Acquisition: SW Esprit 80mm, AVX, ASI294MC, ZWO UV/IR Cut, 44×120 seconds; images acquired with ASI Studio, 11 March 2026 from New Zealand.
Processing: APP for correct vignetting, light pollution, star colour calibration, star reducer, stretch and saturation, with noise removal and sharpening in GraXpert, GIMP.
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‘Iota’s Ghost’: NGC 5102 and Iota Centauri
Acquisition: SW Esprit 80mm, AVX, ASI294MC, ZWO UV/IR Cut, 44×120 seconds; images acquired with ASI Studio, 11 March 2026 from New Zealand.
Processing: APP for correct vignetting, light pollution, star colour calibration, star reducer, stretch and saturation, with noise removal and sharpening in GraXpert, GIMP.