NGC 6572 (PK 034+11.1, PN G034.6+11.8) Planetary Nebula in Ophiuchus. Taken June 20, 2022. Imaged
with Starlight Xpress’ SX-825 camera and a Celestron EdgeHD 9.25 at f10, on a Losmandy G11/Gemini
mount. The RGB, OIII and H alpha subframes were 10 seconds binned 1x1, resulting in the following
total exposures (OIII+HA):(R+Ha): (G+OIII):(B+OIII) (sec) = (400+400):(200+400):(190+400):(200+400).
This image is upsampled 2x and cropped from the original, and is displayed at 0.28 arcsec/pixel.
Captured with Nebulosity, calibrated, sigma combined in Siril with other processing using PixInsight
LE, Photoshop CS and GIMP. North is up.