Abell 53 (PN A66 53, PN G040.3-00.4, PK 040-00.1), Planetary Nebula in Aquila. Taken July 15, 16,
17, 18, 19 and July 20, 2022. Imaged with Starlight Xpressí SX-825 camera and a Celestron EdgeHD
9.25 at f10, on a Losmandy G11/Gemini mount. The H-alpha and OIII subframes were 10 mintues binned
1x1, while the RGB subframes were 3 minutes binned 2x2, resulting in the following total exposures
L:R:G:B = (HA+OIII): (R+Ha):(G+OIII):(B+OIII) (min) = (270+ 310):(51+270):(51+310):(51+310).
Captured with Nebulosity, calibrated, sigma combined in Siril with other processing using PixInsight
LE, Photoshop CS and GIMP. North is up.