M92 is one of the brighter globular clusters in the northern hemisphere, but it is often overlooked by amateur astronomers because of its proximity to the even more spectacular Messier 13. It is visible to the naked eye under very good conditions.
Image Info: Canon 60D with an Astronomik CLS LPR filter, at the prime focus of the KPO 18″ Reflector. 31 subframes of 120 seconds each, all at ISO 1600, for an integration time of 62 minutes. Captured and stacked in nebulosity, processed in StarTools, and finished in Aperture.
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