M13 and M104 with AstroDMx Capture and multi-star pulse auto-guiding

Using an Atik 320E OSC CCD camera with a Bresser Messier-AR-102-xs/460 ED, f/4.5 refractor mounted on a Celestron AVX GOTO mount.

The scopes with dew heaters in place

A Linux laptop running PHD2 and an INDI server was used to multi-star pulse auto-guide the scope.

Click on an image to get a closer view.

PHD2 multi-star auto-guiding

AstroDMx Capture for Linux was used to capture 10 x 10 minute exposures of The Sombrero galaxy with matching Dark-frames. 10 x 3 minute exposures were captured of M13 with matching dark frames. Bias frames and flat-fields were also used.

Screenshot of AstroDMx Capture for Linux capturing data on M13

The data were stacked and processed in Deep Sky Stacker, Affinity Photo and the Gimp 2.10

M13

M104, the Sombrero galaxy

Steve Wainwright and Nicola Mackin