Updated
NGC 6888 (LBN 203, Crescent Nebula) in Ha(Ha+OIII)OIII palette (July 2020, new edition)Nov 11th, 2022
I've enhanced the background a bit and made some minor adjustments here and there...
NGC 6888 (LBN 203, Crescent Nebula) in Ha(Ha+OIII)OIII palette (July 2020, new edition)
Photo description / processing
A synthetic green channel Ha+OIII was added.
Crop, 50%.
Technical information
- Telescope/Lens
- Sky-Watcher 300/1500
- Camera
- ZWO ASI1600MM-Cool
- Mount
- Sky-Watcher EQ6 Pro
- Guide Scope
- SW300/1500
- Guide Camera
- ZWO120-mini
- Software
- MaxIm DL 6.11, FITStacker, PhotoShop
- Location
- Новое Дубовое, Россия
Light pollution
Green, Bortle 4 zone
- Date taken
Exposure
- 15 × 240″ · ISO/Gain: 139 · Ha, bin 1X1, T = -15C ·
- 15 × 240″ · ISO/Gain: 139 · OIII, bin 1X1, T = -15C ·
Total exposure: 2 h 0 m
Photo versions
Current photo
NGC 6888 (LBN 203, Crescent Nebula) in Ha(Ha+OIII)OIII palette (July 2020, new edition)Nov 10th, 2022
2 h 0 m
A synthetic green channel Ha+OIII was added. Crop, 50%.
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