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The Jewel Box: Very close to the prominent constellation of the Southern Cross this magnificent cluster of young stars can be found. The different colors of its members resemble the splendid shine of jewels. NGC 4755 is in a distance of some 7500 LY.

The image was taken at the IAS astronomical site at the Hakos farm in Namibia.


This image has been selected "Astronomy Picture of the Day"

Object Jewel Box
Category IAS Hakos, Namibia
Designation NGC 4755
Constellation Crux
Optics Keller 20 inch Cassegrain f/9 in corrected secondary focus
Mount Liebscher GEM
Camera SBIG STL-11000M with internal CFW 5
Exposure 3 x 10min each Baader RGB filterset. Maxim DL for image acquisition
Calibration Dark Frame
Guiding Selfguiding
Processing Maxim DL5, CCDStack, Photoshop. Color Code R,G,B
Location-Date IAS-Hakos, Namibia - 10 Apr 2010
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