lunedì 7 luglio 2008

M 3#1



Globular cluster M 3.
Telescope Sky-Watcher Newton phi=130mm f=900mm, eyepiece Sky-Watcher plossl 25mm.
Sum of 5 exposures, each of them mean of 5 exposures 8s long. Made with Astroart 4.0.
Digital camera Samsung S730, 1000ISO, f=17mm, phi=f/4.9.
Taken on july 4th, 2008.
Place: Rubiera(RE,IT), E.U.

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