Antilhue - Chile

NGC 7009  -  Saturn Nebula
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Image Data

Designation NGC 7009,  the Saturn nebula,   PLN 37-34.1,  Bennett 126
Object type Planetary nebula
Coordinates 21 h 00 min    - 11° 21'
Constellation Aquarius  (Aqr)
Description This very bright  (mag 8)  planetary nebula shows a very intricate structure and two short equatorial rays or 'ansae' with reddish, almost stellar condensations at the ends.  NGC 7009  has an apparent diameter of only 25 arcseconds.  The field of view is about 8 x 5 arcminutes.
Exposure LRGB 50:40:40:50 min @ -20°C,  RGB binned 2x2
Camera SBIG ST-10XE selfguided + SBIG CFW-8 with Astrodon Tru-Balance filterset
Optics RCOS 14.5" Ritchey-Chrétien f/9
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD, Sigma Pre Beta 11, Adobe Photoshop CS
Location - Date - Time San Esteban (Chile)  -  10Sep2004 - 03:00 UTC 
Conditions Transparency 5,   Seeing 5,  Temperature +9°C