Horsehead Nebula, under dark skies
Sky-Watcher Esprit 100EDZWO ASI2600MM Pro12.8 hBortle 4
Description
Demo picture: ESO (ESO, CC BY 4.0, https://www.eso.org/public/images/eso0202a/).
Session
- Total integration
- 12 h 45 min
- Sky darkness
- Bortle 4
- Dates
- 22 Oct 2026 – 25 Oct 20264 nights
- TelescopeSky-Watcher Esprit 100ED
- CameraZWO ASI2600MM Pro
- Optics550 mm f/5.5 · 100 mm aperture
- MountSky-Watcher EQ6-R Pro · Equatorial
| Filter | Exposure | Frames | Total (h:mm) |
|---|---|---|---|
| Antlia Hα, OIII and SII 3 nmnarrowband | 180 s | 255 | 12:45 |
Processing
- Tools
- PixInsight, BlurXTerminator, NoiseXTerminator, StarXTerminator










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