robo9981
Melotte 15 in the Heart Nebula
-
4
sessions
-
490
images
-
32.67
hours
Details
Equipment
- Celstron Orange Tube C8 (1980s) w/ 0.63x reducer
- iOptron CEM40
- ZWO ASI1600-MM Pro
- ZWO Sii/Ha/Oiii filters
Integration Time
-
Ha: 189x240s (12.6 hours)
-
Oiii: 149x240s (9.93 hours)
-
Sii: 149x240s (9.93 hours)
-
Total: 32.47 hours
Processing
- Preprocessing using WBPP
- SubframeSelector > ImageIntegration > Drizzle Integration
- DynamicCrop + DBE on individual Ha/Oiii/Sii channels
-
Starless Deconvolution on Ha
- EZDenoise on Ha, Oiii, and Sii separately
- EZSoftStretch on Ha, Oiii, and Sii
- EZStarReduction on Oiii and Sii (cause halooosss)
- ChannelCombination using R=Sii, G=Ha, B=Oiii
- Inverted SCNR (Green 1.0) to remove some magenta cast
- Additional EZStarReduction on color image
- Curves for saturation and a slight decrease in green
- LRGBCombination to bring in Ha as L channel
- Curves for contrast, saturation, and a bit more color tweaking
- LHE (radius 128, contrast limit 4.0, amount 0.05) for additional contrast
- Blended small scale LHE (radius 16, contrast limit 4, amount 0.2) on the core @ 50%
- DarkStructureEnhance
- Final EZStarReduction to decrease stars one last time.
Sessions
| Date |
Ha |
Oiii |
Sii |
| 2021-10-18 |
6.93 |
|
|
| 2021-10-19 |
3.0 |
2.87 |
2.8 |
| 2021-10-20 |
2.8 |
2.8 |
2.73 |
| 2021-10-21 |
|
4.33 |
4.4 |
| Total |
12.73 |
10.0 |
9.93 |