Image spcefications:
- Exposure: 4.25 hours, LRGB = 105:50:50:50 minutes
- Camera: SBIG ST-8300M, Temp -30 ° C, Baader LRGB filters
- Instrument: TEC 140 with field flattener focal distance 980 mm
- Mount: Losmandy G11
- Guiding: SBIG Off Axisguider, Starlight Xpress Lodestar autoguider and PHD
- Location and date: Etoile St.Cyrice, France, 7 April 2016
Image acquisition with ImagesPlus 5.75 Camera Control:
- 7 Luminance of 15 min, binned 1x1
- 5 Red + 5 Green + 5 Blue of 10 min, binned 1x1
- 20 Flat fields with flatfield panel
- 20 Dark frames of 15 and 10 min
- 50 Bias frames
Processed in PixInsight 1.8
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