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Helix Nebula
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01-09-2019, 09:11 PM
ChrisV
(Chris)
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Join Date: Aug 2015
Location: Sydney
Posts: 1,738
Thanks. I'm about 19km north of Sydney City centre in the suburbs. Lightpollutionmap says my sqm in 19.6 - for what it's worth.
For this I used a STC duo which cuts light pollution by a lot!!
ChrisV
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