420 one minute exposures (7 hours of integration time)

Bortle 6 skies

Equipment

  • Scope: Askar FRA300
  • Main Camera: ZWO ASI585MC
  • Filter: Optolong UV-IR Cut Filter 2”
  • Mount: ZWO AM5
  • Guide Scope: SVBONY SV165
  • Guide Camera: ZWO ASI120MM
  • Other Equipment: ASI Air plus, ZWO m42x0.75 filter drawer, Dew Not dew heaters, Jackery Explorer 300 power bank

Processing done in Pixinsight

  • Weighted Batch Preprocessing
  • Dynamic Crop
  • Image Solver
  • Graxpert Background Extraction
  • Spectrophotometric Color Calibration
  • BlurXterminator
  • Graxpert Noise Reduction
    • Strength 0.75
    • Latest ai model
  • Statistical Stretch
    • Adjusted target median to desired level
  • SNCR
  • Starnet Star Removal
  • Curves Transformation – RGBK increasing brightness of brighter pixels and decreasing brightness of darker pixels
  • Generate grey image for mask
  • Curves Transformation
    • Increase color saturation on starless image
    • Decrease color saturation of background
    • Increase color saturation on starmask
  • Pixel math to add stars back
  • Star reduction
  • One more round of graxpert denoising

by E_Dward

Comments are closed.