(H-Alpha R)-GB Image : NGC7000 (North America Nebula)
Exposure and processing: Dither guiding, dark & flat calibration,
Poisson sigma reject, H-Alpha & R mix, HR-GB combine,
minimum filter, wavelet sharpening, levels, curves.
Click on image for full size version (1750KB)
![](ngc7000_HRGB_st10xme_m_txt.jpg)
H-Alpha Image : NGC7000 (North America Nebula)
Exposure and processing: Dither guiding, dark & flat calibration,
Poisson sigma reject,
minimum filter, wavelet sharpening, levels, curves.
Click on image for full size version (830KB)
![](ngc7000H_st10xme_m_txt.jpg)
Taken at the del Valle site.
Copyright images and processing Gert Gottschalk.
Copyright Bilder und Verarbeitung Gert Gottschalk.
Email : drgert1@yahoo.com
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