Curve Mnemonic Dictionary

Mnemonics, Tools, SSLT

Code	SSLT
Technology	Acoustic
Discipline	Petrophysics
Method	WIRELINE
Description	SLIM Sonic Logging Tool

Related channels

Channel	Description
BI	Bond Index
BILI	Bond Index Level for Zone Isolation
CBL	CBL Amplitude
CBLF	CBL Amplitude (Fluid Compensated)
CMCG	CBL Cement Type Compensation Gain
DT	Delta-T (also called Slowness or Interval Transit Time)
DTC_RA_BHC	Delta-T Compressional, Receiver Array - BHC by Upper and Lower Transmitters
DTC_RA_FT	Delta-T Compressional, Receiver Array - Far Transmitter
DTC_RA_LT	Delta-T Compressional, Receiver Array - Lower Transmitter
DTC_RA_UT	Delta-T Compressional, Receiver Array - Upper Transmitter
DTC_TA_FT	Delta-T Compressional, Transmitter Array - Far Transmitter
DTC_TA_LT	Delta-T Compressional, Transmitter Array - Lower Transmitter
DTC_TA_UT	Delta-T Compressional, Transmitter Array - Upper Transmitter
DTCO	Delta-T Compressional
DTL	Delta-T Long Spacing
DTS_RA_BHC	Delta-T Shear, Receiver Array - BHC by Upper and Lower Transmitters
DTS_RA_FT	Delta-T Shear, Receiver Array - Far Transmitter
DTS_RA_LT	Delta-T Shear, Receiver Array - Lower Transmitter
DTS_RA_UT	Delta-T Shear, Receiver Array - Upper Transmitter
DTS_TA_FT	Delta-T Shear, Transmitter Array - Far Transmitter
DTS_TA_LT	Delta-T Shear, Transmitter Array - Lower Transmitter
DTS_TA_UT	Delta-T Shear, Transmitter Array - Upper Transmitter
DTSM	Delta-T Shear
FCF	CBL Fluid Compensation Factor
FVPU	Fraction of Valid Data in Preference Used
GOBO	Good Bond
ITT	Integrated Transit Time
LQC_HW_STAT	Hardware Total Status
NPK_RA_FT	Number of STC Peaks, Receiver Array - Far Transmitter
NPK_RA_LT	Number of STC Peaks, Receiver Array - Lower Transmitter
NPK_RA_UT	Number of STC Peaks, Receiver Array - Upper Transmitter
NPK_TA_FT	Number of STC Peaks, Transmitter Array - Far Transmitter
NPK_TA_LT	Number of STC Peaks, Transmitter Array - Lower Transmitter
NPK_TA_UT	Number of STC Peaks, Transmitter Array - Upper Transmitter
PKCH_RA_FT	STC Peak Coherence, Receiver Array - Far Transmitter
PKCH_RA_LT	STC Peak Coherence, Receiver Array - Lower Transmitter
PKCH_RA_UT	STC Peak Coherence, Receiver Array - Upper Transmitter
PKCH_TA_FT	STC Peak Coherence, Transmitter Array - Far Transmitter
PKCH_TA_LT	STC Peak Coherence, Transmitter Array - Lower Transmitter
PKCH_TA_UT	STC Peak Coherence, Transmitter Array - Upper Transmitter
PKSL_RA_FT	STC Peak Slowness, Receiver Array - Far Transmitter
PKSL_RA_LT	STC Peak Slowness, Receiver Array - Lower Transmitter
PKSL_RA_UT	STC Peak Slowness, Receiver Array - Upper Transmitter
PKSL_TA_FT	STC Peak Slowness, Transmitter Array - Far Transmitter
PKSL_TA_LT	STC Peak Slowness, Transmitter Array - Lower Transmitter
PKSL_TA_UT	STC Peak Slowness, Transmitter Array - Upper Transmitter
PKTI_RA_FT	STC Peak Time, Receiver Array - Far Transmitter
PKTI_RA_LT	STC Peak Time, Receiver Array - Lower Transmitter
PKTI_RA_UT	STC Peak Time, Receiver Array - Upper Transmitter
PKTI_TA_FT	STC Peak Time, Transmitter Array - Far Transmitter
PKTI_TA_LT	STC Peak Time, Transmitter Array - Lower Transmitter
PKTI_TA_UT	STC Peak Time, Transmitter Array - Upper Transmitter
PR	Poisson's Ratio
SPAA1	Sonic Peak Amplitude Array 1
SPAA2	Sonic Peak Amplitude Array 2
SPAA3	Sonic Peak Amplitude Array 3
SPHI	Sonic Porosity
SPJ_RA_FT	STC Slowness Projection, Receiver Array - Far Transmitter
SPJ_RA_LT	STC Slowness Projection, Receiver Array - Lower Transmitter
SPJ_RA_UT	STC Slowness Projection, Receiver Array - Upper Transmitter
SPJ_TA_FT	STC Slowness Projection, Transmitter Array - Far Transmitter
SPJ_TA_LT	STC Slowness Projection, Transmitter Array - Lower Transmitter
SPJ_TA_UT	STC Slowness Projection, Receiver Array - Upper Transmitter
STTA1	Sonic Transit Time Array 1
STTA2	Sonic Transit Time Array 2
STTA3	Sonic Transit Time Array 3
SVEL	Sonic Velocity
SWFA1	Sonic Waveform Array 1
SWFA2	Sonic Waveform Array 2
SWFA3	Sonic Waveform Array 3
SWNA1	Sonic Waveform Normalization Factor Array 1
SWNA2	Sonic Waveform Normalization Factor Array 2
SWNA3	Sonic Waveform Normalization Factor Array 3
TIME_STC_RA_FT	Time Index of STC Slowness Projection, Receiver Array - Far Transmitter
TIME_STC_RA_LT	Time Index of STC Slowness Projection, Receiver Array - Lower Transmitter
TIME_STC_RA_UT	Time Index of STC Slowness Projection, Receiver Array - Upper Transmitter
TT	Transit Time for CBL
VDL	Variable Density Log
VPVS	Compressional to Shear Velocity Ratio

