Image spcefications:
- Exposure: 5 hours HaLRGB = 160:60:30:30:30
- Camera: SBIG ST-8300M, Filters: Baader LRGB, Astrodon 5 nm H-alpha
- Telescope: Televue 85 mm with field flattener focal distance 472mm
- Mount: Losmandy G11
- Guiding: SBIG Off Axisguider, Starlight Xpress Lodestar autoguider and PHD
- Location: Etoile St.Cyrice, France
- Date: 23-26 August 2019
Image acquisition with ImagesPlus 6.0 Camera Control:
- 8 H-alpha of 20 min, binned 1x1
- 6 Luminance of 10 min, binned 1x1
- 3 Red, 3 Green and 3 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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