Synopsis
		sfktmig < data.rsf > image.rsf vrms=vrms.rsf sxsy=sxsy.rsf gxgy=gxgy.rsf cxcy=cxcy.rsf verb=n time=n aa=y diff=y dbtr=1000 apx=onx/2 apy=ony/2 maxtri=13 trfact=4.0*(0.5*(odx + ody)/dt)

Parameters
		bool aa=y [y/n] Antialiaing flag   int apx=onx/2 Apperture half-width in x direction   int apy=ony/2 Apperture half-width in y direction   string cxcy= File with midpoint coordinates (auxiliary input file name)   int dbtr=1000 Number of input traces to read at once   bool diff=y [y/n] Differentiation flag   string gxgy= File with receiver coordinates (auxiliary input file name)   int maxtri=13 Maximum half-length of the antialias filter   string sxsy= File with shot coordinates (auxiliary input file name)   bool time=n [y/n] Measure execution time   float trfact=4.0*(0.5*(odx + ody)/dt) Trace factor for antialias filter length calculation   bool verb=n [y/n] Verbosity flag   string vrms= File with RMS velocities (auxiliary input file name)