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Astrophotography of Star Clusters

M45, the Pleiades, the Seven Sisters, using an AT66ED

M45, AT66ED

Date: December 1, 2008

Telescope: Astro-Tech 66ED piggybacked on Orion 120ED on a polar aligned CG5 mount

Camera: Starlight Xpress SXV-H9C

Exposure: 26 1-min subframes (26 min total) unguided

Comments: Williams Optics 0.8x focal reducer, Baader UV/IR cut filter

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