Messier 57, Ring Nebula

Acquisition details:

OTA: Celestron 10" f/4.7 newtonian reflector, C10N

Filter: Orion Skyglow Imaging filter

Corrector: MPCC

Mount: Celestron CGEM DX

Camera: Canon 450d mod BCF, 40°F

Exposure: 16x2min ISO 400

Guided with PHD, SSAG, Orion 50mm guide scope

Captured with BackyardEOS

Registered and stacked with DeepSkyStacker

Photographed from Round Rock TX (Orange zone)

Done