diff --git a/data/calibration/view_data.sh b/data/calibration/view_data.sh
new file mode 100755
index 0000000..9594a54
--- /dev/null
+++ b/data/calibration/view_data.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+
+diff -y -W 87 lc_1.dat lc_2.dat > diff.tmp; diff -y -W183 diff.tmp lc_drive.dat
+rm diff.tmp