diff --git a/gauntmta_backup.sh b/gauntmta_backup.sh
new file mode 100644
index 0000000..119a805
--- /dev/null
+++ b/gauntmta_backup.sh
@@ -0,0 +1,14 @@
+ #!/bin/bash
+ #We can work out if the day of the week with date +%a Mon Tue Wed Thu Fri Sat Sun
+ DAY=$(date +%a)
+ FILE=data
+ SNAR=${FILE}.snar
+ TAR=~/${FILE}.${DAY}.tar.gz
+ 
+ #If it is Monday we need to make sure that we start with a new snar file to ensure full #backup
+ #If the snar file is there it is renamed with a date extension of the previous Monday
+ if [ $DAY = 'Mon' ]
+   then
+    test -e ~/$SNAR && mv $SNAR ${SNAR}.$(date --date '7 days ago' +%F)
+ fi
+ tar -czg ~/$SNAR -f $TAR ~/$FILE
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