Re: NGC 6760
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From: DarkSkyNewMexico@groups.io [mailto:DarkSkyNewMexico@groups.io] On Behalf Of Bernard Miller
Sent: Saturday, August 22, 2020 7:55 PM
Subject: Re: [DarkSkyNewMexico] NGC 6760
Nice resolution in the core. It has a yellow hue on my monitor. Is that just because there are a lot of yellow stars?
NGC 6760 is a Shapley-Sawyer class IX (http://en.wikipedia.org/wiki/Shapley%E2%80%93Sawyer_Concentration_Class) globular cluster located approximately 24,100 light-years away in Aquila.
Luminance – 24x600s – 240 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2
360 minutes total exposure – 6 hours
Imaged June 23rd, 24th and 30th and August 18th, 2020 from Dark Sky New Mexico at Rancho Hidalgo (Animas, New Mexico) with a SBIG STF-8300M on an Astro-Tech AT12RCT at f/8 2432mm.