Schlumberger

Mnemonics, Tools, LDS-C


CodeLDS-C
TechnologyNuclear
DisciplinePetrophysics
MethodWIRELINE
DescriptionLitho Density Sonde

Related channels
ChannelDescription
ACTL Long Spacing Acquisition Time
ACTS Short Spacing Acquisition Time
CALI Caliper
CSTS_LDS Density Combined Tool Status Word
D1ST_LDS Short Spacing Status
D2ST_LDS Long Spacing Status
DALP Alpha Factor for Alpha Processing
DPHI Density Porosity
DPHI_DOL Density Porosity (matrix Dolomite)
DPHI_LIM Density Porosity (matrix Limestone)
DPHI_SAN Density Porosity (matrix Sandstone)
DPLS Long Spacing Dead Time Pulse Countrate
DPOA Density Porosity Activation Correction
DPSS Short Spacing Dead Time Pulse Countrate
DRHO Bulk Density Correction
GHD Borehole Diameter
HVML Long Spacing Measured High Voltage
HVMS Short Spacing Measured High Voltage
LDFF Long Spacing Downhole Form Factor
LDQC Density Quality Indicator
LLLL Long Spacing LL Raw Window Count Rate
LLLS Long Spacing LS Raw Window Count Rate
LLLU Long Spacing LU Raw Window Count Rate
LLTH Long Spacing LITH Raw Window Count Rate
LQC_DENS LQC Density Channel
LQC_DENS_LS LQC Long Spacing Density Channel
LQC_DENS_SS LQC Short Spacing Density Channel
LQLS Long-Spaced Quality Indicator
LQSS Short-Spaced Quality Indicator
LSHV High Voltage for Long Spacing Loop
LSRH Long Spacing Density (Uncorrected)
LSSP Long-Spacing Spectrum
NRHO Bulk Density, Enhanced Vertical Resolution
OVRL Long Spacing Overflow Countrate
OVRS Short Spacing Overflow Countrate
PEAL Long Spacing Photoelectric Factor Activation Correction
PEF Photoelectric Factor
PHND Porosity from Enhanced Density
PHND_DOL Porosity from Enhanced Density (matrix Dolomite)
PHND_LIM Porosity from Enhanced Density (matrix Limestone)
PHND_SAN Porosity from Enhanced Density (matrix Sandstone)
PRLS Long Spacing Pile-up Rejection Countrate
PRSS Short Spacing Pile-up Rejection Countrate
RCAL Raw Caliper
RHOA Bulk Density Activation Correction
RHOB Bulk Density
RSS1 Raw Short Spacing Window 1 Count Rate
RSS2 Raw Short Spacing Window 2 Count Rate
S1RH Short Spacing 1 Density
S2RH Short-Spacing SS2 Bulk Density
SDFF Short Spacing Downhole Form Factor
SSHV High Voltage Output for SS Loop
SSSP Short Spacing Spectrum
TCRL Long Spacing Total Countrate
TCRS Short Spacing Total Countrate
ULDS Volumetric Photoelectric Factor

Related parameters
ParameterDescription
CALIPER_GAIN Gain factor for the caliper measurement
CALIPER_OFFSET Offset for the caliper measurement
DRH_AL Bulk Density Correction for Aluminum
DRH_FE Bulk Density Correction for Lithology
DRH_MAL Bulk Density Correction for MAL
DRH_MFE Bulk Density Correction for MFE
LARGE_RING Caliper Calibration Large Ring
LATC Activation Correction Switch
LLLL_CORR_ABG LS LL Corrected Count Rate for ABG
LLLL_CORR_AL Long Spacing LL Corrected Count Rate for Aluminum
LLLL_CORR_BBG LS LL Corrected Count Rate for BBG
LLLL_CORR_BG Long Spacing LL Corrected Count Rate for Background
LLLL_CORR_FE Long Spacing LL Corrected Count Rate for Lithology
LLLL_CORR_MAL LS LL Corrected Count Rate for MAL
LLLL_CORR_MBG LS LL Corrected Count Rate for MBG
LLLL_CORR_MFE LS LL Corrected Count Rate for MFE
