Captured M45 under Bortle 3 skies using the Seestar S50 Pro. This is a stack of 291 × 30-second exposures, with a total integration time of 2 hours, 25 minutes, and 30 seconds.

Acquisition details

• Target: M45 - The Pleiades
• Telescope: Seestar S50 Pro
• Sky quality: Bortle 3
• Integration: 291 × 30s (2h 25m 30s)
• Drizzle: 1.5x

Processing workflow (Siril + Seti Astro):

1. Green removal
2. SPCC (Spectrophotometric Color Calibration)
3. Star removal
4. DeepSNR
5. VeraLux Hypermetric Stretch
6. Manual GHS (Generalized Hyperbolic Stretch)
7. Sharpening in Seti Astro
8. VeraLux Star Composer for star recombination

Clear skies! 🔭