Program sftraveltimelen3d | Oriented zero-offset migration. 
[SYNOPSIS]
sftraveltimelen3d < dist.rsf disty=distY.rsf time=time.rsf dept=dept.rsf len=lent.rsf > imagt.rsf xsrc= ysrc=
[PARAMETERS]
file    | dept | = |   | 	auxiliary input file name
file    | disty | = |   | 	auxiliary input file name
file    | len | = |   | 	auxiliary input file name
file    | time | = |   | 	auxiliary input file name
float   | xsrc | = |   | 	
float   | ysrc | = |   | 	
[DIRECTORY]
user/roman
