Mercury begins its transit across the face of the sun.
Scope: Lunt LS60THa/B1200CPT
Camera: ZWO ASI174MM, FireCapture
Mount: Sky-Watcher NEQ6, EQMod
Processing: AutoStakkert! 2, PixInsight 1.8, best 25% of 500 frames
Date: 9th May 2016, 12:14BST (11:14UT)