Antilhue - Chile

NGC 247 in Cetus
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Image Data

Designation NGC 247,  Bennett 3
Object type Spiral galaxy
Coordinates 00 h 47 min   - 20° 44'
Constellation Cetus (Cet)
Description This large, nearly edge-on spiral galaxy belongs to the nearby Sculptor group (see NGC 55, NGC 300, NGC 253, NGC 7793).  All are late-type spirals and they form the nearest collection of galaxies outside of our own.  At mag 9.7, NGC 247 is fairly faint  and features an ill-defined center, a prominent  star on its southern edge and a "void" on the northern side. Click on the image for a higher resolution rendering.  The field of view is 37 x 25 arcminutes 

There is also an earlier image taken with a 6" (155mm) refractor telescope.

Exposure NRGB 120:60:60:60 min @ -25°C, no filter on luminance, RGB binned 2x2
Camera SBIG STL-11000 selfguided  with Astronomik Type II RGB filter set.
Optics RCOS 14.5" Ritchey-Chrétien  at f/9
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD, Sigma Pre Beta 11,  Adobe Photoshop CS
Location - Date - Time San Esteban (Chile) - 31Oct and 01Nov 2005 @ 03:00 UTC
Conditions Transparency 7/10,  Seeing 6/10, Temperature + 17°C