[Talk-GB] accurate GPS

David Woolley forums at david-woolley.me.uk
Wed Oct 9 14:13:24 UTC 2019

On 09/10/2019 14:40, Simon Ritchie wrote:
> They often leave objects in the ground to protect them, and then come 
> back a few years later to have another look using new techniques.  It 
> would be nice if they knew precisely where their target is.

For that, you really need to record one or more reference points that 
are likely to stay there and keep their relative position in the long 
term, as what you are interested is the location relative to the 
surrounding, not an absolute position on the globe.

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