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Lagoon Nebula
Location: Funks Grove, Illinois (40.5N, 89.0W) Instrument: AT106 LE (106mm f/6, triplet) Camera: SBIG ST8300M w/ FW-5 filter wheel Filters: Baader Ha(7nm), R,G,B Astro-Tech Field Flattener Guider: Orion ST80 w/SSAG Mount: Celestron CGE Ha - 10 X 180 seconds RGB - 4 X 180 seconds each channel Channels stacked in Deep Sky Stacker HaRRGB Combine done with Photoshop CS4 using Starizona Method 2
Taken by: Tony Cellini
Date: 8/8/2010
Exposure:
Hubble Space Telescope image: Cassiopeia A - The colourful aftermath of a violent stellar death
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