Garmin claims:

On average our units are accurate to 15 meters.

So…what does this mean for us?

Applications of GPS

• Navigation (example – Driving)

• Emergency Cell Location

• Scientific Applications (GIS)

– Surveying, tectonics, map making

• Aircraft Tracking

• Pet/Child Tracking

• Geocaching

GIS

Geographic Information System

• Capture, store, manipulate, analyze all types of geographically referenced data

Geocaching

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

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

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!

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

What is GPS?