LLLS_CORR_ABG LS Corrected Count Rate for ABG
LLLS_CORR_AL Long Spacing LL Corrected Count Rate for Aluminum
LLLS_CORR_BBG LS Corrected Count Rate for BBG
LLLS_CORR_BG Long Spacing LL Corrected Count Rate for Background
LLLS_CORR_FE Long Spacing LL Corrected Count Rate for Lithology
LLLS_CORR_MAL LS Corrected Count Rate for MAL
LLLS_CORR_MBG LS Corrected Count Rate for MBG
LLLS_CORR_MFE LS Corrected Count Rate for MFE
LLLU_CORR_ABG LS LU Corrected Count Rate for ABG
LLLU_CORR_AL Long Spacing LL Corrected Count Rate for Aluminum
LLLU_CORR_BBG LS LU Corrected Count Rate for BBG
LLLU_CORR_BG Long Spacing LL Corrected Count Rate for Background
LLLU_CORR_FE Long Spacing LL Corrected Count Rate for Lithology
LLLU_CORR_MAL LS LU Corrected Count Rate for MAL
LLLU_CORR_MBG LS LU Corrected Count Rate for MBG
LLLU_CORR_MFE LS LU Corrected Count Rate for MFE
LLTH_CORR_ABG LS Lith Corrected Count Rate for ABG
LLTH_CORR_AL Long Spacing LL Corrected Count Rate for Aluminum
LLTH_CORR_BBG LS Lith Corrected Count Rate for BBG
LLTH_CORR_BG Long Spacing LL Corrected Count Rate for Background
LLTH_CORR_FE Long Spacing LL Corrected Count Rate for Lithology
LLTH_CORR_MAL LS Lith Corrected Count Rate for MAL
LLTH_CORR_MBG LS Lith Corrected Count Rate for MBG
LLTH_CORR_MFE LS Lith Corrected Count Rate for MFE
LS_AIR_WATER_RATIO LS Air / Water Ratio
LS_CR_ABG LS Count Rate Spectrum for ABG
LS_CR_AI Long Spacing Count Rate Spectrum for Air Insert
LS_CR_AL Long Spacing Count Rate Spectrum for Aluminum
LS_CR_BBG LS Count Rate Spectrum for BBG
LS_CR_BG Long Spacing Count Rate Spectrum for Background
LS_CR_FE Long Spacing Count Rate Spectrum for Lithology
LS_CR_MAI LS Count Rate Spectrum for MAI
LS_CR_MAL LS Count Rate Spectrum for MAL
LS_CR_MBG LS Count Rate Spectrum for MBG
LS_CR_MFE LS Count Rate Spectrum for MFE
LS_CR_MWI LS Count Rate Spectrum for MWI
LS_CR_WI Long Spacing Count Rate Spectrum for Water Insert
LS_CS_CEN_ABG LS Cs Centroid for ABG
LS_CS_CEN_AI Long Spacing Cs Centroid for Air Insert
LS_CS_CEN_AL Long Spacing Cs Centroid for Aluminum
LS_CS_CEN_BBG LS Cs Centroid for BBG
LS_CS_CEN_BG Long Spacing Cs Centroid for Background
LS_CS_CEN_FE Long Spacing Cs Centroid for Lithology
LS_CS_CEN_MAI LS Cs Centroid for MAI
LS_CS_CEN_MAL LS Cs Centroid for MAL
LS_CS_CEN_MBG LS Cs Centroid for MBG
LS_CS_CEN_MFE LS Cs Centroid for MFE
LS_CS_CEN_MWI LS Cs Centroid for MWI
LS_CS_CEN_WI Long Spacing Cs Centroid for Water Insert
LS_CS_CR_ABG LS Cs Count Rate for ABG
LS_CS_CR_AI Long Spacing Cs Count Rate for Air Insert
LS_CS_CR_AL Long Spacing Cs Count Rate for Aluminum
LS_CS_CR_BBG LS Cs Count Rate for BBG
LS_CS_CR_BG Long Spacing Cs Count Rate for Background
LS_CS_CR_FE Long Spacing Cs Count Rate for Lithology
LS_CS_CR_MAI LS Cs Count Rate for MAI
LS_CS_CR_MAL LS Cs Count Rate for MAL
LS_CS_CR_MBG LS Cs Count Rate for MBG
LS_CS_CR_MFE LS Cs Count Rate for MFE
LS_CS_CR_MWI LS Cs Count Rate for MWI
LS_CS_CR_WI Long Spacing Cs Count Rate for Water Insert
LS_CS_RES_ABG LS Cs Resolution for ABG
LS_CS_RES_AI Long Spacing Cs Resolution for Air Insert
LS_CS_RES_AL Long Spacing Cs Resolution for Aluminum
LS_CS_RES_BBG LS Cs Resolution for BBG
