Antilhue - Chile

Horsehead Hubble vs Antilhue
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Image Data

Designation B33  ( Horsehead Nebula - detail )
Constellation Orion  ( Ori )
Coordinates 05 h 41 min   -02° 28'
Description The Horsehead nebula (B33) is actually a dark interstellar cloud in our Milky Way that obscures part of a bright red emission nebula. 

Images on the left are made by the 240cm Hubble Space Telescope, those on the right by the Antilhue Observatory's 38cm telescope.  To eliminate the effect of color caused by different filter sets, the lower pair shows only the grayscale information. 

Click  here to see all of Antilhue's Horsehead in native resolution.

Exposure NRGB 220:75:75:75 min @ -25°C, RGB binned 2x2
Camera SBIG STL-11000 selfguided, Astronomik Type II RGB Filterset
Optics RCOS 14.5" Ritchey-Chrétien @ f/9 (prime focus)
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD,  Sigma Pre Beta 11, Registar, Adobe Photoshop CS
Location - Date - Time San Esteban (Chile) - 30/31Oct2005 - 07:00 UTC 
Conditions Transparency 7/10,  Seeing 7/10, Temperature +11°C