Hemisphere:  Northern  ·  Contains:  IC 4277  ·  M 51  ·  NGC 5194  ·  NGC 5195  ·  Whirlpool Galaxy
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M51 - Whirlpool Galaxy - Mar 2020 v1 crop, 



    
        

            Martin Junius
M51 - Whirlpool Galaxy - Mar 2020 v1 crop
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M51 - Whirlpool Galaxy - Mar 2020 v1 crop

Technical card

Imaging telescopes or lenses: Skywatcher Esprit 100ED APO Triplet

Imaging cameras: ZWO ASI 294MC Pro

Mounts: Skywatcher AZ EQ6 GT

Guiding telescopes or lenses: Skywatcher Esprit 100ED APO Triplet

Guiding cameras: Lodestar X2

Focal reducers: Skywatcher Esprit 100 F5.5 flattener

Software: Adobe Lightroom Classic CC  ·  Pleiades Astrophoto S.L. PixInsight 1.8 Ripley  ·  Astro Photography Tool - APT  ·  Starnet++  ·  PHD2 Guiding  ·  Cartes du Ciel

Filters: Optolong L-eNhance 2"  ·  Astronomik L 2


Dates:March 21, 2020March 22, 2020March 23, 2020March 24, 2020March 25, 2020March 26, 2020March 27, 2020

Frames:
Astronomik L 2: 102x400" (gain: 60.00) -10C bin 1x1
Optolong L-eNhance 2": 47x900" (gain: 120.00) -10C bin 1x1

Integration: 23.1 hours

Darks: ~17

Flats: ~102

Flat darks: ~42

Avg. Moon age: 12.75 days

Avg. Moon phase: 3.55%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 19.71

Temperature: 3.00


Basic astrometry details

Astrometry.net job: 3428248

RA center: 13h 29' 53"

DEC center: +47° 11' 49"

Pixel scale: 0.864 arcsec/pixel

Orientation: 359.949 degrees

Field radius: 0.350 degrees


Resolution: 2428x1619

Locations: Dellbrück, Köln, NW, Germany

Data source: Backyard

Description

Drizzle integration and ~25% crop of the original FOV.
Not quite the optimal setup for the galaxy season, but hopefully decent enough. ;-)

Comments

Author

phtnnz
Martin Junius
License: Attribution-NonCommercial-NoDerivs Creative Commons
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M51 - Whirlpool Galaxy - Mar 2020 v1 crop, 



    
        

            Martin Junius