Program sfmigsteep3 | 3-D Kirchhoff time migration for antialiased steep dips. 
[SYNOPSIS]
sfmigsteep3 < in.rsf hdr=head.rsf > mig.rsf n2= d2= o2= n3= d3= o3= n1= vel=
[COMMENTS]

Combine with sfmig3 antialias=flat for the complete response.

[PARAMETERS]
float   | d2 | = |   | 	
float   | d3 | = |   | 	
file    | hdr | = |   | 	auxiliary input file name
int     | n1 | = |   | 	
int     | n2 | = |   | 	
int     | n3 | = |   | 	
float   | o2 | = |   | 	
float   | o3 | = |   | 	
float   | vel | = |   | 	migration velocity 
[DIRECTORY]
system/seismic
