sustack

seismic software,very useful

SUSTACK - stack adjacent traces having the same key header word
sustack <input >output key=cdp normpow=1.0 verbose=0
Required parameters:
	none
Optional parameters:
	key=cdp		header key word to stack on
	normpow=1.0	each sample is divided by the
			normpow'th number of non-zero values
			stacked (normpow=0 selects no division)
	verbose=0	verbose = 1 echos information
Note:	The offset field is set to zero on the output traces.
	Sushw can be used afterwards if this is not acceptable.