M 4 · Globular cluster · Scorpius
M 4, resolved
Seestar S50Sony IMX46245 minBortle 8–9
Description
Demo picture: ESA/Hubble & NASA (ESO, CC BY 4.0, https://www.eso.org/public/images/eso1235d/).
Session
- Total integration
- 45 min
- Sky darkness
- Bortle 8–9
- Dates
- 8 Sept 20261 night
- TelescopeZWO Seestar S50
- CameraSony IMX462
- Optics250 mm f/5 · 50 mm aperture
| Filter | Exposure | Frames | Total (h:mm) |
|---|---|---|---|
| UV/IR cutbroadband | 20 s | 135 | 0:45 |
Processing
- Tools
- Seestar app, Siril, GraXpert
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