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FORUMS Photo Sharing & Discussion Astronomy & Celestial 
Thread started 28 Aug 2022 (Sunday) 19:41
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NGC 6946 The Fireworks Galaxy

 
SiriusDoggy
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Post edited over 1 year ago by SiriusDoggy. (2 edits in all)
     
Aug 28, 2022 19:41 |  #1

Here's my attempt at the Fireworks Galaxy.
Details:
Explore Scientific ED152 CF APO
ASI 2600mmPro
Chroma LRGB Filters
TS/Optics 1.0x Field Flattener
iOptron CEM70EC Mount
ASI290mm Guide Camera w/ZWO OAG-L

30x180sec Lum = 90 minutes
15x180sec ea. RGB = 2hrs15mins.

Total Integration Time: 3hrs45mins.

Captured with NINA from Wee Thump, NV - SQM 21.35, processed with PixInsight

The last time I photographed this galaxy was back in 2017 when one of the many supernovae in this galaxy popped up. Here's a little short video I made showing then and now.
https://youtu.be/wydwT​zYO4d4 (external link)

IMAGE: https://photos.smugmug.com/photos/i-jnh5tQC/0/40cf38b9/X3/i-jnh5tQC-X3.jpg
IMAGE LINK: https://photos.smugmug​.com …i-jnh5tQC-X3.jpg&lb=1&s=A  (external link)

EDIT: Aug 31,2022

I managed another evening of data on this subject. Slightly tighter crop this time around.
08-26 & 8-31/2022

L- 50x180sec = 2hrs30mins.
R- 32x180sec = 1hr 36mins.
G- 34x180sec = 1hr 42mins.
B- 32x180sec = 1hr 36mins.
Ha- 18x600sec = 3hrs

Total Integration Time = 10hrs 24minutes.


IMAGE: https://photos.smugmug.com/photos/i-DV4WfzJ/0/c7281607/X3/i-DV4WfzJ-X3.jpg
IMAGE LINK: https://photos.smugmug​.com …i-DV4WfzJ-X3.jpg&lb=1&s=A  (external link) on Smugmug

Greg M.~
Scopes: Explore Scientific ED152CF & ED127mm, StellarVue SV70T, Classic Orange-Tube C-8, Lunt 80mm Ha single-stack solar scope.
Mounts: iOptron CEM70EC Mount, iOptron ZEQ25 Mount.
Cameras: ZWO ASI2600mm Pro, ZWO 2600MC Pro, ZWO 1600mm
Filters: Chroma 36mm LRGB & 3nm Ha, OIII, SII, L-Pro, L-eXtreme

  
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Slagrim
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Gallery: 78 photos
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Location: California USA
     
Aug 29, 2022 19:31 |  #2

SiriusDoggy wrote in post #19420372 (external link)
. . . .
The last time I photographed this galaxy was back in 2017 when one of the many supernovae in this galaxy popped up. Here's a little short video I made showing then and now.
https://youtu.be/wydwT​zYO4d4 (external link)

QUOTED IMAGE
IMAGE LINK: https://photos.smugmug​.com …i-jnh5tQC-X3.jpg&lb=1&s=A  (external link) on Smugmug

Your both pictures are really good and video is interesting. In the list of your gear is iOptron CEM70EC Mount. If you do not mind, I PM to you few questions about the mount and camera gain/offset at this session. This is wrong thread to discuss bolts and nuts, but about acquisition and processing.




  
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NGC 6946 The Fireworks Galaxy
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