North American and Pelican nebulae (Ha filtered), 9/25/13

North American and Pelican nebulae, taken with SBIG ST-8300M monochrome CCD camera through Orion 80ED telescope with Televue 0.8x field flattener / focal reducer (FL=480mm, F/6). This is a narrowband image using an Astrodon 5nm hydrogen alpha filter. This image is a mosaic using two panels, each with exposure time of 180min, using 9 subs x 1200s, temp -10C.

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