On Tue, 11 Jan 2005 16:41:54 +0000 (UTC), Martin wrote in message 
<[EMAIL PROTECTED]>:
> 
> Does anyone have experiences with portable GPS recievers ? Do they
> tend to increase the precision of their coordinate output if you
> remain at a location for several minutes ?

..yeah, depends on how it's done, and how its done.  ;-)

..hints include googling for dgps, weighted mean, long time, 
cities typically leave their dgps survey gear out all day per point,
post-processing diff data etc, and if all you have is some cheapo 
gear that won't log or somesuch, cheat: OCR pix off a web camera 
or somesuch.

-- 
..med vennlig hilsen = with Kind Regards from Arnt... ;-)
...with a number of polar bear hunters in his ancestry...
  Scenarios always come in sets of three: 
  best case, worst case, and just in case.



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