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Suk Lee
July 20, 2006
1701
post image

Acquisition Details

Date Posted: July 20, 2006

Equipment card

Description

4 hours of exposure through a Schuler 10nm H-alpha filter with an e160 on an AP900. Curves and unsharp mask in Photoshop, smoothing via SGBNR.



M33
2151

July 20, 2006


Rosette Nebula in H-alpha
1775

July 20, 2006


M45
2354

July 20, 2006


Horsehead Nebula
2136

July 20, 2006


North American Nebula
1982

July 20, 2006