In the long series of globular clusters I photographed from spring to early summer 2025, Messier 15 was the second-to-last one. Like many of the others, this image was also captured in a single short early-summer night.
High-resolution on Astrobin:
The annotated image:
Session Details:
| Telescope | Vixen VC200L – VISAC |
| Focal Length | 1800mm |
| Erecting Lense | – |
| Camera | Canon EOS R(a) |
| Filter | Bayer Matrix RGGB |
| Mount | Skywatcher HEQ5 Pro, Belt and Hypertuned |
| Guiding Equipment | APM 240mm |
| Guiding Camera | ToupTek GPM462M |
| Photography Date | 06/22/2025 |
| Exposure-Time Lights | 20x300s |
| Correction frames | FLATS, BIASES, DARKS |
| Sensitivity | ISO 1600 |
| Processing Date | 07/15/2025 |
| Software Stack | Stellarmate OS, PixInsight, Affinity Photo |
| Capture Place | Koblenz, Germany |