satmap active 20 Full User Manual page 105

22. Glossary (... cont)
Soft keys.
Buttons with functions that vary
depending on the screen displayed.
Target speed.
The speed on which Estimated Time
of Arrival calculations are based if there is no GPS
lock, or there is a GPS lock and you are stationary.
Toggle function.
Allows users to select which
map they want to view at a particular point without
changing the zoom level. Only possible if you have
a toggle-enabled map card with map layers of the
same area.
Toggleable maps.
Map cards that have been
toggle-enabled, i.e. contain more than one scale or
map type of a particular area, and can therefore be
used with the toggle function. Toggle-enabled map
cards are available from our website. Older maps
can also be converted to enable toggling via the
Toggleable Map Service.
Total Ascents.
Sum of all the positive changes in
elevation.
Total Descents.
Sum of all the negative changes
in elevation.
Track.
A track is a trail that has been converted.
It effectively becomes a route (.map file) which can
then be exported as a GPX or KMZ file for viewing
on online planning software, e.g. Google Earth.
Trail.
The path taken, leaving behind a snail trail.
Trail Up.
The map is orientated to match the ground
Software v3.0.11065
ahead of you.
Trip Log.
Records trip data.
True North.
The direction along the earth's surface
towards the geographic North Pole.
uBLOX Max M8.
This is the version of high-
precision GPS chipset installed in the Active 20.
UTC (also GMT and Zulu Time).
standard for time is coordinated universal time,
abbreviated UTC. This was formerly known as
Greenwich Mean Time, GMT. UTC is a high
precision atomic time standard also referred to
by the military and civil aviation as Zulu time (Z).
The abbreviation is a compromise between CUT
(Coordinated Universal Time) and TUC (Temps
Universel Coordonné).
UTM.
The Universal Transverse Mercator
coordinate system is a grid based method
of specifying locations.
VMG.
Velocity Made Good is the effective velocity
towards a target, after the effects of crosswinds
(especially relevant to aircraft), currents (watercraft)
and terrain (walkers/cyclists who have planned on
walking at a certain speed) have taken effect. It is
the forward component of velocity.
WAAS.
Wide Area Augmentation System. This
is a GPS augmentation system in the U.S. which
enhances the accuracy of GPS.
Warning Radius.
Distance at which the unit will
sound beeps indicating the vicinity of a POI, GoTo
point or a route.
Waypoint.
Set of coordinates that identify a point
on the map and make up a route ('route points').
105
Waypoints are usually placed at turns in the path or
where the path changes.
The worldwide
© Satmap Systems Ltd 2017