diff --git a/readme.md b/readme.md
index 2e869fa..630f544 100644
--- a/readme.md
+++ b/readme.md
@@ -47,3 +47,6 @@ finally realized i never did `systemctl enable cygnus.timer --now` so the timer
 installed mlocate so i can search for things
 
 gotta make it so that it rsyncs things regularly. hrm. apparently that's `rsync -av "/so/urce" "/desti/nation"`. added a backups.service and backups.timer that should be good enough for this purpose. let's try it. gonna ln -s them into /etc/systemd/system
+
+on telescopium i detailed adding rules to rsync the photos to the ~/telescopium folder.
+generate a timelapse by  `sudo ffmpeg -r 10 -pattern_type glob -i '/home/shoofle/telescopium/*.jpg' -c:v libx264 out.mp4`