Furuno FEA-2107-BB Operator's Manual page 168

9. Raster Chart Material
In this example WGS-84 shift is not defined for
the current ARCS chart.
The Cursor Position panel shows cursor
position in local ARCS chart datum (indicated
as Local Datum) and in WGS-84 datum as
defined by the operator WGS shift (indicated as
WGS-84 User).
Note: The Cursor window, below the ARCS
Details dialog box, shows the warning "WGS
undefi" to indicate that the system uses
operator-defined transformation from local
ARCS chart datum to the operator chosen
working datum.
Viewing value of WGS-84 shift
You can view the value of WGS-84 shift of the current ARCS chart. To do this, click the Details button on the
ARCS Chart Legend sidebar to open the ARCS Details dialog box, then click the WGS84 Shift... button.
In this example the WGS-84 shift is defined
for current ARCS chart.
Chart Shift:
The latitude and longitude shifts between
WGS-84 datum and the local datum.
Accuracy:
This field contains accuracy as defined by the
chart producer.
In this example WGS-84 shift is not defined
in the current ARCS chart.
Undefined Undefined
Chart Shift:
Undefined indicates that this ARCS chart
00.000'N 00.000'E
does not have defined WGS-84 shift.
Accuracy:
.
This field contains accuracy as defined by the
chart producer.
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