NGC 7538

NGC7538RRGBCrop(600).jpg (310740 bytes)

Object Type: Emission nebula
Constellation: Cepheus
Size: 9' x 6'

Equipment: Meade 14" LX200R/Astro-Physics CCDT67 telecompressor/ST-10XME/Astrodon LRGB filters/Paramount ME
F-ratio: f/6.5
Exposures: RRGB: R 12 x 20 minutes: G 12 x 6 minutes: B 12 x 6 minutes: R binned 2x2, GB binned 3x3
Date: September 3, 2010
 Landers, California, USA
Technical Notes:
Individual exposures were dithered using CCDAutopilot2 and then sigma combined. The RGB image was created in Registar 1.0. Reduce Noise and Gaussian Blur were applied to the RGB image. A high-pass filter of 4 pixels was applied to the bright portions of the luminance image.

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