Table T2. Triple-combination tool measurement acronyms and units of measurement.
Tool
|
Output
|
Explanation
|
Units
|
---|---|---|---|
MGT | Multisensor gamma-ray tool | ||
SGR | Standard total gamma ray | gAPI | |
POTA | Potassium | % | |
THOR | Thorium | ppm | |
URAN | Uranium | ppm | |
Raw window counts and stacked spectral data | cps | ||
HNGS | Hostile environment natural gamma-ray sonde | ||
HSGR | Standard (total) gamma ray | gAPI | |
HCGR | Computed gamma ray (= HSGR - uranium) | gAPI | |
HFK | Formation potassium | Fractional % | |
HTHO | Thorium | ppm | |
HURA | Uranium | ppm | |
APS | Accelerator porosity sonde | ||
APLC | Near array porosity (limestone corrected) | Fraction | |
FPLC | Far array porosity (limestone corrected) | Fraction | |
SIGF | Neutron capture cross section of the formation (Sf) | cu | |
STOF | Tool standoff (computed distance from borehole wall) | in | |
HLDT | High-temperature lithodensity tool | ||
RHOM | Bulk density (corrected) | g/cm3 | |
PEFL | Photoelectric effect | barn/e- | |
LCAL | Caliper (measure of borehole diameter) | in | |
DRH | Bulk density correction | g/cm3 | |
DIT | Dual induction tool | ||
SFR | Spherically focused resistivity | ||
IDPH | Deep induction phasor-processed resistivity | m | |
IMPH | Medium induction phasor-processed resistivity | m | |
SFLU | Shallow spherically focused resistivity | m | |
TAP | High-resolution temperature/acceleration/pressure tool | °C, m/s2, psi |