M13 – Cluster of Hercules
Same Light frames (made 30.3.2019) has been processed but with new technique. M13 –Cluster of Hercules – Brightness is 5.8 Magnitude. The cluster’sdiameter is 145 light years! The distance from the ground is 25.1thousand light years. Photographs (March 2019) made in Zwardoń. A standard place of meetings of the Polish