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Contains:  M 108, M 97, NGC 3556, NGC 3587, Owl nebula
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M108 / M97, 



    
        

            Dave59
M108 / M97
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M108 / M97

Technical card


Dates:Jan. 4, 2019

Frames:
ZWO BLUE: 100x120" -20C
ZWO GREEN: 100x120" -20C
ZWO LUM: 250x120" -20C
ZWO RED: 100x120" -20C

Integration: 18.3 hours

Darks: ~50

Flat darks: ~50

Avg. Moon age: 28.10 days

Avg. Moon phase: 2.31%

Bortle Dark-Sky Scale: 4.00


Basic astrometry details

Astrometry.net job: 2576390

RA center: 11h 13' 5"

DEC center: +55° 21' 39"

Pixel scale: 0.913 arcsec/pixel

Orientation: 100.052 degrees

Field radius: 0.723 degrees


Resolution: 4536x3458

Locations: Backyard Roll Off Roof Observatory, Walnut, Illinois, United States

Data source: Backyard

Comments

Author

Dave59
Dave59
License: None (All rights reserved)
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M108 / M97, 



    
        

            Dave59

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