My First Narrow Band M27

The following pseudo RGB image of M27 was composed using Ha (1) : OIII (1) : OIII (.7) Ha (.3), with a SII layer screened over the top to obtain mostly white stars. Exposures were Ha (7×10min), OIII (5×10min), SII (8×10min). DDP was applied.

M27 - narrow band - pseudo RGB

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