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Technical card

Resolution: 3253x2561

Dates: May 31, 2016June 9, 2016

Frames:
Baader L 36mm: 20x120" -30C bin 1x1
Baader Red, Green, Blue 36mm: 30x120" -30C bin 1x1

Integration: 1.7 hours

Darks: ~15

Avg. Moon age: 13.96 days

Avg. Moon phase: 26.01%

Bortle Dark-Sky Scale: 4.00

Mean SQM: 20.35

Astrometry.net job: 1116264

RA center: 271.045 degrees

DEC center: -24.351 degrees

Pixel scale: 1.374 arcsec/pixel

Orientation: 7.222 degrees

Field radius: 0.790 degrees

Description

The Lagoon Nebula is 8 in Charles Messier's "not a comet" list, 25 in the Sharpless catalog and 6523 in the New General Calalog.(NGC) It is a cloud of ionized hydrogen estimated to be 4000-6000 light years from earth. It can be seen with the naked eye as a gray/green patch in the constellation of Sagittarius..Almost in the center of the photo can be seen NGC 6530, an open cluster of young stars formed from material within the nebula. The entire nebula is roughly 110 x 50 light-years wide.
This is a LRGB filtered image taken with a QHY23M mono CCD camera and an 11" Celestron EdgeHD w/Hyperstar on May 31 & June 9, 2016

L-20x120s
R-10x120s
G-10x120s
B-10x120s

Comments

Author

Chuck Manges
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M8 Lagoon Nebula, Chuck Manges

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