M51
Because the L signal was relatively weak, i combined it with (pseudo-)L extracted from the RGB image to improve the signal:noise, particularly in the extended outer nebulosity.
L 2400s (8 exposures)
R 4500 (24)
G 5280 (28)
B 5700 (26)
SPECIFICATIONS
Telescope
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Camera
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Location
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Date of observation
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Date of observation
2021/3-7
Filters
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Processing
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Processing
PixI w/noiseX, blurX plugins
