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Contains:  Owl nebula, M 97, NGC 3587, M 108, NGC 3556
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Messier 108 and Messier 97, 





    
        

            Henrique Silva
Messier 108 and Messier 97

Messier 108 and Messier 97

Technical card

Resolution: 2581x1936

Dates:March 9, 2019March 11, 2019

Frames:
Baader neodymium 2": 120x60" (gain: 120.00) -15C bin 1x1
OPTOLONG Blue CCD: 120x15" (gain: 50.00) -15C bin 2x2
OPTOLONG Green CCD: 120x15" (gain: 50.00) -15C bin 2x2
OPTOLONG Red CCD: 120x15" (gain: 50.00) -15C bin 2x2

Integration: 3.5 hours

Avg. Moon age: 3.53 days

Avg. Moon phase: 14.19%

Bortle Dark-Sky Scale: 6.00

Astrometry.net job: 2582465

RA center: 168.315 degrees

DEC center: 55.347 degrees

Pixel scale: 1.961 arcsec/pixel

Orientation: 136.952 degrees

Field radius: 0.879 degrees

Locations: Home observatory, Sabugo, Sintra, Portugal

Data source: Backyard

Comments

Author

Henrique_Silva
Henrique Silva
License: None (All rights reserved)
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Messier 108 and Messier 97, 





    
        

            Henrique Silva