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Summer Hols time but it's Old Skool Weekenders 28-30th July *
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07-27-2017, 03:07 AM
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lunar
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Join Date: May 2014
Location: Mare Crisium
Posts: 1,930
It's a simple matter of earth curvature divided by the cosine squared,
of the current ionospheric factor.
On Thursdays; that is.
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