Related parameters

Parameter	Description
BDEP	Depth of Before Calibration
BILI	Bond Index Level for Zone Isolation
CBAF	CBL Adjustment Factor
CBLG	CBL Gate Width
CBRA	CBL LQC Reference Amplitude in Free Pipe
CDTS	Correction for Delta-T Shale, Empirical
CMCF	CBL Cement Type Compensation Factor
COLL	Label Slowness Lower Limit - Monopole P&S Compressional
COUL	Label Slowness Upper Limit - Monopole P&S Compressional
CSIZ	Casing Outer Diameter
DDE1	Digitizing Delay 1
DDE2	Digitizing Delay 2
DDE3	Digitizing Delay 3
DETE	Delta-T Detection
DFAD	Digital First Arrival Detection Switch
DFAD_SLIM	Slim Sonic DFAD Computation Control
DLHS	Label Hole Diameter Source for SOBS Channel
DLSI	Depth Log Sample Interval
DSIN	Digitizer Sample Interval
DTCM	Delta-T Computation Mode
DTCS	Compressional Delta-T Source for DTCO Channel
DTCS_SLIM	Slim Sonic Compressional Delta-T Source for DTCO Channel
DTF	Delta-T Fluid
DTM	Delta-T Matrix
DTSS	Shear Delta-T Source for DTSM Channel
DTSS_SLIM	Slim Sonic Shear Delta-T Source for DTSM Channel
DWCO	Digitizer Word Count
FATT	Acoustic Attenuation due to Fluid
FCF	CBL Fluid Compensation Factor
FIL_LENG	Filter length
FILG	Label Fill Gap Control - Monopole P&S
FREQ_HIGH	Filter high cut frequency
FREQ_LOW	Filter low cut frequency
GAI1	Manual Gain 1
GAI1_SSLT	SSLT Manual Gain 1
GAI2	Manual Gain 2
GAI2_SSLT	SSLT Manual Gain 2
GAI3	Manual Gain 3
GAI3_SSLT	SSLT Manual Gain 3
GOBO	Good Bond
ITTS	Integrated Transit Time Source
ITWI_FT	STC Integration Time Window - Far Transmitter
ITWI_LT	STC Integration Time Window - Lower Transmitter
ITWI_UT	STC Integration Time Window - Upper Transmitter
LFC	Label Formation Character - Monopole P&S
LPM_FT	Label Processing Mode - Far Transmitter
LPM_LT	Label Processing Mode - Lower Transmitter
LPM_UT	Label Processing Mode - Upper Transmitter
MAHTR	Manual High Threshold Reference for first arrival detection
MATT	Maximum Attenuation
MCI	Minimum Cemented Interval for Isolation
MNHTR	Minimum High Threshold Reference for first arrival detection
MODE	Sonic Firing Mode (e.g. DDBHC = Depth-Derived BHC, STRA = Single Transmitter, SREV = Single Receiver
MODE_SSLT	SSLT Firing Mode
MSA	Minimum Sonic Amplitude
NFLG	Normalization Flag
NFPI_L5	Near Free Pipe Sonic Amplitude for Lower Transmitter - Receiver 5
