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Contains:  NGC 5477, NGC 5473, M 101, NGC 5457
Getting plate-solving status, please wait...
M101 Reprocessed, 





    
        

            Dave59
M101 Reprocessed

M101 Reprocessed

Technical card

Resolution: 4604x3471

Dates:May 8, 2018

Frames:
ZWO BLUE: 60x120" -20C
ZWO GREEN: 60x120" -20C
ZWO LUM: 180x120" -20C
ZWO RED: 60x120" -20C

Integration: 12.0 hours

Avg. Moon age: 22.52 days

Avg. Moon phase: 46.05%

Bortle Dark-Sky Scale: 4.00

Astrometry.net job: 2616804

RA center: 14h 3' 20"

DEC center: +54° 23' 31"

Pixel scale: 0.911 arcsec/pixel

Orientation: 55.461 degrees

Field radius: 0.730

Locations: Backyard Roll Off Roof Observatory, Walnut, Illinois, United States

Data source: Backyard

Description

I reprocessed this image using the the same exact calibrated and stacked frames from an earlier version, no other data added
https://www.astrobin.com/354437/?nc=user
I used many new processing procedures I found in this Cloudy Nights forum.
https://www.cloudynights.com/topic/616865-post-your-pixinsight-processing-flow/
I think it shows much improvement. Perhaps others might find it useful also.

Comments

Author

Dave59
Dave59
License: None (All rights reserved)
2081
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M101 Reprocessed, 





    
        

            Dave59