Memorex RX 1 Smart Manual de instalación descargar pdf (Pagina 250)

Simrad MX500 | 249

RESET

To return stored values to either the default value or zero

in memory.

RHUMB LINE

The course of a vessel that keeps a constant compass

direction, drawn as a line on a chart or globe and cutting

across all meridians at the same angle. A rhumb line is a

straight line on a Mercator chart.

RHUMB LINE NAVIGATION

Navigation based on Rhumb Lines. See also GREAT

CIRCLE NAVIGATION.

RMS

See ROOT MEAN SQUARED.

A statistical measure of probability, stating that an ex-

pected event will happen 68% of the time. In terms of

position update accuracy, 68 position updates out of 100

will be accurate to within specified system accuracy.

ROUTE

A route is a sequential list of waypoints describing a

planned voyage. The active route is the route used for

the actual navigation of the vessel.

RTCM

Radio Technical Commission for Maritime Services.

S/A

See SELECTIVE AVAILABILITY

SATELLITE HEALTH

Go or no-go message for each satellite included in the

almanac data. The message states whether or not the

measurements from those particular satellites can be

relied upon for accurate results.

SATELLITE SIGNAL

Transmitted electromagnetic energy from a GPS satel-

lite whose time of arrival is measured by the navigator to

calculate the position of the navigator antenna.

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Memorex RX 1 Smart Manual de instalación Pagina 250