NGC 281 - The Pacman Nebula
From the author of Sizing Up The Universe
19:05-19:46 EST Jan 08 and 18:10-19:37 EST Jan 11, 2022
Starlight Express Trius-SX694 binned 2x2 on 10" RCOS at f/9.
Hα = 96 min, OIII = 6 min, R = 6 min, G = 6 min, B = 6 min
(unguided 40-second subexposures).
01:23 EDT Sep 21, 2004.
Starlight Express SXV-H9 on 4" Tak FSQ refractor at f/5.
L(Hα) = 80 min, R = 10 min, G = 10 min, B = 10 min
(unguided 2-minute subexposures).
Richardson-Lucy deconv.
Hα
