Messier 13

[Hughsie]

My rendition of Messier 13, The Great Hercules Cluster.

One of the great globular clusters which can be seen in the northern hemisphere, this cluster is bright and easily visible with binoculars or a small telescope.

This image was taken over five nights, 11th, 13th, 14th, 19th and 28th May 2020 using the following equipment;

William Optics Z103 refractor.

ZWO ASI1600mm Pro Cool camera.

Sesto Senso robotic focuser.

LRGB Chroma 1.25” filters.

ZWO Electronic filter wheel.

SkyWatcher EQ6R-Pro mount.

Captured using Sequence Generator Pro and processed using PixInsight.

Data;

Luminance 217 x 60 seconds.

Red 166 x 60 seconds, binned 2x2.

Green 153 x 60 seconds, binned 2x2.

Blue 173 x 60 seconds, binned 2x2.

Total integration time 11.9 hours.

[Kev M]

Very nice, one of the best pics I have seen of this .

[Hughsie]

43 minutes ago, Kev M said:

Very nice, one of the best pics I have seen of this .

Wow, thank you Kev.

[Mick H]

Hugh, Beautiful pic of one of my favourite M's thanks for sharing.