Good guiding calibration is essential for high quality astrophotography. PHD2's Calibration Assistant has now been improved to provide an auto-slew function, a must-have for people who want the easiest and most accurate guiding calibration possible. This tutorial will teach you how to run it for the first time! #phd2 #astrophotography #guiding #telescope #nina #astronomy Join our Discord: Check out our website: Become a member of BPAA: Chapters: 0:00 Intro 0:19 Calibration Assistant Explained 1:11 Download PHD2 Dev Version 1:47 PHD2 Calibration Assistant Demo 2:36 Outro