JRC JMA-9110-6XA, Instruction Manual

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GLOSSARY
This section describes the main terms used for this equipment and general related
maritime terms.
A
AZ
Acquisition/Activation zone
A zone set up by the operator in which the system should
automatically acquire radar targets and activate reported AIS targets
when entering the zone.
Activated target A target representing the automatic or manual activation of a
sleeping target for the display of additional information.
AIS Automatic Identification System
A system which enables ships and shore stations to obtain
identifying and navigation information about other ships at sea,
using an automated transponder.
Anti-clutter rain Rain/snow clutter suppression.
Anti-clutter sea Sea clutter suppression.
Associated target A target simultaneously representing a tracked target and a reported
AIS target having similar parameters (position, course, speed)
which comply with an association algorithm.
AZI AZImuth stabilization mode
B
BCR/BCT Bow Crossing Range/Bow Crossing Time
C
C up Course up
Own ship's course is pointed to the top center of the radar display.
CCRP
Consistent Common Reference Point
A location on own ship, to which all horizontal measurements such
as target range, bearing, relative course, relative speed, CPA or
TCPA are referenced, typically the conning position of the bridge.
Clutter Unwanted reflections on a radar screen, from sea surface, rain or
snow.
COG Course Over Ground
The direction of the ship's movement relative to the earth, measured
on board the ship, expressed in angular units from true north
CORREL CORRELation