M15 Globular star cluster
Telescope: 12.5" RCOS
Camera : STF-8300 SC-2 guided
Mount : AP1200
Image date: June 2022
-- Filters used and total time--
Luminous 9 minutes
Red 9 minutes
Green 9 minutes
Blue 9 minutes
Ha
OIII
SII
Distance from Earth: About 33,600 light years
Located in: Pegasus