Pathfinder (Smith LWD) (12/99)
This listing of the Pathfinder LWD Mnemonics is presented as
a courtesy to our members.
Neither Pathfinder nor SPWLA can take any responsibility for their accuracy
or ommission. Some Tool Mnemonics are copyrighted by Pathfinder.
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PATHFINDER MNEMONICS LISTING rev. 02/2000
* (DENOTES MNEMONICS USED FOR DIGITAL DATA)
SERVICES/TOOLS
HDSM HIGH SPEED DIRECTIONAL SURVEY MULTILINK TOOL
HDS-1L HIGH SPEED DIRECTIONAL SURVEY GAMMA TOOL
CWRGM COMPENSATED WAVE RESISTIVITY GAMMA MULTILINK TOOL
SCWR SLIM COMPENSATED WAVE RESISTIVITY TOOL
DNSCM DENSITY NEUTRON STANDOFF CALIPER MULTILINK TOOL
CLSS COMPENSATED LONG SPACED SONIC
SCLSS SLIM COMPENSATED LONG SPACED SONIC
DPM DYNAMIC PRESSURE MODULE
PZS PAYZONE STEERING
2DRS 2D ROTARY STEERING
GENERAL
AHV ANNULAR HOLE VOLUME-TICKS
AHVT ANNULAR HOLE VOLUME-ACCUMULATIVE TOTAL
BHV BOREHOLE VOLUME-TICKS
BHVT BOREHOLE VOLUME-ACCUMULATIVE TOTAL
DEPT MEASURED DEPTH
MTVD MEASURED TRUE VERTICAL DEPTH
INC INCLINATION
AZI AZIMUTH
ROP RATE OF PENETRATION
GRW RAW GAMMA
GRC CALCULATED GAMMA
GREC ENVIRONMENTALLY CORRECTED GAMMA (HS, MW)
RM RESISTIVITY OF MUD
RMF RESISTIVITY OF MUD FILTRATE
SHOES CASING SHOE SYMBOLS
SURVS SURVEY TEXT SYMBOLS
4-¾" SCWR
C15A CWR ATTENUATION CONDUCTIVITY (15")
C15P CWR PHASE CONDUCTIVITY (15")
C35A CWR ATTENUATION CONDUCTIVITY (35")
C35P CWR PHASE CONDUCTIVITY (35")
CWRFET CWR FORMATION EXPOSURE TIME (CWRF)*
GRC CALCULATED GAMMA
GREC ENVIRONMENTALLY CORRECTED GAMMA (HS, MW)
GRFET GAMMA RAY FORMATION EXPOSURE TIME (GRFE)*
R15A CWR ATTENUATION RESISTIVITY (15")
R15P CWR PHASE RESISTIVITY (15")
R35A CWR ATTENUATION RESISTIVITY (35")
R35P CWR PHASE RESISTIVITY (35")
UL1A UNCOMPENSATED 15" ATTENUATION LOWER
UL1P UNCOMPENSATED 15" PHASE LOWER
UL3A UNCOMPENSATED 35" ATTENUATION LOWER
UL3P UNCOMPENSATED 35" PHASE LOWER
UU1A UNCOMPENSATED 15" ATTENUATION UPPER
UU1P UNCOMPENSATED 15" PHASE UPPER
UU3A UNCOMPENSATED 35" ATTENUATION UPPER
UU3P UNCOMPENSATED 35" PHASE UPPER
4-¾" RAW SCWR
C1LF RAW CWR LOWER FAR COUNTS (15")
C1LN RAW CWR LOWER NEAR COUNTS (15")
C1UF RAW CWR UPPER FAR COUNTS (15")
C1UN RAW CWR UPPER NEAR COUNTS (15")
C3LF RAW CWR LOWER FAR COUNTS (35")
C3LN RAW CWR LOWER NEAR COUNTS (35")
C3UF RAW CWR UPPER FAR COUNTS (35")
C3UN RAW CWR UPPER NEAR COUNTS (35")
PH15 RAW CWR PHASE (15")
PH35 RAW CWR PHASE (35")
6-¾", 8", 9-½" CWR
C25A CWR ATTENUATION CONDUCTIVITY (25")
C25P CWR PHASE CONDUCTIVITY (25")
C55A CWR ATTENUATION CONDUCTIVITY (55")
C55P CWR PHASE CONDUCTIVITY (55")
CWRFET CWR FORMATION EXPOSURE TIME (CWRF)*
GRC CALCULATED GAMMA
GREC ENVIRONMENTALLY CORRECTED GAMMA (HS, MW)
GRFET GAMMA RAY FORMATION EXPOSURE TIME (GRFE)*
R25A CWR ATTENUATION RESISTIVITY (25")
R25P CWR PHASE RESISTIVITY (25")
R55A CWR ATTENUATION RESISTIVITY (55")
R55P CWR PHASE RESISTIVITY (55")
UL2A UNCOMPENSATED 25" ATTENUATION LOWER
UL2P UNCOMPENSATED 25" PHASE LOWER
UL5A UNCOMPENSATED 55" ATTENUATION LOWER
UL5P UNCOMPENSATED 55" PHASE LOWER
UU2A UNCOMPENSATED 25" ATTENUATION UPPER
UU2P UNCOMPENSATED 25" PHASE UPPER
UU5A UNCOMPENSATED 55" ATTENUATION UPPER
