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NGC7008 Fetus Nebula

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By	Catalog	Obj Type	Location	Date Taken:
Don Goldman & Paul Mortfield	NGC 7008	Planetary Nebula	Sierra-Remote Observatories, Shaver Lake, CA	07-18-2008
Description
APOD August 25, 2008 in collaboration with Dietmar Hagar Astrodon 3 nm H-a and OIII narrowband filters and Generation 2 RGB Tru-Balance filters. NGC 7008, the Fetus Nebula is a planetary nebula in Cygnus located 2800 light years distant. This is a cropped image that is 12 arcmin square. The narrowband filters, in particular the OIII filter, brings out additional filamentary detail not commonly seen with RGB filters.
Technical Details
Exposure Time:		6.25 hrs Total: 3 hrs H-a, 2.5 hrs OIII, 42 min RGB
Camera:		Apogee U16M
Telescope:		RC Optical 16" f/8.9 Ritchey-Chretien
Mount:		Software Bisque Paramount ME
© 2010 Don Goldman & Paul Mortfield Used with permission, No reproduction of these images are permitted without written approval from Don Goldman & Paul Mortfield.