Program sfkirmig | 2-D Prestack Kirchhoff depth migration. 
[SYNOPSIS]
sfkirmig < dat.rsf > mig.rsf table=tbl.rsf deriv=der.rsf adj=y cmp=y nt= nh=1 ns=1 t0=0.0 dt= h0=0.0 dh= s0=0.0 ds= tau=0. aperture=90. antialias=1.0 cig=n type=
[PARAMETERS]
bool    | adj | =y |  [y/n] | 	y for migration, n for modeling 
float   | antialias | =1.0 |   | 	antialiasing 
float   | aperture | =90. |   | 	migration aperture (in degree) 
bool    | cig | =n |  [y/n] | 	y - output common offset/receiver gathers 
bool    | cmp | =y |  [y/n] | 	y for CMP gather, n for shot gather 
file    | deriv | = |   | 	auxiliary input file name
float   | dh | = |   | 	offset/receiver sampling 
float   | ds | = |   | 	shot sampling 
float   | dt | = |   | 	time sampling 
float   | h0 | =0.0 |   | 	offset/receiver origin 
int     | nh | =1 |   | 	offset/receiver samples 
int     | ns | =1 |   | 	shot samples 
int     | nt | = |   | 	time samples 
float   | s0 | =0.0 |   | 	shot origin 
float   | t0 | =0.0 |   | 	time origin 
file    | table | = |   | 	auxiliary input file name
float   | tau | =0. |   | 	static time-shift (in second) 
string  | type | = |   | 	type of interpolation (default Hermit) 
[DIRECTORY]
user/llisiw
