Current photoUpdated
Caldwell 4 – Iris NebulaAug 1st, 2026
3 h 25 m
After 2 days – my first processing! I'm glad :]
Caldwell 4 – Iris Nebula
Photo description / processing
After 2 days – my first processing! I'm glad :]
Technical information
- Telescope/Lens
- ZWO Seestar S30 Pro
- Software
- Siril
- Location
- Оазис Резорт Лозенец, Россия
Light pollution
Yellow, Bortle 5 zone
- Date taken
Exposure
- 1230 × 10″ · ISO/Gain: 200 · UV/IR cut 26.07.2026-27.07.2026 ·
Total exposure: 3 h 25 m
Photo versions
![[First processing attempt] Caldwell 4 – Iris Nebula](/img/p/250/66651785406486.png)
[First processing attempt] Caldwell 4 – Iris Nebula
Jul 30th, 2026
3 h 25 m
Connected with Poppy8micro, thank you very much! This is not a finished photo; the second version will be stacked and processed by me.
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