🌌 Object Information

• Name/Designation: Iris Nebula (NGC 7023)

• Object Type: Reflection Nebula

• Constellation: Cepheus

• Distance from Earth: ~1,300 light-years

• Apparent Magnitude: ~6.8

• Angular Size: ~18 arcminutes (~0.3°)

📅 Imaging Info

• Date: July 31, August 2-3, 2022

• Location: Aegina, Greece

• Frames: 437 × 60″ exposures (7h 17m total)

• Camera Settings: Gain 101 | Temperature: 0 °C

• Bortle Scale: 4

🔭 Equipment & Guiding

• Imaging Telescope: Sky-Watcher Explorer 130PDS

• Imaging Camera: ZWO ASI533MC Pro

• Mount: Sky-Watcher EQ5 Pro

• Filter: Baader UV/IR Cut Luminance 2″

• Accessory: Baader 2″ MPCC Mark III Newton Coma Corrector

• Guide Scope: Artesky 32mm Mini Guide Scope

• Guide Camera: ZWO ASI120MM Mini

🛠️ Software

• Astro Photography Tool (APT)

• PHD2 Guiding

• PixInsight

• BlurXTerminator

• NoiseXTerminator

• StarXTerminator