Sadr / Butterfly Nebula

Scope: AstroTech AT65EDQ
Mount: Orion Atlas EQ-G with GoTo
Guiding: Meade DSI Pro and PHD Guiding
Guide Scope: ATM 60mm f/4.1 Achromat
Camera: Canon EOS 1000D (Modified)
Special Settings: None
ISO: 800
Exposure: 4 hours (48 x 300s)
Processing Software: Acquired in Nebulosity, Calibration and Stacking in PixInsight, Levels/Curves/Enhancements in PixInsight & Photoshop CS5
Support Files: 20 darks, 20 flats, 20 bias