M22 is a lovely globular cluster in Sagittarius.
Date and location- 2008-08-29 at the Saskatchewan Summer Star party in Cypress Hills.
Equipment- WO 105mm refractor on HEQ5 mount with Canon 30D camera.
Exposure Used 7 of 14 light frames, 37 darks all at 120 sec and ISO 800 plus 21 flats.
Processing in ImagesPlus and Photoshop.