Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Bubble Nebula  ·  M 52  ·  NGC 7635  ·  NGC 7654
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The Bubble Nebula, 


The Bubble Nebula
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The Bubble Nebula

Technical card

Imaging telescopes or lenses: William Optics Zenithstar 61

Imaging cameras: ZWO ASI183MM-PRO

Mounts: Skywatcher EQ6-Pro

Guiding telescopes or lenses: ZWO 30mm f/4 Mini Guide Scope

Focal reducers: William Optics Adjustable Flat61

Software: Adobe Photoshop 2020  ·  PixInsight

Filters: Optolong 6.5nm OIII  ·  Optolong 7nm Ha

Accessory: ZWO EAF  ·  ZWO 8 Position EFW 1.25

Dates:Aug. 10, 2020Aug. 11, 2020

Optolong 6.5nm OIII: 18x300" (gain: 111.00) -10C bin 1x1
Optolong 7nm Ha: 22x300" (gain: 111.00) -10C bin 1x1

Integration: 3.3 hours

Avg. Moon age: 21.52 days

Avg. Moon phase: 56.63%

Basic astrometry details

Astrometry.net job: 4134589

RA center: 23h 20' 58"

DEC center: +61° 9' 7"

Pixel scale: 2.674 arcsec/pixel

Orientation: 105.421 degrees

Field radius: 1.139 degrees

Resolution: 2562x1686

Data source: Backyard


Sky plot

Sky plot


The Bubble Nebula,