Saturday, April 19, 2025
Soul Nebula, a Two Frame Panorama
I published yesterday a detail picture of the Soul nebula, IC 1848. Earlier this year I shot another long focal length photo of the IC 1848, those two photos are overlapping so I was able to make a two frame mosaic out of them, total exposure time 30h
Soul Nebula, a Two Frame Panoramic Mosaic Image
Click for a large image, 2800 x 1700 pixels
Click for a large image, 2800 x 1700 pixels
A mapped color image from a light emitted by an ionized elements, sulfur=red, hydrogen=green and oxygen=blue. Original resolution 8500 x 5000 pixelsThe Soul Nebula, a Wider Filed Shot
Click for a large image, 3000 x 1700 pixels
Technical details
Processing workflow
Image acquisition, MaximDL v6.5
Stacked and calibrated in CCDStack2.
Deconvolution with a CCDStack2 Positive Constraint, 27 iterations, added at 50% weight
Color combine in PS
Levels and curves in PS
Imaging optics,
Celestron EDGE 14" with 0.7 Focal reducer
Mount,
MesuMount Mark II
Cameras,
Imaging camera Apogee Alta U9000M and Apogee seven slot filter wheel
Guider camera, Lodestar x 2 and SXV-AO Active Optics @ 5hz
filters,
Astrodon 5nm H-alpha, 3nm S-II and 3nm O-III
Total exposure time 30h
H-alpha, 75 x 1200 s, binned 1x1 = 25 h
O-III, 6x 1200 s, binned 2x2 = 5h
O-III, 6x 1200 s, binned 2x2 = 5h
S-II, 6 x 1200 s. binned 2x2 = 5h
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