Image spcefications:
- Exposure: 9 hours HaRGB = 360:60:60:60
- Camera: SBIG ST-8300M, Filters: Baader RGB, Astrodon 5 nm H-alpha
- Telescope: TEC 140 mm with field flattener focal distance 980mm
- Mount: Losmandy G11
- Guiding: SBIG Off Axisguider, Starlight Xpress Lodestar autoguider and PHD
- Location: Etoile St.Cyrice, France
- Date: 22, 23 and 24 February 2020
Image acquisition with ImagesPlus 6.0 Camera Control:
- 12 H-alpha of 20 min, binned 1x1
- 6 Red, 6 Green and 6 Blue of 10 min, binned 1x1
- 20 Flat fields for each filter with flatfield panel
- 20 Dark frames of 20 and 10 min
- 50 Bias frames
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