Mnemonics, Tools, MRT6B


CodeMRT6B
TechnologyNuclear_Magnetic
DisciplinePetrophysics
MethodMWD
Description6.75 inch Logging While Drilling-Nuclear Magnetic Resonance, Low Gradient Only

Related channels
ChannelDescription
AAI Angular Acceleration Indicator
AMP_CT Coarse Tuning Amplitude
BBC_SM1 Burst Background Correction, Sub-Measurement 1
BBC_SM2 Burst Background Correction, Sub-Measurement 2
BBC_SM3 Burst Background Correction, Sub-Measurement 3
BBC_SM4 Burst Background Correction, Sub-Measurement 4
BBC_SM5 Burst Background Correction, Sub-Measurement 5
BDR_SM1 Bending Dependent Ringing Correction, Sub-Measurement 1
BDR_SM2 Bending Dependent Ringing Correction, Sub-Measurement 2
BDR_SM3 Bending Dependent Ringing Correction, Sub-Measurement 3
BDR_SM4 Bending Dependent Ringing Correction, Sub-Measurement 4
BDR_SM5 Bending Dependent Ringing Correction, Sub-Measurement 5
BFV_ANT2 Antenna 2 Bound Fluid Volume
BFV_ANT2_DH Antenna 2 Bound Fluid Volume, Calculated Downhole
BFV_DH Bound Fluid Volume, Calculated Downhole
BURST_BACK Burst Background Offset
CR_ANT_Q Ratio of Antenna Quality Factor between Logging and Master Calibration
CR_FREQ Ratio of Radio Pulse Frequency between Logging and Master Calibration
CR_GAIN Ratio of Environmental Gain Measurements between Logging and Master Calibration
CR_LOOP Ratio of Loop Measurement between Logging and Master Calibration
CR_SYS Ratio of System Gain Measurements between Logging and Master Calibration
CR_TEMP Ratio of Temperature between Logging and Master Calibration
DATA_CT Coarse Tuning Data
DMRP_ANT2 Density-Magnetic Resonance Corrected Porosity for Antenna 2
ECH_AMP_R_ERR Error on Reconstructed R-Component Echo Amplitudes
ECH_AMP_R_REC Reconstructed R-Component Echo Amplitudes
ECH_R_A2 Raw Antenna 2 R-Component Echo Amplitudes
ECH_R_A2_CAL Spin Dynamic and Environment Corrected Antenna 2 Echo R Amplitudes
ECH_R_A2_SD Raw Antenna 2 R-Component Echo Amplitudes Sliding Mode
ECH_R_A2_SL Raw Antenna 2 R-Component Echo Amplitudes Station Mode
ECH_X_A2 Raw Antenna 2 X-Component Echo Amplitudes
ECH_X_A2_CAL Spin Dynamic and Environment Corrected Antenna 2 Echo X Amplitudes
ECH_X_A2_SD Raw Antenna 2 X-Component Echo Amplitudes Sliding Mode
ECH_X_A2_SL Raw Antenna 2 X-Component Echo Amplitudes Station Mode
ENOISE Environmental Noise per Echo, Averaged over Sub-Measurements
FFV_ANT2 Antenna 2 Free Fluid Volume
FFV_ANT2_DH Antenna 2 Free Fluid Volume, Calculated Downhole
FFV_DH Free Fluid Volume, Calculated Downhole
FORM_TEMP Formation Temperature
GAIN_ENV Environmental Gain
IFFV_PIPS Integrated Free Fluid Volume Pips
IKTIM_PIPS Integrated Coates-Timur Permeability Pips
KSDR SDR Permeability
KSDR_ANT2 Antenna 2 Permeability Computed Using SDR Model
KTDMR_ANT2 MR Permeability Using DMR Porosity in Timur-Coates Model for Antenna 2
KTIM Timur/Coates Permeability
KTIM_ANT2 Antenna 2 Permeability Computed Using Timur-Coates Model
LAT_AMP_DH Average Amplitude of Tool Lateral Motion, Downhole
LAT_DISP Tool Average Lateral Displacement
LAT_VEL Tool Average Lateral Velocity
LAT_VEL_DH Average Velocity of Tool Lateral Motion, Downhole
MBF_3MS Magnetic Resonance Bound Fluid Volume using a 3ms Cutoff
MINUS_12V -12V Volt Power Supply Voltage
MR_RT_LAG Combined Record Rate and Stacking Level Used to Correct MR Measurement Timestamps
MR_TEMP_USED Temperature Used in MR Computations
MRP_ANT2 Antenna 2 Magnetic Resonance Porosity
MRP_ANT2_DH Antenna 2 Magnetic Resonance Porosity, Calculated Downhole
MRP_DH Magnetic Resonance Porosity, Calculated Downhole
MSPI Number of Magnetic Resonance Scans Per Index Interval
NOIS_ANT2_DH Antenna 2 RMS Noise, Calculated Downhole
NOISE_CT Coarse Tuning Noise
NSE_A2_STK Antenna 2 RMS Noise with Stacking
NSE_CT_A2 Antenna 2 Coarse Tuning Noise
PLUS_12V +12V Volt Power Supply Voltage
POR_TEMP_CORR Temperature Correction for Porosity
RING_E1_SM1 First Echo Ringing Indicator, Sub-Measurement 1
RING_E1_SM2 First Echo Ringing Indicator, Sub-Measurement 2
RING_E1_SM3 First Echo Ringing Indicator, Sub-Measurement 3
RING_E1_SM4 First Echo Ringing Indicator, Sub-Measurement 4
RING_E1_SM5 First Echo Ringing Indicator, Sub-Measurement 5
RPM Rotational Speed
RPM_M_SRPM Tool Rotational Velocity (RPM) Minus Standard Deviation (SRPM)
RPM_P_SRPM Tool Rotational Velocity (RPM) Plus Standard Deviation (SRPM)
SHKA Axial shock frequency
SHKL_AXL Axial Shock Level
SHKL_RAD Radial Shock Level
SHKT Radial or transverse shock frequency
SPHASE_DH Signal Phase, Calculated Downhole
SPHASE_MR Signal Phase, from All Sub-Measurements
SPHS_ANT2_DH Antenna 2 Signal Phase, Calculated Downhole
SRPM RPM Standard Deviation
STAT_MRQC Status Word Noise and Motion
STAT_RTT2 Status Word Real-Time T2 Distribution Quality
T2_ITER_MAX T2 Distribution Decoding Hit Max Iterations Flag
T2BFV_CUT Antenna Motion-Induced T2 Bound Fluid Volume Cutoff
T2BFV_CUT_A2 Antenna 2 Motion Induced T2 Bound Fluid Volume Cutoff
T2CUTOFF_A2 Antenna 2 T2 Cutoff
T2DIST T2 Distribution of All Fluids
T2LM_ANT2 Antenna 2 T2 Logarithmic Mean
T2LM_ANT2_DH Antenna 2 T2 Logarithmic Mean, Calculated Downhole
T2LM_DH T2 Logarithmic Mean, Calculated Downhole
T2MTN_LIM Antenna Motion-Induced T2 Limit for a Non-Relaxing Spin
T2MTN_LIM_A2 Antenna 2 Motion Induced T2 Limit for a Non-Relaxing Spin
TAB_NMR Magnetic Resonance Antenna Time after Bit
TICKS_ANT2 Antenna 2 Tick Marks
TICKS_NMR Nuclear Magnetic Resonance Measurement Tick Marks
TNOISE Tool Hardware Noise per Echo. Averaged over Sub-Measurements
TNOISE_DH Tool Hardware Noise per Echo. Averaged over Sub-Measurements, Calculated Downhole
TSPD_A2 Antenna 2 Time Samples per Depth
TSTA Tool Status
TUNE_WORD_A2 Antenna 2 Tune Word Set for Tuning Relay
WSUM_POR Window Porosity Sums

