vdBerg152

Constellation: Cepheus        Distance: 1400 lightyears

vdB152

Click for full resolution (3185 x 2460)

Image spcefications:
  • Exposure: 4,5 hours, LRGB = 120:50:50:50 minutes
  • Camera: SBIG ST-8300M, Temp -25 ° C, Baader RGB filters
  • Instrument: TEC 140 with field flattener, focal distance 980 mm
  • Mount: Losmandy G11
  • Guiding: TS Off Axisguider, Starlight Xpress Lodestar autoguider and PHD
  • Location: Etoile St. Cyrice, France
  • Sky Quality Meter: 21,29
  • Ambient temperature: between 7° C and 1° C
  • Date: 11 october 2013

Image acquisition with ImagesPlus 4.0 Camera Control with dither:
  • 8 Luminance of 15 min, binned 1x1
  • 5 Red + 5 Green + 5 Blue of 10 min, binned 1x1
  • 20 Flat fields per channel with Aurora Flatfield panel
  • At home, camera in fridge:
  • 20 Dark frames of 15 min + 20 Dark frames of 10 min
  • 20 Flat darks (per channel) + 20 Bias frames

Processing in PixInsight 1.8
  • ImageCalibration, ImageIntegration, StarAlignment, ChannelCombination
  • BackgroundNeutralization, ColorCalibration, HistogramTransformation
  • LRGBCombination, TGVDenoise, CurvesTransformation, SCNR
  • ATrousWaveletTransform, PixelMath