M8 - M20

M8 Emission Nebula, HII Region -
M20 Emission Nebula, Reflection Nebula & Dark Nebula

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Subject Names:
M8, NGC 6523, Lagoon Nebula
M20, NGC 6514, Trifid Nebula

Constellation: Sagittarius

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Click for M8 Information on Wikipedia
Click for M20 Information on Wikipedia
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Date:
June 2014

Location:
Anza, California

Optics:
Borg 71FL with 0.7 reducer. Focal Length 284mm @ f4

Mount:
AP900GTO

Camera:
QSI 683WSG

Filters:
Astrodon E series LRGB
Astrodon Narrowband Filters: Ha (5nm), Oiii (3nm)

Guiding:
SBIG STi in QSI Off-Axis Guider

Exposure:
L: 48 x 5 minutes, Bin 1
RGB: 12 x 5 minutes each, Bin 1
Ha (5nm): 12 x 15, Bin 1
Oiii (3nm): 16 x 15, Bin 1
Total Exposure = 840 minutes (14 hours)

Software:
Acquisition: MaxImDL 6, CCD Commander
Processing: PixInsight

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M8Messier 8NGC6523M20Messier 20NGC6514Lagoon NebulaTrifid NebulaHII RegionEmission NebulaReflection NebulaDark Nebula