Related parameters
ParameterDescription
ANT_Q_MC Antenna Quality Factor During Master Calibration
ANT_Q_MCAL Quality Factor During Master Calibration
BBC_CORR Burst Background Correction
BDR_CORR Bending-Dependent Ringing Correction
BURST_BK_CORR MR Burst Background Correction Flag
BURST_PROC_MR MR Burst Processing Flag
CAL_LOOP_MC Calibration Loop During Master Calibration
CAL_LOOP_MCAL Calibration Loop During Master Calibration
CTEM_GRAD Client-Approved Temperature Gradient
CTEM_OFFSET Client-Approved Temperature Offset from Chassis or Borehole
CTEM_REF_TVD Client-Approved Temperature Reference TVD
CTEM_REF_VAL Client-Approved Temperature Value at Reference TVD
DHSV Downhole Software Version
ECHO_AMP_MC Echo Amplitude During Master Calibration
ECHO_AMP_MCAL Echo Amplitude During Master Calibration
FECHO_V First Echo to Use in Processing, Starting at 1, Vector
FREQ_OP_MC Frequency During Master Calibration
FREQ_OP_MCAL Frequency During Master Calibration
LOOP_MC Calibration Loop during Master Calibration
MR_FREQFILTER If De-spiking is Enabled, Include Spike Filtering in Frequency Domain
MR_TEMP_OPT Temperature for MR Computations Option
MR_TIME_OFFSET MR Time Offset Correcting for Record Rate and Stacking
MR_WT_USE Select Echo Trains to Process
NUM_STACK Number of Time Samples Averaged Downhole
Q_COEFF_V Antenna Q Calibration Coefficients
Q_MC Quality Factor During Master Calibration
SCAN_TIME Duration of One Scan
SEQ_SEL_MR MR Sequence Selection
SERIAL_NUMBER Tool Serial Number
SHIELD_MC Shielding Factor During Master Calibration
SHIELD_MCAL Shielding Factor During Master Calibration
SPHASE_OPT MR Method to Compute Phase
T180_MCAL Ratio of T180 to T90
T90_MC 90 Degree Pulse Width During Master Calibration
T90_MCAL 90 Degree Pulse Width
T928_MCAL 90 Degree Pulse to 180 Degree Pulse Width
TAQD_MCAL Acquisition Time Delay
TEMP_MC Calibration Bottle Temperature
TEMP_MCAL Temperature During Master Calibration


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