M10 (
NGC 6254 and others) is a Shapley-Sawyer class VII (
https://en.wikipedia.org/wiki/Shapley%E ... tion_Class) globular cluster located approximately 14,300 light-years away in Ophiuchus.
Luminance – 4x300s – 20 minutes – binned 2x2
RGB – 5:4:5x300s – 25:20:25 minutes each – binned 2x2
90 minutes total exposure – 1 hour 30 minutes
Imaged April 11th, 2021 at the
IC Astronomy Observatory (Spain) with a FLI PL16083 on a Officina Stellare ProRC 700 at
f/8 5600 mm.
This data is from Telescope Live (
https://telescope.live/) “One-click Observations.”
LRGB -
https://www.flickr.com/photos/dcrowson/ ... 0/sizes/l/
Dan
