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Object Info
Object Name The Lagoon Nebula, The Hourglass Nebula, M8, NGC6523
Type Emission Nebula
Centered at: RA18:03.8 DEC-24.23
Constellation Sagittarius
Magnitude 5.8
Size 100 Light Years
Distance 4,900 light years
Age 2 million years
Dimensions 90 x 40 arcminutes
Image Field 68'82" x 102'09"
Notes This is a HaRGB Image.
A Schuler (10nm) Hydrogen Alpha Filter was used.

William-Optics Minus-Violet filter used for all exposures.
Taken from: Tin Shed Observatory
Gold Coast, Queensland
Long - Lat = 153:23.54E - 27:56.8S
On: 8th-Jun-2003

Image Info
Telescope Synta 102mm f5 Achromat Refractor
Focal Length 500 millimetres
Telescope guiding ST10 Self-Guiding with AO7 Adaptive Optics
Telescope control Astrometric Sky Walker II
CCD camera SBIG ST-10xe
Camera cooling Regulated Thermoelectric
Camera pixels 2184 x 1472 x 6.8um
Image scale 2.8 arcseconds per pixel unbinned
Processed with: Mira A/P, Maxim DL, AIP4Win, CCDSharp, Photoshop
Hydrogen Alpha Exposures Ha = 40 minutes taken as 5-minutes unbinned.
Image Calibrations All sub-images Dark Subtracted, Flat Fielded.