Hemisphere:  Northern  ·  Constellation: Coma Berenices (Com)  ·  Contains:  IC 3476  ·  M 88  ·  M 91  ·  NGC 4501  ·  NGC 4523  ·  NGC 4540  ·  NGC 4548
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M 88 et M 91, 



    
        

            Valentin
M 88 et M 91
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M 88 et M 91

Technical card

Imaging telescopes or lenses: Orion 80ED

Imaging cameras: Canon EOS 100D Défiltré partiel

Mounts: HEQ5 pro Goto

Guiding telescopes or lenses: Orion 9x50 finder

Guiding cameras: PL1-M

Focal reducers: Orion 0.85x Reducer/Corrector

Software: PixInsight  ·  Photoshop CS6  ·  BackyardEOS


Dates:May 9, 2015

Frames: 20x360" (2h)

Integration: 2h

Avg. Moon age: 20.09 days

Avg. Moon phase: 71.19%


Basic astrometry details

Astrometry.net job: 638387

RA center: 12h 33' 15"

DEC center: +14° 27' 21"

Pixel scale: 1.697 arcsec/pixel

Orientation: -96.306 degrees

Field radius: 1.450 degrees


Resolution: 620x406

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M 88 et M 91, 



    
        

            Valentin