11. GLOSSARY
Alarm point | Position coordinates of a specific point on a route |
| or in the MyPoints function that you can use, for |
| example, to warn you about rocks and other |
| hazards. |
Altitude difference (dif) | Altitude difference between your current position |
| and the next waypoint in the unit of your choice. |
Altitude to finish (atf) | Total amount of ascent from the current position to |
| the last waypoint. |
Bearing (bea) | Compass direction from your current position to a |
| destination. |
Cross Track Error (xte) | This is the shortest distance from your current |
| location to the straight line connecting the |
| waypoints of the route. |
Datum | A datum is a mathematically defined reference |
| surface that approximates the shape of the earth, |
| and enables calculations such as position and |
| area to be carried out in a consistent and accurate |
| manner. Every map has a datum or metric grid. |
| You have to set your Suunto X9 to the correct |
| datum/grid for it to function properly with the map. |
Distance from start (dfs) | Traveled distance from the start point. |
Distance to finish (dtf) | Distance from the current location to the last |
| waypoint on the route (via each waypoint). |
Distance to waypoint (dtw) | Distance to either the next or the active waypoint |
| or to a My point depending on the chosen |
| navigation method. |
Estimated Time of Arrival (eta) | Estimated arrival time to the last waypoint based |
| on the current speed. |
Estimated Time Enroute (ete) | Estimated travel time to your current destination |
| based on the current speed. |
Global Positioning System (GPS) | Satellite tracking system. |
Grid | A grid system is a set of lines that cross each |
| 93 |
