Spiral Galaxy M101
This galaxy was huge and a lovely target for early Aprilbr/ Shot April 9th 2021 from Ottawa Ontariobr/ Celestron 11quot; SCT telescope, Hyperstar reducer, 540mm f/1.9br/ ASI533MCPRO colour camerabr/ Guided on a CGEM mount with the ASI290MM guide camera, acquisition software ASIAIRbr/ Baader UV/IR cut filerbr/ 60x180s lightsbr/ Calibrated with darks, flats and flat darksbr/ Processed in PixInsight and Photoshop