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Astrophotography of Star Clusters



M46, open cluster with planetary nebula NGC 2438

 M46, open cluster with  planetary nebula NGC 2438


Date: Febuary 4, 2007

Telescope: Celestron NexStar 8 GPS Alt/Az f/1.8

Camera: Starlight Xpress SXV-H9C

Exposure: 50 30-sec subframes (25 min total) unguided

Comments: HyperStar lens. Baader UV/IR cut filter




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