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Contains:  NGC 6530, M 8, Lagoon nebula, Hourglass nebula, NGC 6523, NGC 6526, The star 9Sgr
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NGC6523 / M8 - Lagoon Nebula - SHO, 


            Israel Mussi
NGC6523 / M8 - Lagoon Nebula - SHO

NGC6523 / M8 - Lagoon Nebula - SHO

Technical card

Resolution: 4571x3262

Dates:July 10, 2018

Optolong H-alpha 7nm 2": 29x240" -20C bin 1x1
Optolong OIII-CCD 6.5nm 2": 34x240" -20C bin 1x1
Optolong SII-CCD 6.5nm 2": 35x240" bin 1x1

Integration: 6.5 hours

Darks: ~18

Bias: ~32

Avg. Moon age: 26.50 days

Avg. Moon phase: 10.05%

Bortle Dark-Sky Scale: 7.00

Mean SQM: 18.81 job: 2141409

RA center: 271.078 degrees

DEC center: -24.350 degrees

Pixel scale: 0.389 arcsec/pixel

Orientation: 263.759 degrees

Field radius: 0.303 degrees

Locations: Home Observatory, Goiânia, Goiás, Brazil

Data source: Unknown


The Lagoon Nebula is a giant interstellar cloud in the constellation Sagittarius. It is classified as an emission nebula and as an H II region. There is very interesting details through Hubble pallete.
The Lagoon Nebula is estimated to be between 4.000-6.000 light-years from the Earth.



Israel Mussi
License: None (All rights reserved)

Sky plot

Sky plot


NGC6523 / M8 - Lagoon Nebula - SHO, 


            Israel Mussi