Is the printout from RTREND of any use?
SAC> r ./2006.253.14.59.45.4500.TA.N11A..BHZ.R.SAC
SAC> rtrend
Slope and standard deviation are: -0.0018373 0.0014481
Intercept and standard deviation are: 375.65 2.1152
Data standard deviation is: 336.38
Data correlation coefficient is: 0.0039891
SAC>
My preference would be to not print it out.
My second choice would be to have the printout appear only if the call was
SAC> RTREND VERBOSE
Comments?