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Fig. 7 - NGC 6905 in Delphinus on September 1/2, 2011. 2 x 8 min & 1 x 9 min at ISO 1600 . Canon EOS 20Da, TeleVue coma corrector, Zambuto 16-inch f/5 dobsonian telescope, dual-axis Tom Osypowski equatorial platform.

01 September 2011