Filter
Top Products
Nothing Comes Close to a Cobra
®
83
9. APPENDIX
9.1. TERMS
ALT = Altitude
Altitude of GPS Antenna on the medium sea level.
Alter = Alternate Solution (TD Coordinates System)
Parameter selected by the user that is applied in the conversion of TD
values to geographical coordinates Lat/Lon. It defines which of the two
possible solutions can be used.
Arrival Time
The estimated time of day you will reach your destination, based on your
current Speed and Track from GPS.
ASF = Additional Secondary phase Factor (TD Coordinates System)
Correction to TD values which can be inserted by the user.
Azimuth
The angular measurement from the horizon to a satellite or another
object.
AWD = Apparent Wind Direction
The Direction from which the Wind appears to blow relative to a moving
point (also called Relative Wind Direction).
AWS = Apparent Wind Speed
The Speed at which the Wind appears to blow relative to a moving point
(also called Relative Wind Speed).
Beacon
A prominent, specially constructed object forming a conspicuous vertical
mark as a fixed aid to navigation.
Bearings
Selects either degrees magnetic or degrees true. If magnetic readings are
selected the variation is computed automatically for every zone as soon as
the chart is displayed.
Buoy
A floating object moored to the sea bottom in a particular (charted) place,
as an aid to navigation.
Buoys and Beacons
Buoys and Beacons are used to indicate to mariners recommended or
established routes, underwater dangers, restrictions and regulations. They
can be lighted or not and are coloured according to their international
code.
BRG = Bearing
It is the angle between the North (True or Magnetic) and a destination.The
Terms