The Horsehead & The Flame Nebula
The HorseHead (IC434 or Barnard 33) is a bright emission nebula in the equatorial constellation of Orion.
This nebula, located 1600 light years away, was first discovered in 1888 by Williamina Fleming on a photographic plate taken at the Harvard College Observatory.
The Flame Nebula, designated as NGC 2024 and Sh2-277, is an emission nebula in the constellation Orion at an estimated distance of 1,400 light-years. It was discovered by the German-British astronomer William Herschel in 1786.
The image was taken in December 2024 in La Palma (Spain) in 2 hours 50’ only.
Set up
Fra400 on AZ EQ6 GT mount
ASI533 MC Pro for imaging
ASI220 mini for guiding via OAG Zwo
Antlia Duo Band 5nm
Control via ASIAIR PLUS
The session
17 frames, 600” each
Total integration : 2 hours 50’
Processing
Calibration, Alignment and Stacking via Siril
Processing via Pixinsight
Procedure via PixInsight :
Dynamic Crop
Gradient correction
Image Solver
SPCC
BlurX (Correct only)
NoiseX
EZ Suite Stretch
SCNR
Luminance Extraction
Histogram (to dark a little bit the background)
Curve for saturation
Range Selection
Curve for RGB/K
HDR multiscale transform
Local Histogram equalization (2 times)
Dark structure enhance
Curve for RGB/K (S curve, just a hair)
NoiseX
Clear Sky !
Crop on the HorseHead
Crop on the Flame
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