NGC 7538 in Cepheus


Scope: C8 f/5; Location: Dos Picos Park, Ramona, CA;  21 Aug . 2004; Camera: ToUcam SC3

Exposure: 12 x 60 sec Luminance exposures with Baader IR Block Filter, 6  x 240 sec H-Alpha exposure; 12 x 30 sec RGB 

Processing: Images were captured in K3CCDTools. Aligned/stacked in Registax and saved as FITS. Luminance and Color channels were scaled and rough color balanced in Astroart. Channels were co-registered in Astroart. The Nebulosity was extracted from HA and then combined with the IR  for Luminance. HA and Red combined for red. These combinations were done in Photoshop. Luminance and Color FITS were combined in Photoshop with Luminance Layering. Color balancing and final touches in Photoshop. SGBNR was used to smooth background noise on  the final result. Image was resized to 800 x 600.

This image was taken with moderate light pollution conditions. This is a guided image. North is up.  Horizontal FOV is about 16'


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