NFPI_U1	Near Free Pipe Sonic Amplitude for Upper Transmitter - Receiver 1
NMSG	Near Minimum Sliding Gate
NUMP	Number of Detection Passes
RSMN	Label Shear/Compressional Minimum Ratio - Monopole P&S
RSMX	Label Shear/Compressional Maximum Ratio - Monopole P&S
RXG	Receiver Geometry - Sonic
SBOF_FT	STC Search Band Offset - Far Transmitter
SBOF_LT	STC Search Band Offset - Lower Transmitter
SBOF_UT	STC Search Band Offset - Upper Transmitter
SBWI_FT	STC Search Band Width - Far Transmitter
SBWI_LT	STC Search Band Width - Lower Transmitter
SBWI_UT	STC Search Band Width - Upper Transmitter
SDTH	Switch Down Threshold
SFPI_L6	Short Free Pipe Sonic Amplitude for Lower Transmitter - Receiver 6
SGAD	Sliding Gate Status
SGCW	Sliding Gate Closing Width
SGDT	Sliding Gate Delta-T
SGW	Sliding Gate Width
SHLL	Label Slowness Lower Limit - Monopole P&S Shear
SHUL	Label Slowness Upper Limit - Monopole P&S Shear
SLEV	Signal Level for AGC
SLL	Slowness Lower Limit
SPFS	Sonic Porosity Formula
SPM_FT	STC Processing Mode - Far Transmitter
SPM_LT	STC Processing Mode - Lower Transmitter
SPM_UT	STC Processing Mode - Upper Transmitter
SPSO	Sonic Porosity Source
SSTE	Slowness Step
SUL	Slowness Upper Limit
SUTH	Switch Up Threshold
SWID_FT	STC Slowness Width - Far Transmitter
SWID_LT	STC Slowness Width - Lower Transmitter
SWID_UT	STC Slowness Width - Upper Transmitter
TLL_FT	STC Time Lower Limit - Far Transmitter
TLL_LT	STC Time Lower Limit - Lower Transmitter
TLL_UT	STC Time Lower Limit - Upper Transmitter
TRCLL_SLIM	Slim Sonic Tracking Compressional Slowness Lower Limit
TRCUL_SLIM	Slim Sonic Tracking Compressional Slowness Upper Limit
TRSLL_SLIM	Slim Sonic Tracking Shear Slowness Lower Limit
TRSUL_SLIM	Slim Sonic Tracking Shear Slowness Upper Limit
TSTE	Time Step
TUL_FT	STC Time Upper Limit - Far Transmitter
TUL_LT	STC Time Upper Limit - Lower Transmitter
TUL_UT	STC Time Upper Limit - Upper Transmitter
TWID_FT	STC Time Width - Far Transmitter
TWID_LT	STC Time Width - Lower Transmitter
TWID_UT	STC Time Width - Upper Transmitter
TXG	Transmitter Geometry - Sonic
VDLG	VDL Manual Gain
VDM	VDL Display Mode
VDM_SSLT	SSLT VDL Display Mode
ZCMT	Acoustic Impedance of Cement

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