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NGC 3521 | by Oleg Astro
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NGC 3521

This image was created with FORS1 data from the ESO Science Archive.

I have used three frames (filter/ exptime, s: I_BESS/ 300.000s, V_BESS/ 299.980s, B_BESS/ 299.991s).

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Taken on November 6, 2010