101 x 30S exposures. Any idea what caused this? The camera was on pretty stable ground.

101 x 30S exposures. Any idea what caused this? The camera was on pretty stable ground. http://i.imgur.com/1G1dRzR.jpg Submitted November 09, 2016 at 03:08AM by TheWayWill from reddit https://www.reddit.com/r/astrophotography/comments/5bzpm7/101x30sexposuresanyideawhatcausedthisthe/?utmsource=ifttt via /r/astrophotography http://i.imgur.com/1G1dRzR.jpg