Rw from SP Curve
Depth =
Total depth =
Avg surface temp =
Bottomhole temp =
Mud resistivity, Rm =
Rm measuring temp =
SP shift from shale baseline
(+- millivolts) =
Bed thickness =
Shallow resistivity, Ri =
Resistivity of mud filtrate, Rmf =
Rmf measuring temperature =
RESULTS Temperature gradient =
per 100 depth units
Formation temperature =
Corrected Rm =
Corrected Rmf =
Correction factor =
Static SP =
Rw equivalence =
Rw from SP =


When you finish your calculations,
select the recorded data, copy it,
and then paste it into a spreadsheet
as comma-delimited values to save it.