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random star field 1min Sub C9o25 B Web


random star field 1min Sub C9o25 B Web

First trial of C9.25 with 0.63 Celestron reducer. ZWO 533MC astrocam on EQ6. 50mm guide scope with ZWO 120MM guide camera. Single 1 minute sub of random star field in Ursa Major done as a test for guiding accuracy, precision of focus and for presence of coma.






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