Monthly Archives: June 2018

A tale of 2 rigs.

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Canon S95 on 2 axis auto rig, power by mobile ‘phone battery control by Click Pan Pro. The tilt servo is a high torque model which means this rig can take the heavy Conon EosM if it needs to. Suspension … Continue reading

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Achieving closure: the first Bowditch adjusted traverse?

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Origin of the Bowditch method. Published in 1802 Nathaniel Bowditch’s exposition on navigation is famous among surveyors for its description of the traverse adjustment method which bears his name. The method first appears for the computation of Traverse Sailing.  Bowditch … Continue reading

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