Messier 83 also known as NGC 5236 or the Southern Pinwheel Galaxy, is a barred-spiral galaxy located approximately 15 million light years distant in the constellation Hydra.
Captured by Tim Lockhart from my backyard in Bowling Green KY.
DATE/TIME: The evenings of May 12th and 13th, 2013.
CAMERA: Canon XSI, 450D modified
TELESCOPE: Celestron C9.25" SCT
MOUNT: Celestron CGE Pro.
ISO SETTING: 800
EXPOSURES: 33
EXPOSURE LENGTH: 300sec.
TOTAL EXPOSURE LENGTH: 2hrs 45min.
SUBTRACTIONS: 16 dark frames, 20 flat frames, 16 dark-flat frames and 10 bias frames.
CAPTURE: Maxim DL
STACKING/PRE-PROCESSING: Deep Sky Stacker
PROCESSING: Photoshop CS3