M80 Globular Cluster in Scorpius
Date Posted: 6/1/2018
Date Taken: 3/22/2018, 3/23/2018
Scope: Planewave CDK 12.5 f/8, 2541mm
Camera: SBIG STL-11000 with Astrodon Tru-Balance E-Series Gen2 filters
Temp: -15C
Mount: Losmandy Titan
Guiding: On-axis via ONAG-XM and SX UltraStar at 2541mm. FocusMax for focusing.
Exposure: LRGB 66:40:38:40 All subs 2 min. Luminance unbinned, RGB binned 2x2.
Calibrated and Stacked with CCDStack2; RGB combine and DDP with MaximDL. Processed with CS4.
A small GC, and pretty low in the sky.