Simeis 57, The Propeller Nebula
Photo by Chad Andrist
Scope / Lens
Sky-Watcher Quattro 250P / 10-S
Camera
ZWO ASI294MM Pro
Exposure
Frames:Chroma H-alpha 3nm Bandpass 31 mm: 34x300"(2h 50') bin 2x2
Chroma OIII 3nm Bandpass 31 mm: 82x300"(6h 50') bin 2x2
Chroma SII 3nm Bandpass 31 mm: 66x300"(5h 30') bin 2x2
Integration: 15h 10'
ID: 1397