Orion, Barnard's Loop (H-alpha)

Orion, Barnard's Loop (H-alpha)

Lens: Canon 50mm f/1.8, stopped down f/4

Filter: Astronomik 12nm H-alpha

Mount: Celestron CG5 ASGT

Camera: Canon 450d mod BCF, 27F

Exposure: 12x15min ISO 400

Guided with PHD, SSAG, 9x50

Captured with BackyardEOS

Registered and stacked with DeepSkyStacker

Photographed from Round Rock TX (Orange zone)

Done