IC410

Constellation: Auriga        Distance: 12000 lightyears

IC410

Click on image to toggle between HaRGB and Ha

Click for full resolution in HaRGB (3132 x 2286)

Image spcefications:
  • Exposure: 6 hours, HaRGB = 220:45:45:45 minutes
  • Camera: SBIG ST-8300M, Temp -35 ° C, Astrodon 5nm Ha filter, 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: Between 21,32 and 21,35
  • Ambient temperature: -4° C and -6° C
  • Date: 16 and 17 Januari 2012

Image acquisition with ImagesPlus 4.0 Camera Control with dither:
  • 11 H-alpha of 20 min, binned 1x1
  • 9 Red + 9 Green + 9 Blue of 5 min, binned 2x2
  • 20 Flat fields per channel with Aurora Flatfield panel
  • At home, camera in fridge:
  • 20 Dark frames of 20 min + 20 Dark frames of 5 min
  • 20 Flat darks (per channel) + 20 Bias frames

Processing in PixInsight 1.7
  • ImageIntegration, ImageCalibration, StarAlignment, ChannelCombination
  • ColorCalibration, BackgroundNeutralization, HistogramTransformation
  • ACDNR, CurvesTransformation, SCNR

Processing in Photoshop CS3:
  • Combine Ha and RGB (Split RGB and Combine R and Ha in blend mode lighten)
  • Levels, Curves