time
PERL_A Photoelectric Ratio, Left Quadrant, Computed Downhole
PERR_A Photoelectric Ratio, Right Quadrant, Computed Downhole
PERU_A Photoelectric Ratio, Up Quadrant, Computed Downhole
PESC Photoelectric Factor, 16-Sector
PESI Photoelectric Factor Image, 0.1 ft, 16-Sector
PEU Photoelectric Factor, Up
PEUH Higher Range Photoelectric Ratio, Up Quadrant, Real-Time
PMUD Mud Photoelectric Factor
QCDF Quality Status Word for Ultrasonic Cumulative Distribution Function
QIDD Tool Path Quality Reference
QRBB ROBB Quality Reference
RB Relative Bearing
RB_ADN_RT ADN Relative Bearing, Real-Time
RHOB Bulk Density
RHOB_A Bulk Density, Computed Downhole
RHOL Long Spacing Bulk Density
RHOL_UNC Uncorrected Long Spacing Bulk Density
RHOS Short Spacing Bulk Density
RHOS_UNC Uncorrected Short Spacing Bulk Density
RLSC Long Spacing Bulk Density, 16-Sector
RLSC_UNC Uncorrected Long Spacing Bulk Density, 16-Sector
RLSI Long Spacing Bulk Density Image, 0.1 ft, 16-Sector
ROBB Bulk Density, Bottom
ROBB_A Bulk Density, Bottom, Computed Downhole
ROBL Bulk Density, Left
ROBL_A Bulk Density, Left, Computed Downhole
ROBR Bulk Density, Right
ROBR_A Bulk Density, Right, Computed Downhole
ROBU Bulk Density, Up
ROBU_A Bulk Density, Up, Computed Downhole
ROLB Long Spacing Bulk Density, Bottom
ROLL Long Spacing Bulk Density, Left
ROLR Long Spacing Bulk Density, Right
ROLU Long Spacing Bulk Density, Up
ROMT Maximum Bulk Density
ROSB Short Spacing Bulk Density, Bottom
ROSC Bulk Density, 16-Sector
ROSI Bulk Density Image, 0.1 ft, 16-Sector
ROSL Short Spacing Bulk Density, Left
ROSR Short Spacing Bulk Density, Right
ROSU Short Spacing Bulk Density, Up
RPM Rotational Speed
RSSC Short Spacing Bulk Density, 16-Sector
RSSC_UNC Uncorrected Short Spacing Bulk Density, 16-Sector
RSSI Short Spacing Bulk Density Image, 0.1 ft, 16-Sector
SAZ1 Raw Short Spacing Window 1 Count Rate, 16-Sector Waveform
SAZ2 Raw Short Spacing Window 3 Count Rate, 16-Sector Waveform
SHK1 Shock Rate, over 50G
SHK2 Shock Rate, over 200G
SHKL Tool Shock Level
SOA1 Average Ultrasonic Standoff For Sector 1
SOA2 Average Ultrasonic Standoff For Sector 2
SOA3 Average Ultrasonic Standoff For Sector 3
SOA4 Average Ultrasonic Standoff For Sector 4
SOA5 Average Ultrasonic Standoff For Sector 5
SOA6 Average Ultrasonic Standoff For Sector 6
SOA7 Average Ultrasonic Standoff For Sector 7
SOA8 Average Ultrasonic Standoff For Sector 8
SRPM RPM Standard Deviation
STAZ1 Short Spacing Density Time Spectrum, 16-Sector Waveform
STOH Top-of-Hole Sector
TAB_DEN Density Time After Bit
TAB_NEU Neutron Time After Bit
TAZN Neutron Time Spectrum, 8-Sector Waveform
TICKS_UWVF Ultrasonic Waveform Tick Marks
TNPB Thermal Neutron Porosity, Bottom
TNPB_LIM Thermal Neutron Porosity, Bottom (matrix limestone)
TNPB_SAN Thermal Neutron Porosity, Bottom (matrix sandstone)
TNPB_UNC Uncorrected Thermal Neutron Porosity, Bottom (only hole size correction applied)
TNPB_UNC_LIM Uncorrected Thermal Neutron Porosity, Bottom (hole size correction only, matrix limestone)
TNPB_UNC_SAN Uncorrected Thermal Neutron Porosity, Bottom (hole size correction only, matrix sandstone)
TNPH Thermal Neutron Porosity (Ratio Method) in Selected Lithology
TNPH_UNC Uncorrected Thermal Neutron Porosity (only hole size correction applied)
TNPH_UNC_LIM Uncorrected Thermal Neutron Porosity (hole size correction only, matrix limestone)
TNPH_UNC_SAN Uncorrected Thermal Neutron Porosity (hole size correction only, matrix sandstone)
TNPU_LIM Thermal Neutron Porosity, Up (matrix limestone)
TNPU_SAN Thermal Neutron Porosity, Up (matrix sandstone)
TNPU_UNC_LIM Uncorrected Thermal Neutron Porosity, Up (hole size correction only, matrix limestone)
TNPU_UNC_SAN Uncorrected Thermal Neutron Porosity, Up (hole size correction only, matrix sandstone)
TNRA Thermal Neutron Ratio
TNRA_UNC Uncorrected Thermal Neutron Ratio (only hole size correction applied)
TNRB Thermal Neutron Ratio, Bottom
TSTA Tool Status