LS_CS_RES_BG Long Spacing Cs Resolution for Background
LS_CS_RES_DRIFT_ABG LS Cs Resolution Drift for ABG
LS_CS_RES_DRIFT_BBG LS Cs Resolution Drift for BBG
LS_CS_RES_DRIFT_BG Long Spacing Cs Resolution Drift for Background
LS_CS_RES_FE Long Spacing Cs Resolution for Lithology
LS_CS_RES_MAI LS Cs Resolution for MAI
LS_CS_RES_MAL LS Cs Resolution for MAL
LS_CS_RES_MBG LS Cs Resolution for MBG
LS_CS_RES_MFE LS Cs Resolution for MFE
LS_CS_RES_MWI LS Cs Resolution for MWI
LS_CS_RES_WI Long Spacing Cs Resolution for Water Insert
LS_MAX_ADC_DNL_ABG LS Maximum ADC DNL for ABG
LS_MAX_ADC_DNL_BBG LS Maximum ADC DNL for BBG
LS_MAX_ADC_DNL_BG Long Spacing Maximum ADC DNL for Background
OVRL_BG Long Spacing Overflow Count Rate for Background
OVRL_MBG LS Overflow Count Rate for MBG
OVRS_BG Short Spacing Overflow Count Rate for Background
OVRS_MBG SS Overflow Count Rate for MBG
PEFL_AL Long Spacing Photoelectric Factor for Aluminum
PEFL_FE Long Spacing Photoelectric Factor for Lithology
PEFL_MAL LS Photoelectric Factor for MAL
PEFL_MFE LS Photoelectric Factor for MFE
QLIR_CMP LIR Quality Ratio
QR_CMP Quality Ratio
QRLI_CMP LI Quality Ratio
QRLS_CMP LS Quality Ratio
QRSS_CMP SS Quality Ratio
RHL_AL Long Spacing Density for Aluminum
RHL_FE Long Spacing Density for Lithology
RHL_MAL LS Density for MAL
RHL_MFE LS Density for MFE
RHOM_AL Bulk Density for Aluminum
RHOM_FE Bulk Density for Lithology
RHOM_MAL Bulk Density for MAL
RHOM_MFE Bulk Density for MFE
RHS3_AL Short Spacing2 Density for Aluminum
RHS3_FE Short Spacing2 Density for Lithology
RHS3_MAL SS2 Density for MAL
RHS3_MFE SS2 Density for MFE
RHS4_AL Short Spacing1 Density for Aluminum
RHS4_FE Short Spacing1 Density for Lithology
RHS4_MAL SS1 Density for MAL
RHS4_MFE SS1 Density for MFE
RSS1_CORR_ABG Raw SS Window 1 Corr Count Rate for MFE
RSS1_CORR_AL Raw Short Spacing Window 1 Corrected Count Rate for Aluminum
RSS1_CORR_BBG Raw SS Window 1 Corr Count Rate for BBG
RSS1_CORR_BG Raw Short Spacing Window 1 Corrected Count Rate for Background
RSS1_CORR_FE Raw Short Spacing Window 1 Corrected Count Rate for Lithology
RSS1_CORR_MAL Raw SS Window 1 Corr Count Rate for MAL
RSS1_CORR_MBG Raw SS Window 1 Corr Count Rate for MBG
RSS1_CORR_MFE Raw SS Window 1 Corr Count Rate for MFE
RSS2_CORR_ABG Raw SS Window 2 Corr Count Rate for MFE
RSS2_CORR_AL Raw Short Spacing Window 2 Corrected Count Rate for Aluminum
RSS2_CORR_BBG Raw SS Window 2 Corr Count Rate for BBG
RSS2_CORR_BG Raw Short Spacing Window 2 Corrected Count Rate for Background
RSS2_CORR_FE Raw Short Spacing Window 2 Corrected Count Rate for Lithology
RSS2_CORR_MAL Raw SS Window 2 Corr Count Rate for MAL
RSS2_CORR_MBG Raw SS Window 2 Corr Count Rate for MBG
RSS2_CORR_MFE Raw SS Window 2 Corr Count Rate for MFE
SMALL_RING Caliper Calibration Small Ring
SS_CR_ABG SS Count Rate Spectrum for ABG
SS_CR_AI Short Spacing Count Rate Spectrum for Air Insert
SS_CR_AL Short Spacing Count Rate Spectrum for Aluminum
SS_CR_BBG SS Count Rate Spectrum for BBG
SS_CR_BG Short Spacing Count Rate Spectrum for Background
SS_CR_FE Short Spacing Count Rate Spectrum for Lithology
SS_CR_MAI SS Count Rate Spectrum for MAI
SS_CR_MAL SS Count Rate Spectrum for MAL
