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Old 17-12-2023, 08:04 PM
Rusty2
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Rusty2 is offline
 
Join Date: Oct 2016
Location: Batemans Bay
Posts: 94
Horse Head + Torch Bearer

Howdy !
The weather cleared for me on friday night and I took the opportunity to get out in the backyard after weeks of overcast conditions . I'm still having issues with RA aggressiveness and lost a lot of subs due to eccentricity and low SNR . Still working on it .

I had an "Enhance" pollution filter and decided to pop it on the scope but there seemed to be a lot of extra noise in post proccessing . Not sure if it was from the filter or the 3 minute subs .

The screen captures below aren't a great representation .
I started out in the east with the Torch Bearer nebula . NGC3576
https://www.astrobin.com/jdbvps/

5 x 180s lights out of 56
20 x 180s darks
20 x 2s flats
20 x .01s bias

The Horse Head nebula was in view at 3am and I managed to get 7 180s subs and picked the best 2 out of a bad bunch . Don't look too closely .

ASIDeepStack 10 minutes .
Pixinsight . Histogram transformation to correct colour imbalance , Generalised Hyperbolic Stretch , StarX , NoiseX , BlurX .
Lightroom
Pixinsight . Pixelmath
Lightroom

Rusty
Attached Thumbnails
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Click for full-size image (Torch Bearer.jpg)
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