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Coronado 40mm Hydrogen-Alpha Singel Pass filtered, ZWO ASI 290 MM, 1920 frames stacked
ZWO ASI Studio, 1920 Frames Stacked, Autostakkert evaluative stacking performed, Registax sharpening.
Our sunspots 3032, 3030,3033and 3034 are pro0viding some very nice filaments.