Thor's Helmet
Photo by Arun Hegde
Scope / Lens
TS-Optics 200mm/8" ONTC f/4 Newtonian (carbon tube)
Camera
ZWO ASI294MM Pro
Exposure
Frames: Chroma H-alpha 5nm Bandpass 31 mm: 60×300"(5h) (gain: 120.00) -10°C Chroma H-alpha 5nm Bandpass 31 mm: 188×300"(15h 40') (gain: 120.00) -25°C Chroma OIII 3nm Bandpass 31 mm: 12×300"(1h) (gain: 120.00) -10°C Chroma OIII 3nm Bandpass 31 mm: 75×300"(6h 15') (gain: 120.00) -25°C Integration: 27h 55'
Other
Astrobin Top Pick Nomination
ID: 1493