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The Trifid Nebula in Sagittarius - Messier 20  - center crop | by Astroshed
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The Trifid Nebula in Sagittarius - Messier 20 - center crop

Messier 20 - The Trifid Nebula in Sagittarius.


Exposures: L: 90 R:40 G:40 B:40 minutes (3.5 hours)

Date: 17th June 2009

Location: Macedon Ranges, Victoria.



Sub-Image calibration, colour image sigma rejected addition and RGB image creation with CCDStack.


Background correction using the PixInsight software's Dynamic Background Extraction.


Image planned, acquired, captured and processed from the Gold Coast, using the remote telescope at Southern Galactic in the Macedon Ranges in Victoria.


Telescope: 16"; f8.4 Richey-Chretien

Focal Length: 3414mm

Camera: Apogee Alta U9000

Pixels: 3056 x 3056 x 12um


2010 Royal Observatory Greenwich -Astronomy Photographer of the Year - Highly Commended.


Displayed in 2012 at the Edinburgh Science Fair.


Published in the 2012 Astronomy Photographer of the Year Book published by the Royal Observatory Greenwich.


Displayed in 2012 at the Croatia Science Festival.

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Taken on July 10, 2010