Thread: sunspot? or no sunspot?
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Old 16-07-2009, 02:36 PM
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cookie8 (Vincent)
Hooked since Halley's

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Join Date: Dec 2005
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sunspot? or no sunspot?
Hi
Can someone please tell me what is the best way to find out if there are sunspots or not on a given day?
How long will a sunspot be visiable for?
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