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Community photo entitled  by Eric Dooms on 05/23/2023 at Postel, Belgium

On 05/23/2023 11:53 pm by Eric Dooms| Postel, Belgium

First clear night after several months bad weather. For this imaging sessions, I moved from city of Antwerp ( Bortle 8 zone) with high light pollution to Bortle 4 zone ( best you can do in Belgium).
4 Hrs imaging with RGB and Ha filter. M101 was almost in zenith between 0 and 4 am ( night of 24 May) and best placed for imaging. Supernova was even brighter than core of M101. Despite some wind, tracking accuracy was between 0.5" and 0.7", borderline to still get round stars. Very happy to have been able to capture a supernova for the first time using this equipment. The intense blue white appearance is very prominent in the upper left of M101 spiral arm. Enjoy.

Celestron C8, F6.3 reducer, ASI2600MM Pro CMOS camera, RGB+ Ha narrowband filter, Ioptron CEM70 mount
Astrophotography Tool, Astro Pixel Processor, PHD2

Stacking of 110 Light images in APP + Dark, Flat, Bias frames .
Processing in Adobe Lightroom : stretching, contrast, noise , sharpening, color balance, saturation lightness