Hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 17  ·  NGC 6618  ·  Omega nebula
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M17 Omega Nebula HST / RGB Stars, 



    
        

            John Travis
M17 Omega Nebula HST / RGB Stars
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M17 Omega Nebula HST / RGB Stars

Technical card

Imaging telescopes or lenses: William Optics GT102 102mm f/6.9 Apo Refractor

Imaging cameras: ZWO ASI183MM-Cool

Mounts: Paramount MyT

Guiding telescopes or lenses: William Optics GT102 102mm f/6.9 Apo Refractor

Guiding cameras: ZWO ASI174Mini

Focal reducers: Astro-Tech 2" Field flattener

Software: Aries Productions Astro Pixel Processor APP  ·  Software Bisque The SkyX Professional  ·  Adobe Photoshop CC  ·  PHD2 Guiding  ·  Starkeeper Software Voyager  ·  PixInsight 1.8 Ripley

Filters: Baader OIII 8.5nm 1.25"  ·  Baader Planetarium Baader H-Alpha 1,25" 7nm CCD  ·  ZWO Blue Filter Optimized for ASI1600  ·  Baader SII 8nm 1,25"  ·  ZWO Green Filter Optimized for ASI1600  ·  ZWO Red Filter Optimized for ASI1600

Accessory: Orion Thin off-axis guider


Dates:May 19, 2019May 26, 2019June 20, 2019

Frames:
Baader Planetarium Baader H-Alpha 1,25" 7nm CCD: 95x300" (gain: 111.00) -15C bin 1x1
Baader OIII 8.5nm 1.25": 95x300" (gain: 111.00) -15C bin 1x1
Baader SII 8nm 1,25": 53x300" (gain: 111.00) -15C bin 1x1
ZWO Blue Filter Optimized for ASI1600: 15x90" (gain: 53.00) -15C bin 1x1
ZWO Green Filter Optimized for ASI1600: 15x90" (gain: 53.00) -15C bin 1x1
ZWO Red Filter Optimized for ASI1600: 15x90" (gain: 53.00) -15C bin 1x1

Integration: 21.4 hours

Darks: ~25

Flats: ~25

Flat darks: ~25

Avg. Moon age: 18.37 days

Avg. Moon phase: 80.54%

Bortle Dark-Sky Scale: 7.00


Basic astrometry details

Astrometry.net job: 2758691

RA center: 18h 20' 34"

DEC center: -16° 6' 36"

Pixel scale: 0.695 arcsec/pixel

Orientation: 355.653 degrees

Field radius: 0.573 degrees


Resolution: 5034x3140

Locations: Home , Huntsville, Alabama, United States

Data source: Backyard

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