if [[ -z $1 ]]
then 
  FILE="best_fits_2"
  declare -i i
  i=0
  while read line; do
  i=i+1
  IFS=',' read -ra ADDR <<< "$line"
  cd ${ADDR[2]} 
  echo ${ADDR[2]} 
  galfit64 galfit_B.feedme
  cd ../../../
  done < $FILE
else
 cd $1
 galfit64 galfit_B.feedme
 cd ../../../
fi