Astronomy Adventure – Messier 13
Messier 13 is a fantastic globular cluster in the constellation of Hercules that contains over 300,000 stars. In good conditions, it is actually a naked eye object and a beautiful sight in even a small telescope.
Here are the technical details for those who might be interested:
Scope: Starblast 4.5; tracking on
Camera: iPhone6 using NightCapPro app; ISO 8000
Processing: 2×15 sec. images stacked in Deep Sky Stacker; with darks; adjusted curves using GIMP