The Lagoon nebula is a very bright cloud of ionised hydrogen gas located toward the galactic center and approximately 4,100 light years distant from Earth. In apparent size on the night sky, it spans about twice the area of the full moon.

Data
Altitude at culmination 21°
Airmass Value (sec z) 2.8
Taking Camera SBIG STL-11000XM	Nova Scotia, June 2014 Skies:~mag 6.4 - No moon. Sensor @-20C.
Imaging OTA	Takahashi TOA-150
Equivalent focal length and ratio	1090mm f/7.3
Mount	Astro-Physics 1600GTO
Guiding	PHD2/ST-i/MMOAG
HaRGB	Ha-6X15min-5nm Astrodon Filter RGB 26X5min each-Astrodon series I Gen 2. All binned 1x1
Acquisition	Main Sequence Software-Sequence Generator Pro
Calibration and Stacking	Darks, Flats and Bias Frames - PixInsight
Reprocessed Feb 2023	PixInsight, Affinity Photo v.2.04 and Bob Franke's CCDBand-Aid