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Thursday, July 17, 2008

Sh2-240 Reprocessed

This was really hard to catch and process.
Somehow better now, I think.
The Sh2-240 (Simeis 147) is a very faint supernova remaint in Taurus. The image is in false color to show hydrogen alpha emission.Original BW H-alpha image at the bottom
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IMAGING DETAILS
-Optics: Canon FD 200mm f2.8 lens with full aperature - Camera: QHY8 - Platform and guiding: LX200 GPS 12" with QHY5 guider and PHD-guiding - Exposures: 10 x 3600s + 4 x 2700s + 3 x 900s H-alpha + Flats and Bias frames, no darks exposure time so far 13h 45min. - Filter: Baader 7nm H-alp + IDAS LP for RGB

H-alpha

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