IOTW: M20 by Diego Colonello

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Name: Diego Colonello Object: M20 Description: M 20 RGB Technical card Imaging telescope or lens:SkyWatcher / Sidereal Trading Mod. 10 inch F4 Klauss Helmerichs C.F. Tube Imaging camera:ZWO Optical ZWO ASI 1600MM cool Mount:TAKAHASHI NJP Temma 2 Guiding telescope or lens:SkyWatcher / Sidereal Trading Mod. 10 inch F4 Klauss Helmerichs C.F. Tube Guiding camera:QHY5L-II Software:Main […]

IOTW: Crescent Nebula Challenge by Chris Plonski

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Name: Chris Plonski Object: Crescent Nebula Processing Challenge Description: Deconvolution MLT Noise reduction Bicolor mix: R=HA, B=OIII, G=(HA*OIII)*1.5 Magenta star removal Background Neutralization, Color Cal Histogram Stretch Inverse masked black compression ACDNR on darks Reset black point HDRMultiScaleTransform Local Histogram Equalization Masked Curves Iterations Star reduction Final fine level and color tweaks in Windows Photo […]

IOTW: M76 by Peter Goodhew

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Name: Peter Goodhew Object: M76 The Little Dumbell Nebula Description: Captured from my telescope remotely hosted in Spain. Scope: APM TMB 152 F8 LZOS Mount: 10Micron GM2000HPS Camera: QSI6120wg8 Combined Ha OIII RGB 20 hours of total integration. Processed in Photoshop CS2. Cropped from the original image.