Animas, New Mexico
Imaged July 11th and August 23rd, 2016 from Rancho Hidalgo (Animas, New Mexico) with a SBIG STF-8300M on an Astro-Tech AT12RCT at f/8 2432mm.
Palomar 9 (NGC 6717, Collinder 395 and others) is a Shapley-Sawyer class VIII (http://en.wikipedia.org/wiki/Shapley%E2%80%93Sawyer_Concentration_Class) globular cluster located approximately 23,000 light-years away in Sagittarius. At approximately 8.4 magnitude, this is probably the easiest Palomar globular to see although it is located right below the bright star 35 Sgr (HIP 92845, SOA 187445 and others).
Luminance â€“ 12x600s â€“ 120 minutes â€“ binned 1×1
RGB â€“ 8x300s â€“ 40 minutes each â€“ binned 2×2
240 minutes total exposure â€“ 4 hours