Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 1590  ·  NGC 281
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NGC 281: The Pacman Nebula, 


NGC 281: The Pacman Nebula
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NGC 281: The Pacman Nebula

Technical card

Imaging cameras: Canon EOS 60D mod

Mounts: SkyWatcher HEQ5 SynScan

Guiding telescopes or lenses: Orion Mini 50mm Guidescope

Guiding cameras: Lacerta M-Gen II

Software: Photoshop  ·  Adobe Lighroom  ·  Pleiades PixInsight

Filters: STC Astro Duo-Narrowband filter

Accessory: TS Optics PHOTOLINE APO Flattener Corrector (TSFLAT72)

Dates:April 8, 2020

Frames:STC Astro Duo-Narrowband filter: 75x300" ISO800

Integration: 6.2 hours

Darks: ~20

Flats: ~20

Bias: ~200

Avg. Moon age: 15.22 days

Avg. Moon phase: 99.77%

Bortle Dark-Sky Scale: 5.00

Basic astrometry details

Astrometry.net job: 3835389

RA center: 0h 51' 57"

DEC center: +56° 33' 32"

Pixel scale: 1.999 arcsec/pixel

Orientation: 60.192 degrees

Field radius: 1.471 degrees

Resolution: 4410x2940

Locations: Balkon, Dresden, Sachsen, Germany

Data source: Backyard


Here is my version of the nebula, taken under poor conditions: at full moon. I had some halos around the bright stars, so I tried to reduce them with PI using wavelets (method by Nuno Pina Cabral).