It is already some time ago since my last photo of the sun. So I thought I could use the situation and shoot one with a lot of sunspots using my Lacerta Herschel Prism and a Baader Solar Continuum (540nm) filter.
High resolution on Flickr:
Technical overview
| Telescope | Skywatcher Evostar |
| Focal Length | 910mm |
| Aperture ratio | 10.1 |
| Erecting Lense | Lacerta Herschelkeil incl. ND3 |
| Filter | Baader Solar Continuum 540nm |
| Mount | Skywatcher HEQ-5 |
| Goto-Control | Synscan |
| Mount Control | Synscan |
| Camera | CANON EOS M100(a) |
| Method | focal projection |
| Capture Software | – |
| Photography Date | 01/17/2023 |
| Sensitivity | ISO 1250 |
| Exposure Time | 60 x 1/4000s |
| Post Processing Date | 01/17/2023 |
| Stacking, Integration | PIPP / AutoStakkert |
| Used frames | 50 out of 60 |
| Post Processing Software | imppg |
| Image Editing | Affinity Photo |
| Capture Place | Koblenz, Germany |
| Lightpollution | Bortle 5 |
| Scattered light | strong |
