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Skywatcher Star Adventurer - Unguided Focal length & Exposure times
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23-10-2017, 11:23 PM
Atmos
(Colin)
Ultimate Noob
Join Date: Aug 2011
Location: Melbourne
Posts: 7,013
Unguided yes.
Consider what Kevin and Raymo have done. 8” F/5 reflectors with 30-90s exposures both with HEQ5s.
Atmos
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