phone spacing 50 feet, inner offset 250 feet
survey=marine area=Off.Spain source=Maxipulse spread=offend
n1=1700 d1=.004 f1=.004 label1="Time (sec)"
n2=48 d2=.050 f2=.250 label2="Offset (km)"
n3=1
title="Oz 29"
plottpow=2.634277