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Contains:  NGC 6530, M 8, Lagoon nebula, Hourglass nebula, NGC 6523, NGC 6526, The star 9Sgr, The star 7Sgr
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Very brief LRGB M8, 


Very brief LRGB M8

Very brief LRGB M8

Technical card

Resolution: 2027x1551

Dates:July 21, 2019

Astrodon Tru Balance Gen 2 B: 42x10" (gain: 139.00) -15C
Astrodon Tru Balance Gen 2 G: 42x10" (gain: 139.00) -15C
Astrodon Tru Balance Gen 2 L: 45x10" (gain: 139.00) -15C
Astrodon Tru Balance Gen 2 R: 42x10" (gain: 139.00) -15C

Integration: 0.5 hours

Darks: ~30

Flats: ~30

Flat darks: ~30

Avg. Moon age: 18.94 days

Avg. Moon phase: 81.58%

Bortle Dark-Sky Scale: 7.00 job: 2822877

RA center: 270.990 degrees

DEC center: -24.330 degrees

Pixel scale: 1.183 arcsec/pixel

Orientation: 9.235 degrees

Field radius: 0.420 degrees

Locations: Backyard, Brisbane, Queensland, Australia

Data source: Backyard


Used this for Star colour in my SHO image of the Lagoon. Thought it was interesting to see what results from
stacking lots of very short subs. While very noisy and moon/sky affected I was halfway happy with the result, or at least the potential of the process.



License: None (All rights reserved)

Sky plot

Sky plot


Very brief LRGB M8,