Object: .....M42/M43-Great Nebula in Orion and NGC1977-Running Man Nebula
Date: ..... 20.12.2009
Mount: ..... Losmandy G11 on Berlebach Uni-4c
Optics: ..... SV105, 105mm Triplet Apochromatic Refractor Telescope @ f5.6 (with WO 0.8x reducer)
Filters: ..... Baader UHC-S
Camera: ..... QHY8, prime focus, TEC on, Gain: 0, Offset: 140
Air temperature: .... 18°C
Exposure: ..... 11x180s+9x360s (with Nebulosity)
Binning: 1x1
Processing: ..... Stacking (Lights,Flats,Bias), Noise reduction, DDP, Histogram adjustment, all with Images Plus 3.8
Guiding: ..... Autoguiding with Skywatcher ED 80/600, Meade DSI Pro and GPUSB/PHD
Comments: good seeing and very poor transparency
091220_m42_orion-nebula
435 KB1096895
