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PHOTO OF THE MONTH
Planetary nebula PuWe 1
Andrea Arbizzi, Modena, Italy, December 2024–April 2025
Andrea says: “PuWe 1 is a tough, faint target and even more so from my Bortle 8 sky! But after 28 hours and some intensive processing, I was able to show this beautiful nebula that's normally drowned out by light pollution.”
Equipment: ZWO ASI2600MC Duo camera, Askar FRA500 refractor, ZWO AM5N mount
Exposure: Ha/OIII 163x 600”, UV/IR 98x 30”, total 28h
Software: Astro Pixel Processor, PixInsight, Photoshop
Andrea's top tips: “In order to capture this extremely faint planetary nebula, I had to use the Optolong L-Ultimate multi-narrowband filter, which lets through just 3 nanometres of light centred on the Ha and OIII wavelengths. The nebula would…