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SH2-90, 





    
        

            sky-watcher (johny)
SH2-90

SH2-90

Technical card

Resolution: 2216x1699

Dates:Aug. 7, 2019Aug. 9, 2019

Frames:
Optolong H-alpha 7nm 2": 75x120" (gain: 200.00) 10C bin 1x1
Optolong OIII 12nm 2": 75x120" (gain: 200.00) 10C bin 1x1

Integration: 5.0 hours

Darks: ~20

Avg. Moon age: 8.15 days

Avg. Moon phase: 57.92%

Bortle Dark-Sky Scale: 4.00

Temperature: 25.00

Astrometry.net job: 2855015

RA center: 297.317 degrees

DEC center: 26.839 degrees

Pixel scale: 0.857 arcsec/pixel

Orientation: 359.225 degrees

Field radius: 0.332 degrees

Locations: Western Hungary, Páli, Hungary

Data source: Backyard

Description

Another faint object Emission nebula SH2-90 / LBN 063.10+00.46 -- HII (ionized) region.
Good Ha signal, pretty weak OIII signal.
Hard to process...

Comments

Author

sky-watcher
sky-watcher (johny)
License: None (All rights reserved)
2773
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Revisions

  • SH2-90, 





    
        

            sky-watcher (johny)
    Original
  • Final
    SH2-90, 





    
        

            sky-watcher (johny)
    B

Sky plot

Sky plot

Histogram

SH2-90, 





    
        

            sky-watcher (johny)