M92 -- A Globular Cluster in Hercules
From the author of Sizing Up The Universe
22:22 EDT Aug 10, 2005.
Starlight Express SXV-H9 on 10" RC at f/9.
L = 10.5 min, R = 3.5 min, G = 5 min, B= 5 min
(unguided 30-second subexposures).
Log stretch, Unsharp mask.