# 
#   remove the first line and dump time, #, lat, lon, speed
#
awk '{print $1, $2, $3, $5, $8}' < EXP15_112106.txt > EXP15.txt
#
#  now read the data into matlab and plot
#
load EXP15.txt
t=EXP15(:,1);
t2=.2*EXP15(:,2);
lt=EXP15(:,3);
ln=EXP15(:,4);
v=EXP15(:,5);
%
%
y=111000.*(lt-lt(1));
x=111000.*(ln-ln(1))*cos(lt(1)*pi/180.);
figure(1)'
clf
plot(x,y,'.')
xlabel('eastings (m)')
ylabel('northings (m)')
title ('EXP15 - Nov 21, 2006')
axis equal
grid
figure(2)
clf
plot(t2,v,'.')
xlabel('time (s)')
ylabel('velocity (m/s)')