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About this Image
About 11,000 years ago, a fantastic stellar explosion took place relatively nearby our place in the galaxy.
It's glowing aftermath covering an area of nearly 40 degree partly is captured in this 10 degree wide image.
Canon EF 200mm f/2.8 L lens at f/3.5
|Camera||SBIG STL-11000M at -20C, internal filter wheel|
|Date||May 25+31, 2006.|
|Sky Conditions||mag 7 sky, high transparency, temperature 12-14 C,|
Ha:O3:B= 120:60:20 min (30 (Ha, O3) 10 (B) minute sub-exposures)
Image aquisition and calibration in Maxim DL 4.15; Ha=R, O3=G+B, B=B combine;
Photoshop: curves, color balance;