Hemisphere:  Northern  ·  Contains:  IC 4263  ·  M 51  ·  NGC 5194  ·  NGC 5195  ·  Whirlpool galaxy
M51 unguided, 



    
        

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M51 unguided
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M51 unguided

Technical card

Imaging telescopes or lenses: SkyWatcher 120 ED APO Doublet FPL-53

Imaging cameras: SBIG STF8300M SBIG 8300M

Mounts: Celestron CGEM CGEM

Software: SBIG CCDOps  ·  ImagesPlus 6.0

Filters: Baader L 2''  ·  RGB


Dates:March 8, 2015

Frames: 100x30" -20C

Integration: 0.8 hours

Darks: ~34

Avg. Moon age: 17.22 days

Avg. Moon phase: 93.36%

Bortle Dark-Sky Scale: 5.00


Basic astrometry details

Astrometry.net job: 597926

RA center: 13h 29' 54"

DEC center: +47° 11' 45"

Pixel scale: 1.231 arcsec/pixel

Orientation: 90.529 degrees

Field radius: 0.383 degrees


Resolution: 1618x1551

Locations: Observatory, Atlanta, GA, United States

Description

refined M51 with additional images

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M51 unguided, 



    
        

            jsjbs