#!/bin/bash
echo "alt  0000   0200   0400   0600   0800   1000   1200   1400   1600   1800   2000   2200" > dt

grep "^ " $1 | tail -n +2 | awk '{ print $1 }' > dtab

for i in "$@"
do
grep "^ " $i | tail -n +2 | awk '{ print $2 }' > d$i
paste -d " " dtab d$i > dx
mv dx dtab
done
cat dt dtab > dens

grep "^ " $1 | tail -n +2 | awk '{ print $1 }' > dtab

for i in "$@"
do
grep "^ " $i | tail -n +2 | awk '{ print $3 }' > d$i
paste -d " " dtab d$i > dx
mv dx dtab
done
cat dt dtab > temp