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Object Info
Object Name M42 - NGC1976, M43-NGC1982 and NGC1977
Type Emission/Reflection Nebulae
Location RA: 5h:35.4m:36s Dec: -05:27':00"
Constellation Orion
Magnitude 4.0
Size 30 light years
Distance 1,500 light years
Age ?
Dimensions 66 x 60 arcminutes
Image Field 68'82" x 102'09"
Notes This is a HaRGB Image. A Schuler (10nm) Hydrogen Alpha Filter was used for the Luminance channel.

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: 5-12-2002

Image Info
Telescope Synta 102mm f5 Achromat Refractor
Focal Length 500 millimetres
Telescope guiding Self Guiding
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 arcsecond per pixel unbinned
Processed with: Mira A/P, Maxim DL, AIP4Win, Photoshop
Hydrogen Alpha Exposures Ha = 30 minutes taken as 3-minute unbinned.
Image Calibrations All sub-images Dark Subtracted, Flat Fielded.