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Contains:  NGC 7023
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NGC 7023 (RGB), 





    
        

            DerPit
NGC 7023 (RGB)

NGC 7023 (RGB)

Technical card

Resolution: 4080x2944

Dates:July 25, 2019

Frames: 786x30"

Integration: 6.5 hours

Avg. Moon age: 22.56 days

Avg. Moon phase: 45.60%

Astrometry.net job: 3139190

RA center: 21h 1' 36"

DEC center: +68° 10' 4"

Pixel scale: 1.653 arcsec/pixel

Orientation: 358.507 degrees

Field radius: 1.155

Locations: ORM, La Palma, Spain

Data source: Backyard

Description

A try in combining images with different gain: One set at 139 (unity), one at 76 (2e/du). Still dust is weak. Need to add either higher gain, or longer exposure it seems...

Comments

Author

DerPit
DerPit
License: None (All rights reserved)
310
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Revisions

  • NGC 7023 (RGB), 





    
        

            DerPit
    Original
  • Final
    NGC 7023 (RGB), 





    
        

            DerPit
    B

B

I added another run on Aug 1 with unity gain and 60s exposure time. On the processing side, now StarNet is used to stretch stars and nebula separately, which improves star color also makes reducing the bright star halos easier.

Sky plot

Sky plot

Histogram

NGC 7023 (RGB), 





    
        

            DerPit

In these public groups

ZWO ASI1600MM/QHY163M