M27 Dumbbell Nebula with the Optolong L-Ultimate
A field decision guide for imaging the Dumbbell from a UK garden in June: when the L-Ultimate earns its place in the train, and how summer twilight shapes the plan.
Narrowband, RGB Stars and the Milky Way
Combining narrowband nebulosity with natural RGB stars over a wide Milky Way field, and the processing choices that keep both looking right.
A Streamlined Narrowband Processing Workflow
A lean, repeatable PixInsight workflow for narrowband data, from calibrated stack through to a finished image.
PixInsight Processing Notes — Wizard Nebula (NGC 7380)
SPCC dual-band settings, a full processing order, and gradient-removal notes for the Wizard Nebula shot with an Optolong L-eNhance on the Seestar S30 Pro.
Narrowband Normalisation
Workflow card and learning notes for the NarrowbandNormalization process by Bill Blanshan and Mike Cranfield — balancing SII/Ha/OIII intensities without clipping bright cores.
PixInsight Mosaic Processing
A working reference for assembling multi-panel mosaics in PixInsight — plate solve, MosaicByCoordinates, GradientMergeMosaic — with a complexity ladder so you only do as much as your data needs.