1. Garmin claims:
On average our units are accurate to
15 meters.
So…what does this mean for us?

2. Applications of GPS
• Navigation (example – Driving)
• Emergency Cell Location
• Scientific Applications (GIS)
– Surveying, tectonics, map making
• Aircraft Tracking
• Pet/Child Tracking
• Geocaching

3. GIS
Geographic Information System
• Capture, store, manipulate, analyze all types
of geographically referenced data

9. Geocaching
• An outdoor game, where a GPS receiver is
used to hide and seek containers known as
“geocaches”

10. Geocaching
• One person ‘hides’ a container, making a note
of the location with their GPS receiver
• They share this location with others, who will
then go and ‘seek’ the item

11. Geocaching
• What do you do when
you find it??
– Sign the logbook (initials,
date)
– Trade items
– Place the cache back
EXACTLY as you found it!

12. Other Geocaching Guidelines
• Do no trample ANY flowers/important plants
• Watch out for ‘muggles’ (non-geocachers)!
• Place the container back exactly as you found
it

13. What is GPS?