Messier 19 - NGC 6273

Posted: Jun 2nd, 2026

Technical Info

Telescope/Lens: Celestron Origin

Camera: Sony Starvis IMX178

Mount: Celestron Evo StarSense EQ

Guide Scope: Celestron StarSense Autoguider

Software: Siril

Masterton, New Zealand

Resolution: 2293x1461 px

Scale: 1230 KB

Robin Warnes

Messier 19 - NGC 6273

62 subs at 4 seconds each – 20 ISO, Bortle 2 – 3

Total Data: 4 minutes.

Taken with Celestron Origin using OLV software.

Chester Rd, Masterton, NZ.

Wednesday 20th May 2026

Stacked and processed in Siril

Messier 19 or M19 is a globular cluster in the constellation Ophiuchus. It was discovered by Charles Messier on June 5, 1764 and added to his catalogue of comet-like objects that same year. It was resolved into individual stars by William Herschel in 1784.

Distance from Earth: 28,700 light years.

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