An Introduction To GPS for Geocachers

An Introduction to GPS for Geocachers Chris aka BBWolf Of Team BBWolf+3Pigs

What is Geocaching? ,[object Object],[object Object]

Global Positioning System (GPS) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Three Segments ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Transmitted Signals ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Simple View ,[object Object],GPS Technology actually uses trilaterilization Your position

Exact Position ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Position Error ,[object Object],Position (Uncertainty) Error

Other Data ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Selective Availability & Geocaching ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

More information for the true “geeks”

But how do you get distance? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Comparing Sequences ,[object Object],Satellite Sequence GPSr Sequence Time Offset x Speed Of Light = Distance From Satellite

An Introduction To GPS for Geocachers

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An Introduction To GPS for Geocachers