TTEM Tool Temperature
U Volumetric Photoelectric Factor
UB Volumetric Photoelectric Factor, Bottom
UL Volumetric Photoelectric Factor, Left
UMUD Mud Volumetric Photoelectric Factor
UOIM Average Ultrasonic Standoff Image, Sector
UR Volumetric Photoelectric Factor, Right
USC Volumetric Photoelectric Factor, 16-Sector
USI Volumetric Photoelectric Factor Image, 0.1 ft, 16-Sector
UU Volumetric Photoelectric Factor, Up
UWF Ultrasonic Waveform
UWVF_DET_TIME Ultrasonic Waveform Detect Time
UWVF_QC Ultrasonic Waveform Quality Control
VERD Vertical Hole Diameter
VRPM Rotational Speed Variation
WMUD Density (Weight) of Mud
WMUD_MAX Mud Maximum Density
WMUD_MIN Mud Minimum Density

Related parameters
ParameterDescription
ALPHA_DEN_OPT Density Enhanced Vertical Resolution Processing Switch
AUTO_STOH Computation of Top-of-Hole Sector
FAZ1_AIR Far Tube 1 Count Rate - Air
FAZ1_H2O Far Tube 1 Count Rate - Water
FAZ1_ROD Far Tube 1 Count Rate - Rod
FAZ2_AIR Far Tube 2 Count Rate - Air
FAZ2_H2O Far Tube 2 Count Rate - Water
FAZ2_ROD Far Tube 2 Count Rate - Rod
FAZ3_AIR Far Tube 3 Count Rate - Air
FAZ3_H2O Far Tube 3 Count Rate - Water
FAZ3_ROD Far Tube 3 Count Rate - Rod
FAZ4_AIR Far Tube 4 Count Rate - Air
FAZ4_H2O Far Tube 4 Count Rate - Water
FAZ4_ROD Far Tube 4 Count Rate - Rod
FAZ5_AIR Far Tube 5 Count Rate - Air
FAZ5_H2O Far Tube 5 Count Rate - Water
FAZ5_ROD Far Tube 5 Count Rate - Rod
FPHIM_RM Porosity channel selector for recorded mode
FPHIM_RT Porosity channel selector for real time
GCSE_RM Generalized Caliper Selection for DnM recorded mode
GCSE_RT Generalized Caliper Selection for DnM real time
GTSM_RM Generalized Temperature Selection for recorded mode, from Measured Temperature
GTSM_RT Generalized Temperature Selection for real time, from Measured Temperature
HVAS_RM Borehole area measurement selector for hole volume computation in recorded mode
HVAS_RT Borehole area measurement selector for hole volume computation in real time
IDQT Image Derived Quality Threshold
IHVS Integrated Hole Volume Start Value
KFR1 Far Tube 1 Processing Switch
KFR2 Far Tube 2 Processing Switch
KFR3 Far Tube 3 Processing Switch
KFR4 Far Tube 4 Processing Switch
KFR5 Far Tube 5 Processing Switch
KNR1 Near Tube 1 Processing Switch
KNR2 Near Tube 2 Processing Switch
KNR3 Near Tube 3 Processing Switch
KUWF Ultrasonic Waveform Processing Switch
LSW3_AL Long Spacing Window 3 Counte Rate- Aluminum Block
LSW3_BG Long Spacing Window 3 Counte Rate- Background
LSW3_MG Long Spacing Window 3 Counte Rate- Magnesium Block
NAZ1_AIR Near Tube 1 Count Rate - Air
NAZ1_H2O Near Tube 1 Count Rate - Water
NAZ1_ROD Near Tube 1 Count Rate - Rod
NAZ2_AIR Near Tube 2 Count Rate - Air
NAZ2_H2O Near Tube 2 Count Rate - Water
NAZ2_ROD Near Tube 2 Count Rate - Rod
NAZ3_AIR Near Tube 3 Count Rate - Air
NAZ3_H2O Near Tube 3 Count Rate - Water
NAZ3_ROD Near Tube 3 Count Rate - Rod
NEUT_PORO_H2O_FAR Far Neutron Water Porosity
NEUT_PORO_H2O_NEAR Near Neutron Water Porosity
NORM_TYPE Image Normalization Type
NORM_WIN_SIZE Window Size for Dynamic Image Normalization
PONY_SUB Pony Sub
RHOL_H2O Long Spacing Water Density
RHOS_H2O Short Spacing Water Density
SSW1_AL Short Spacing Window 1 Counte Rate- Aluminum Block
SSW1_BG Short Spacing Window 1 Counte Rate- Background
SSW1_H2O Short Spacing Window 1 Count Rate - Water
SSW1_MG Short Spacing Window 1 Counte Rate- Magnesium Block
SSW3_AL Short Spacing Window 3 Counte Rate- Aluminum Block
SSW3_BG Short Spacing Window 3 Counte Rate- Background
SSW3_H2O Short Spacing Window 3 Count Rate - Water
SSW3_MG Short Spacing Window 3 Counte Rate- Magnesium Block
STAT_NORM_MAX Maximum for Static Normalization
STAT_NORM_MIN Minimum for Static Normalization
STOH Top of Hole Sector
TOOL_ANGLEX Value of Angle X Programmed into the Tool
USIN Ultrasonic Sensor Inset
WASLOC Ultrasonic Waveform: Time (usec) used to measure amplitude


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