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IC1396a Elephant's Trunk

Category:Deep Sky
Published:
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IC1396a Elephant's TrunkIC 1396
Resolution:
3823x2143 px
File size:
13364 KB

Photo description / processing

After a two-month break since May, the first astrophotography session finally took place. Conditions were far from ideal: a full Moon, bright summer skies, and short astronomical nights, but even under these circumstances, 2 hours and 20 minutes of long-exposure data were collected. The main target of the session was the famous Elephant's Trunk Nebula (IC 1396A) — one of the most recognizable parts of the vast IC 1396 complex in the constellation Cepheus. IC 1396 is located about 2,400 light-years from Earth and is a huge region of ionized hydrogen roughly 100 light-years across. Inside it lies the dense gas and dust structure IC 1396A, named the "Elephant's Trunk" due to its shape — a giant pillar of cold gas and dust about 20 light-years long, where new stars are being born. Despite the challenging shooting conditions, this object once again revealed its incredible beauty — gas clouds, dark dust structures, and regions of active star formation.

Technical information

Telescope/Lens
Askar 71F
Camera
ZWO ASI585MC Pro
Mount
Sky-Watcher HEQ5 Pro
Guide Scope
ZWO Off-Axis Guider (OAG)
Guide Camera
ZWO ASI120MM
Software
Siril, Pixinsight, Adobe Photoshop
Location
Viskla, Estonia

Light pollution

Green, Bortle 4 zone

Date taken

Exposure

  • 14 × 600″ · ISO/Gain: 200 · Laida Ha OIII ·

Total exposure: 2 h 20 m

Photo versions

IC1396a Elephant's Trunk
Updated
IC1396a Elephant's Trunk

Aug 9th, 2026

5 h 0 m

Total integration time — 5 hours. Yes, I know that long exposures slightly "burned out" the bright stars, so I had to work on them separately during processing. But the short summer night forces a choice: either preserve the stars or pull out the maximum faint details of the nebula. This time, I chose the nebula.

IC1396a Elephant's Trunk
Current photo
IC1396a Elephant's Trunk

Jul 30th, 2026

2 h 20 m

After a two-month break since May, the first astrophotography session finally took place. Conditions were far from ideal: a full Moon, bright summer skies, and short astronomical nights, but even under these circumstances, 2 hours and 20 minutes of long-exposure data were collected. The main target of the session was the famous Elephant's Trunk Nebula (IC 1396A) — one of the most recognizable parts of the vast IC 1396 complex in the constellation Cepheus. IC 1396 is located about 2,400 light-years from Earth and is a huge region of ionized hydrogen roughly 100 light-years across. Inside it lies the dense gas and dust structure IC 1396A, named the "Elephant's Trunk" due to its shape — a giant pillar of cold gas and dust about 20 light-years long, where new stars are being born. Despite the challenging shooting conditions, this object once again revealed its incredible beauty — gas clouds, dark dust structures, and regions of active star formation.

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