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offaxis guiding - has anyone actually used one of these
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07-10-2011, 10:25 PM
Merlin66
(Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,927
Generally, yes.
The target star is on the optical axis.
(However, if there was a nearby field star which was brighter than the target star - I'd probably go for that! Why pass up on the opportunity!!)
Merlin66
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