NGC 3303 (Arp 192, UGC 05773) Galaxy pair in Leo. In the Arp Atlas, this galaxy pair is in the class
of “Galaxies with Narrow Filaments”. Taken April 09, 15, 20 and 25, 2023. Imaged with Starlight
Xpress’ SX-825 camera and a Celestron EdgeHD 9.25 at f10, on a Losmandy G11/Gemini mount. The L
subframes were 12 minutes binned 1x1, while the RGB subframes were 3 minutes binned 2x2, resulting
in the following total exposures L:R:G:B (in min) = 384:51:51:51. Captured with Nebulosity,
calibrated, and sigma combined in Siril with other processing using PixInsight LE, Photoshop CS and
GIMP. North is up.