2. Global Positioning System (GPS) Presenters: Dean & Nanci Terencio Phone: 345-1654 Cells: Nanci 440-7767 Dean 244-6082 Email dterencio@gci.net Feb. 13, 20, 27 10:45am – 12:00pm

3. What a GPS unit can do for YOU! Location: Your latitude and longitude (lat, lon) Find you camp/game Plan a trip Store waypoints Return back the way in Find distance Man over board Altitude Many uses Does NOT replace map or compass

4. Global Positioning System (GPS) Constellation of 24 active GPS satellites plus 8 spare Medium earth orbit (12,550 miles) GPS receivers 4

5. U.S. GPS History 1984 GPS project initiated 1994 GPS constellation completed 2000 Selective Availability (SA) Turned off U.S. Air Force runs the system

6. Satellites Total satellites 2,271 Russia 1,324 USA 658 Million of pieces of debris and space junk Military and civilian earth observation, communications, navigation, weather, research and more 6

7. Location Low Earth Orbit (LEO) 1,240m Medium Earth Orbit (MEO) 22,236m High Earth Orbit (HEO) above 22,236m 7

9. Selecting a GPS Unit how used cost size/weight keyboard size power source AC/DC screen size - color/bw base map interface jack/antenna waterproof/water resistance internal memory user friendly manual extra bells and whistles 9

10. GPS Levels

11. Location

12. W EN S Latitude and Longitude

13. GPS Fix Satellites You are her e Earth

14. Coordinates (1) Decimal Degrees lat 61º11’ 18.95” N log 149º 55.54” W Degrees, Decimal, minutes lat 61º11.317’ N log 149º 49.927’ W 14

15. Coordinates (2) Decimal Degrees lat 61.188616º log 149.83210º Universal Transverse Mercator (UTM) 6787082.42m N 6V347764.95mE 15

16. map datum A reference to which measurements are related. Hundreds of datum's WGS 84, 72, 64 60 NAD 83, 27 16

17. World Datums

18. End session 1 of 3

19. Global Positioning System (GPS) Presenters: Dean & Nanci Terencio Phone: 345-1654 Cells: Nanci 440-7767 Dean 244-6082 Email dterencio@gci.net Feb. 13, 20, 27 10:45am – 12:00pm X

20. Todays Discussion Starting up the GPS Find Menu Waypoints Routes Tracks Class Field Exercise

21. GPS Face

22. Satellite Page Some show battery life “D” Differential Number of satillites

23. GPS Sky View

24. Accuracy Distractors

25. Main Page

26. System Setup

27. Unit Setup

28. Position Format Hddd 0 mm.mmm’ = 061 o 32.645’ Hddd.ddddd o = 061.32645 o Hddd o mm’ss.s” = 061 o 32’ 43.25”

29. Time Setup

30. Coordinated Universal Time (UTC) 24 time zones 15 degrees longitude

31. Make Waypoints  Mark while on location  Map page  Enter Coordinates

32. Waypoint Page

33. Routes Waypoints Waypoint list WP Route List R1 R3 R2 R1 R2 R3 Waypoint Cycle

34. Making TrackPoints Sort of like a route Hansel and Gretel Continuous marking

35. Track Log Setup

36. Track Log

37. Tracking Map

38. TrackPoints vs WayPoints

39. Class Exercise

40. End 2/3