Abbreviations - Raytheon RayChart 620 Operation Manual

100
Soft key
Relative Motion
Time out
True Motion
Variation
Waypoint
Window
G.2 Abbreviations
BDI
BTW
CDI
CMG
COG
dGPS
DMG
DTG
EMC
ETA
GPS
HDOP
MOB
A key without a printed label, whose function
depends on the context in which it is used. The
current function is indicated by a label on the screen
immediately above the soft key.
The mode in which the chart moves to keep the
vessel's location in the centre of the display.
The automatic clearing of a message or the soft key
labels after 7 seconds.
The mode in which the chart remains fixed and the
vessel moves across the display. This is the normal
display mode.
The difference in degrees between "True North" and
"Magnetic North".
Any location that has been stored in memory with
Lat/Long or TD as the coordinates, which is to be
used as a destination or a turning point on the route
to the destination.
A boxed area inset on the main screen, containing
information.
Bearing Deviation Indicator
Bearing To Waypoint
Course Deviation Indicator
Course Made Good
Course Over Ground. The actual direction of your vessel's
calculated movement over the ground.
Differential Global Positioning System
Distance Made Good
Distance To Go
Electro-Magnetic Compatibility
Estimated Time of Arrival
Global Positioning System
Horizontal Dilution Of Precision. The multiplicative factor
that modifies ranging error. It is caused solely by the
geometry between your vessel and your set of satellites.
Man OverBoard
RayChart 620