Object Information

• Name/Designation: Elephant’s Trunk Nebula (IC 1396A)

• Object Type: Emission Nebula

• Constellation: Cepheus

• Distance from Earth: ~2,400 light-years

• Apparent Magnitude: ~5.0 (for the full IC 1396 region)

• Angular Size: ~1° (entire region; trunk itself spans ~20 arcminutes)

Imaging Info

• Date: October 1-5, 2023

• Location: Athens, Greece

• Frames: 661 × 60″ exposures (11h 1m)

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

• Bortle Scale: 8/9 (City sky)

Equipment & Guiding

• Imaging Telescope: Sky-Watcher Explorer 130PDS

• Imaging Camera: ZWO ASI533MC Pro

• Mount: Sky-Watcher EQ5 Pro

• Filter: Baader Optolong L-eXtreme 1.25″

• 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