Garmin GPSMAP76S Data Collection
ObjectiveObjective Collect: - Waypoints -Average Location (Averaged Waypoint) - Track In the field!
Summary of Topics Mark Waypoint Average Location Collect Track View Track Area (without Saving) Multiple Track Segments X X
Reminder – Check Satellite Page Check number of satellites – minimum 4 satellites required Check Accuracy
Goal: Mark Waypoint Press and hold Enter -All values frozen -No values stored yet -All values frozen -No values stored yet X
Modify Mark Waypoint Page Waypoint Symbol X Input from NMEA device DO NOT EDIT – needed for ArcView/ArcGIS Waypoint Name, max 10 characters Current Position Current Elevation Show Waypoint on Map Page
Press Enter Save Waypoint X
To see Location differences in meters, change Coordinate System to UTM (see next slide for reminder). Average Location – Begin with Mark Waypoint X
Reminder – How to Change Location Format (Coordinate System) X
Press Menu Open Mark Waypoint Options Menu X
When acceptable “Save” Open Average Location Page X Note 1 second collection interval
Compare Waypoints X 60 positions 1 position Averaged Initial
Save Mark Waypoint X No indication this is an Average Location
Goal: Collect Track in Active Track Log
Open Main Menu Press Menu Twice
Open Tracks Page Press Enter
Open Track Page Options Press Menu
Open Track Log Setup Press Enter
Open Recording Options Press Enter Overwrites oldest track points when memory is full
Tip: Collecting a Track Log Start Stop Correct Start Stop Incorrect Track Overshoot may: - create extra polygon in GIS - calculate incorrect area in GPS Stop collection just shy of starting point
Stop Collecting Track - Set Recording to Off
Goal: View Track Area (without Saving)
Save / Entire Log
View Area (without Saving) Press Quit Change units ac = acres
Goal: Multiple Track Segments in One Active Track Log 1 st Track 2 nd Track 3 rd Track Map Page Tracks Page No Saved Tracks
Start Collecting 1 st Track - Set Recording to Stop When Full Press Enter
Stop Collecting 1 st Track - Set Recording to Off This option saves only most significant points.
Check Memory
Collecting 2 nd Track Begin End Check Memory
Collecting 3 rd Track Begin End Check Memory
Review of Topics Mark Waypoint Average Location Collect Track Calculate Track Area Multiple Track Segments X X