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Old 30-06-2021, 04:10 PM
glend (Glen)
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glend is offline
 
Join Date: Jun 2013
Location: Lake Macquarie
Posts: 7,055
Assuming your equipment is temperture equalised, a Bahtinov mask works fine, your can focus on an adjacent star in your field of view, or nearby. Don't over complicate it, which many imagers do.
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