diff --git a/.bin/calendars.sh b/.bin/calendars.sh
new file mode 100755
index 0000000..d92a3af
--- /dev/null
+++ b/.bin/calendars.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+directory="$(mktemp -d)"
+trap clean EXIT
+clean() {
+  rm -rf "$directory"
+}
+
+year=2022
+output=/tmp/$year.pdf
+
+for month in $(seq 1 12); do
+  printf "\r%d" "$month" 1>&2
+  astrolog -zN Berlin -qm "$month" "$year" -X -K -XA -R Uranus Neptune Pluto -Xr -Xm -Xb -Xo "$(printf "%s/%02d.bmp" "$directory" "$month")" -Xw 1080 720 2>/dev/null
+done
+printf "\r"
+
+convert "$directory/*.bmp" "$output"
+echo "$output"