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Contains:  NGC 6946, NGC 6939
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NGC6946 and NGC6939, 





    
        

            Marios Tsalkidis
NGC6946 and NGC6939

Technical card

Resolution: 3260x2444

Dates:Oct. 3, 2015

Frames:
Baader Blue 2": 40x180" -5C bin 1x1
Baader Green 2": 40x180" -5C bin 1x1
Baader Red 2": 40x180" -5C bin 1x1

Integration: 6.0 hours

Darks: ~50

Flats: ~15

Bias: ~300

Avg. Moon age: 20.76 days

Avg. Moon phase: 64.52%

Bortle Dark-Sky Scale: 9.00

Temperature: 20.00

Astrometry.net job: 801823

RA center: 308.035 degrees

DEC center: 60.422 degrees

Pixel scale: 2.134 arcsec/pixel

Orientation: 172.623 degrees

Field radius: 1.208 degrees

Locations: Home obs, Athens, Greece

Description

Light polluted center of Athens (Red zone) with the moon shining in all its glory does not qualify as ideal for RGB imaging, but here you go anyway :D

Comments

Author

silios
Marios Tsalkidis
License: None (All rights reserved)
961
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NGC6946 and NGC6939, 





    
        

            Marios Tsalkidis