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Contains:  Omega nebula, M 17, NGC 6618, M 16, Eagle nebula, NGC 6611, IC 4701
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M16 and M17 widefileld in Ha, 





    
        

            tomekfsx
M16 and M17 widefileld in Ha

M16 and M17 widefileld in Ha

Technical card

Imaging telescope or lens:TAIR 3S 300mm f/4.5

Imaging camera:QHY CCD QHY168C

Mount:SkyWatcher HEQ5 PRO

Guiding telescope or lens:Guiderscope 50/172

Guiding camera:QHYCCD 5L-II M

Filter:Baader Ha 7 nm

Resolution: 2722x4099

Dates:Aug. 15, 2017Aug. 30, 2017

Frames:
Baader Ha 7 nm: 24x300" (gain: 10.00) -15C bin 1x1
Baader Planetarium OIII 2'' 8.5nm: 24x300" (gain: 9.98) -15C bin 1x1

Integration: 4.0 hours

Avg. Moon age: 15.52 days

Avg. Moon phase: 52.91%

Astrometry.net job: 1710879

RA center: 274.891 degrees

DEC center: -15.115 degrees

Pixel scale: 3.288 arcsec/pixel

Orientation: 359.521 degrees

Field radius: 2.247 degrees

Data source: Backyard

Comments

Author

tomekfsx
tomekfsx
License: None (All rights reserved)
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Revisions

  • M16 and M17 widefileld in Ha, 





    
        

            tomekfsx
    Original
  • M16 and M17 widefileld in Ha, 





    
        

            tomekfsx
    B
  • Final
    M16 and M17 widefileld in Ha, 





    
        

            tomekfsx
    C

B

Mono version

C

Bicolor version

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Histogram

M16 and M17 widefileld in Ha, 





    
        

            tomekfsx