Hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Great Cluster in Hercules  ·  M 13  ·  NGC 6205  ·  NGC 6207
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M13 LRGB, 


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Technical card

Imaging telescopes or lenses: Skywatcher 254F4 Reflector Newtonian skywatcher newton 10 inch F4 Carbon

Imaging cameras: ZWO ASI 1600MM-Cool ZWO ASI 1600MM cool

Mounts: Skywatcher NEQ6 Pro Goto

Guiding cameras: QHY5 Guidecam

Focal reducers: Skywatcher quatro coma corrector

Software: APT - Astro Photography Tool  ·  PHD2 Guiding  ·  PixInsight 1.8 Ripley PixInsight

Filters: Astronomik Deep-Sky G Filter  ·  Astronomik Deep-Sky R Filter

Accessory: zwo ewf 5 filterwheel zwo

Dates:Oct. 29, 2019

Astronomik Deep-Sky B Filter: 10x120" (gain: 75.00) bin 1x1
Astronomik Deep-Sky G Filter: 10x120" (gain: 75.00) bin 1x1
Astronomik Deep-Sky R Filter: 10x120" (gain: 75.00) -20C bin 1x1

Integration: 1.0 hours

Darks: ~20

Flats: ~10

Avg. Moon age: 1.50 days

Avg. Moon phase: 2.51%

Bortle Dark-Sky Scale: 4.00

Basic astrometry details

Astrometry.net job: 3033807

RA center: 16h 41' 35"

DEC center: +36° 27' 36"

Pixel scale: 0.782 arcsec/pixel

Orientation: 79.433 degrees

Field radius: 0.634 degrees

Resolution: 1824x1379

Data source: Backyard


before its fone in the West i had to give it a shot.
Just RGB and from that i took a luminance.

Still amazing to see all those stars.


Sky plot

Sky plot


M13 LRGB,