Thread: Ic 4685
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Old 30-07-2025, 12:51 PM
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CoolhandJo (Paul)
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Ic 4685

IC 4685 Chinese Dragon Nebula

With many more clear nights I decided to image the Chinese Dragon Nebula. It was perfectly positioned in the sky to take advantage of long exposure times. This is just under 30 hours of data Mono SHO 600 sec ea filter x 59

Total integration: 29h 30m

Integration per filter:
- Hα: 9h 50m (59 × 600")
- SII: 9h 50m (59 × 600")
- OIII: 9h 50m (59 × 600")

Equipment:
- Telescope: Askar 103APO
- Camera: ZWO ASI533MM Pro
- Mount: ZWO AM3
- Filters: Antlia 3nm Narrowband H-alpha 1.25", Antlia 3nm Narrowband Oxygen III 1.25", Antlia 3nm Narrowband Sulfur II 1.25"
- Accessory: Askar 0.8x Reducer for APO103
- Software: Adobe Photoshop, Pleiades Astrophoto PixInsight

For more information, visit AstroBin:
https://app.astrobin.com/i/4anvhx
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