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Contains:  Hourglass nebula, Lagoon nebula, M 8, NGC 6523, NGC 6526, NGC 6530, The star 7Sgr, The star 9Sgr
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M8 - Narrowband 6 panel Mosaic, 


            George Varouhakis
M8 - Narrowband 6 panel Mosaic
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M8 - Narrowband 6 panel Mosaic

Technical card

Imaging telescopes or lenses: SkyWatcher Esprit-80ED f/5  ·  GSO RC 8"

Imaging cameras: ZWO ASI1600MMC

Software: Photoshop CC  ·  PixInsight Pisinsight 1.8

Filters: Astronomik 6nm SII  ·  Astrnomik 6nm HA

Astrnomik 6nm HA: 412x300" (gain: 250.00) -15C bin 2x2
Astronomik 6nm OIII: 150x300" (gain: 0.00) -15C bin 3x3
Astronomik 6nm SII: 150x300" (gain: 250.00) -15C
Astrodon LRGB: 750x20" (gain: 0.00) -15C bin 3x3

Integration: 63.5 hours

Darks: ~25

Flats: ~25

Bias: ~25

Bortle Dark-Sky Scale: 6.00

Basic astrometry details job: 2161107

RA center: 18h 3' 43"

DEC center: -24° 16' 44"

Pixel scale: 0.457 arcsec/pixel

Orientation: 72.079 degrees

Field radius: 0.810 degrees

Resolution: 8462x9557

Locations: Backyard, Sydney, NSW, Australia

Data source: Backyard


This is my version of M8 in Narrowband.

It is a 6 panel mosaic shot through an RC8, with OIII, SII and RGB shot through my widefield setup.

Processing was done in PI and PS
R (Ha 95% & Sii 5%)
G (HA)
Stars (RGB)

As always any CC are greatly appreciated. Thanks for looking



George Varouhakis
License: None (All rights reserved)

Sky plot

Sky plot


M8 - Narrowband 6 panel Mosaic, 


            George Varouhakis