Synopsis
		sfstf2telewfld < infile.rsf stf=stffile.rsf > outfile.rsf old=oldfile.rsf p1=0. z0=40. v0=8.0 dt=0.001

Parameters
		dt=0.001   file old= auxiliary output file name   p1=0.   file stf= auxiliary input file name   v0=8.0   z0=40.