The great cluster in Hercules Messier 13 with 600mm on an APS-C chip.
Side by side comparison – 2022 vs. 2024 processing
The side by side comparison of both results.
High resolution on Flickr:
Session details
| Telescope | VIXEN ED80sf |
|---|---|
| Corrector | TSFlat2 |
| Effective focal length | 600 mm |
| Camera | Canon EOS M100(a) |
| Filters | Optolong UV/IR Cut 2" |
| Mount | Skywatcher HEQ5 Pro |
| Guiding equipment | TS-Optics 50 |
| Guiding camera | Omegon 1200b |
| Date of capture | 2022-06-01 |
| Exposure (lights) | L: 24 × 300 s |
| Total integration | 2 h |
| Calibration frames | FLATS, BIAS |
| Sensitivity | ISO 400 |
| Capture setup | Ubuntu, EKOS/INDI, PHD2 |
| Reprocessing | 2022-01-04 – PixInsight, Affinity Photo |
| Processing | 2022-06-02 – SiriL |
| Location | Koblenz, Rheinland |
| Focal ratio | f/7,5 |
| Image scale | 1,28 ″/px |
| Field of view | 128,0 × 85,3 ′ |






Hallo Thomas Hanrath,
Ich schreibe über Deepsky für Amateure in Holland und möchte dieses Bild (M13) gebrauchen.Ist das erlaubt? Selbstverständlich nenne ich Sie als den Autor.
Clear skies!
Mat Drummen
Hallo Mat,
sehr gerne.
Beste Grüße und Clear Sky,
Thomas