SS_CR_MBG SS Count Rate Spectrum for MBG
SS_CR_MFE SS Count Rate Spectrum for MFE
SS_CR_MWI SS Count Rate Spectrum for MWI
SS_CR_WI Short Spacing Count Rate Spectrum for Water Insert
SS_CS_CEN_ABG SS Cs Centroid for ABG
SS_CS_CEN_AI Short Spacing Cs Centroid for Air Insert
SS_CS_CEN_AL Short Spacing Cs Centroid for Aluminum
SS_CS_CEN_BBG SS Cs Centroid for BBG
SS_CS_CEN_BG Short Spacing Cs Centroid for Background
SS_CS_CEN_FE Short Spacing Cs Centroid for Lithology
SS_CS_CEN_MAI SS Cs Centroid for MAI
SS_CS_CEN_MAL SS Cs Centroid for MAL
SS_CS_CEN_MBG SS Cs Centroid for MBG
SS_CS_CEN_MFE SS Cs Centroid for MFE
SS_CS_CEN_MWI SS Cs Centroid for MWI
SS_CS_CEN_WI Short Spacing Cs Centroid for Water Insert
SS_CS_CR_ABG SS Cs Count Rate for ABG
SS_CS_CR_AI Short Spacing Cs Count Rate for Air Insert
SS_CS_CR_AL Short Spacing Cs Count Rate for Aluminum
SS_CS_CR_BBG SS Cs Count Rate for BBG
SS_CS_CR_BG Short Spacing Cs Count Rate for Background
SS_CS_CR_FE Short Spacing Cs Count Rate for Lithology
SS_CS_CR_MAI SS Cs Count Rate for MAI
SS_CS_CR_MAL SS Cs Count Rate for MAL
SS_CS_CR_MBG SS Cs Count Rate for MBG
SS_CS_CR_MFE SS Cs Count Rate for MFE
SS_CS_CR_MWI SS Cs Count Rate for MWI
SS_CS_CR_WI Short Spacing Cs Count Rate for Water Insert
SS_CS_RES_ABG SS Cs Resolution for ABG
SS_CS_RES_AI Short Spacing Cs Resolution for Air Insert
SS_CS_RES_AL Short Spacing Cs Resolution for Aluminum
SS_CS_RES_BBG SS Cs Resolution for BBG
SS_CS_RES_BG Short Spacing Cs Resolution for Background
SS_CS_RES_DRIFT_ABG SS Cs Resolution Drift for ABG
SS_CS_RES_DRIFT_BBG SS Cs Resolution Drift for BBG
SS_CS_RES_DRIFT_BG Short Spacing Cs Resolution Drift for Background
SS_CS_RES_FE Short Spacing Cs Resolution for Lithology
SS_CS_RES_MAI SS Cs Resolution for MAI
SS_CS_RES_MAL SS Cs Resolution for MAL
SS_CS_RES_MBG SS Cs Resolution for MBG
SS_CS_RES_MFE SS Cs Resolution for MFE
SS_CS_RES_MWI SS Cs Resolution for MWI
SS_CS_RES_WI Short Spacing Cs Resolution for Water Insert
SS_MAX_ADC_DNL_ABG SS Maximum ADC DNL for ABG
SS_MAX_ADC_DNL_BBG SS Maximum ADC DNL for BBG
SS_MAX_ADC_DNL_BG Short Spacing Maximum ADC DNL for Background
SS1_AIR_WATER_RATIO SS1 Air / Water Ratio
TCRL_CORR_ABG Total LS Corrected Count Rate for MFE
TCRL_CORR_AL Total Long Spacing Corrected Count Rate for Aluminum
TCRL_CORR_BBG Total LS Corrected Count Rate for BBG
TCRL_CORR_BG Total Long Spacing Corrected Count Rate for Background
TCRL_CORR_FE Total Long Spacing Corrected Count Rate for Lithology
TCRL_CORR_MAL Total LS Corrected Count Rate for MAL
TCRL_CORR_MBG Total LS Corrected Count Rate for MBG
TCRL_CORR_MFE Total LS Corrected Count Rate for MFE
TCRS_CORR_ABG Total SS Corrected Count Rate for MFE
TCRS_CORR_AL Total Short Spacing Corrected Count Rate for Aluminum
TCRS_CORR_BBG Total SS Corrected Count Rate for BBG
TCRS_CORR_BG Total Short Spacing Corrected Count Rate for Background
TCRS_CORR_FE Total Short Spacing Corrected Count Rate for Lithology
TCRS_CORR_MAL Total SS Corrected Count Rate for MAL
TCRS_CORR_MBG Total SS Corrected Count Rate for MBG
TCRS_CORR_MFE Total SS Corrected Count Rate for MFE


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