UU5P UNCOMPENSATED 55" PHASE UPPER
6-¾", 8", 9 ½" RAW CWR
C2LF RAW CWR LOWER FAR COUNTS (25")
C2LN RAW CWR LOWER NEAR COUNTS (25")
C2UF RAW CWR UPPER FAR COUNTS (25")
C2UN RAW CWR UPPER NEAR COUNTS (25")
C5LF RAW CWR LOWER FAR COUNTS (55")
C5LN RAW CWR LOWER NEAR COUNTS (55")
C5UF RAW CWR UPPER FAR COUNTS (55")
C5UN RAW CWR UPPER NEAR COUNTS (55")
PH25 RAW CWR PHASE (25")
PH55 RAW CWR PHASE (55")
6-¾", 8" DNSC
BS BIT SIZE
CALI CALIPER
DDDN DNSC DATA DENSITY (0-4 SAMPLES/FT)
DGAM DENSITY GAMMA (NATURAL)
DNPH NEUTRON POROSITY CORRECTION (HS, SO)
DNSFET DNSC FORMATION EXPOSURE TIME (DNSF)*
DPE PE CORRECTION
DPHI DENSITY POROSITY (GIVEN MATRIX)
DRHM DENSITY CORRECTION-MINUS
DRHO DENSITY CORRECTION
DRHP DENSITY CORRECTION-PLUS
NDOL NEUTRON POROSITY (DOLOMITE MATRIX)
NFAR FAR NEUTRON COUNT RATE
NLIM NEUTRON POROSITY (LIMESTONE MATRIX)
NNEAR NEAR NEUTRON COUNT RATE (NNEA)*
NRAT NEUTRON RATIO
NSAC ENVIRONMENTALLY CORRECTED NEUTRON (SAND, SO, HS, MW, BH SAL, BH
TEMP, BH PRES)
NSAN NEUTRON POROSITY (SANDSTONE MATRIX)
PE PHOTOELECTRIC INDEX
PEMI PHOTOELECTRIC INDEX (MIN FILTERED)
RHOB BULK DENSITY
SDNP STANDARD DEVIATION NEUTRON POROSITY
SDPE STANDARD DEVIATION PE COMPUTATION
SDRH STANDARD DEVIATION DENSITY
SOA UNWEIGHTED DNSC STANDOFF ? SENSOR A
TBDN TIME BEHIND DNSC
WSOD WEIGHTED STANDOFF DENSITY
WSON WEIGHTED STANDOFF NEUTRON
6-¾", 8" RAW DNSC
CORR SA CORRELATED STANDOFF "A" (CORA)*
CORR SB CORRELATED STANDOFF "B" (CORB)*
CORR SC CORRELATED STANDOFF "C" (CORC)*
CORR FR CORRELATED FRACTION (CORF)*
FARDEN FAR DENSITY WINDOW (FARD)*
NRDENHI NEAR DENSITY HIGH ENERGY WINDOW (NDHI)*
NRDENLO NEAR DENSITY LOW ENERGY WINDOW (NDLO)*
NRDENLTH NEAR DENSITY LITHOLOGY ENERGY WINDOW (NDLT)*
QF DENSITY QUALITY FAR
QN DENSITY QUALITY NEAR
QSO STANDOFF QUALITY
4-¾" SCLSS, 6-¾" & 8" CLSS
ACFET ACOUSTIC FORMATION EXPOSURE TIME (ACFE)*
SO ACOUSTIC TOOL STANDOFF
SOFF STANDOFF
DTCU DELTA T COMP, UPPER XMITR-FIELD PROCESSED
DTCL DELTA T COMP, LOWER XMITR-FIELD PROCESSED
DTP1 DELTA T COMP, UPPER XMITR-POST PROCESSED
DTP2 DELTA T COMP LOWER XMITR-POST PROCESSED
DTS1 DELTA T SHEAR, UPPER XMITR-POST PROCESSED
DTS2 DELTA T SHEAR, LOWER XMITR-POST PROCESSED
SEM1 SEMBLANCE, UPPER XMITR-POST PROCESSED
SEM2 SEMBLANCE, LOWER XMITR-POST PROCESSED
SMX1 MAX COMP SEMBLANCE, UPPER XMITR
SMX2 MAX COMP SEMBLANCE, LOWER XMITR
SMN1 COMP SEMBLANCE MIN CUTOFF, UPPER XMITR
SMN2 COMP SEMBLANCE MIN CUTOFF, LOWER XMITR
SHS1 MAX SHEAR SEMBLANCE, UPPER XMITR
SHS2 MAX SHEAR SEMBLANCE, LOWER XMITR
SLS1 SHEAR SEMBLANCE MIN CUTOFF, UPPER XMITR
SLS2 SHEAR SEMBLANCE MIN CUTOFF, LOWER XMITR
WFT1 WAVEFORM XMITR1, ALL 4 RCVRS (NON-PARSED)
WFT2 WAVEFORM XMITR2, ALL 4 RCVRS (NON PARSED)
W11C PARSED WAVEFORM, XMITR 1, RCVR 1
W12C PARSED WAVEFORM, XMITR 1, RCVR 2
W13C PARSED WAVEFORM, XMITR 1, RCVR 3
W14C PARSED WAVEFORM, XMITR 1, RCVR 4
W21C PARSED WAVEFORM, XMITR 2, RCVR 1
W22C PARSED WAVEFORM, XMITR 2, RCVR 2
W23C PARSED WAVEFORM, XMITR 2, RCVR 3
W24C PARSED WAVEFORM, XMITR 2, RCVR 3
4-¾", 6-¾", 8", & 9-½" DPM
ECDM EQUIVALENT CIRCULATING DENSITY
ANPR ANNULAR PRESSURE
DPPR DRILL PIPE PRESSURE
MWT MUD WEIGHT
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