Sperry Marine VISIONMASTER FT ECDIS-E, Руководство пользователя, Страница: 297 / 425

ECDIS-E User Guide Routes
65934012 8-17
3. To change the L/L position of the waypoint
click in the L/L data fields, the text becomes
editable (green) and a drop down keypad
appears. There are a number of ways of
defining the L/L position for the selected
waypoint.
a. Manually enter a L/L position by using the
numbers and navigation buttons on the
keypad and click OK. The waypoint is
moved to the entered position.
b. To place the waypoint at a specific
geographic object select Query. Move the
cursor to the display (a ? is added to the
cursor) and left click, a Chart Query
window appears with a list of objects in the immediate area
(see Chart Query). Select the object from the list, the waypoint
is repositioned over the chart object and a red circle filled with
a red shaded background is drawn around the waypoint. Click
OK on the Chart Query window to fix the waypoint at the chart
object position.
c. To place the waypoint at own ship's CCRP select Ownship.
d. To place the waypoint at a selected location on the chart
display select Chart. Move the cursor to the display (a ? is
added to the cursor) and left click at the required location, the
waypoint is repositioned to that location.
e. To specify a range or bearing for the waypoint select Offset.
An Offset window appears where you can set a range and
bearing offset from the current position.
Approaching Leg
The Approaching Leg area enables you to edit the following attributes of
the leg approaching the selected waypoint:

Rhumb Line or Great Circle

Leg Speed - estimate average speed for the route leg (maximum
speed 99 kn.)

XTD Limits - the cross track distance in metres that the ship can
stray from the route leg’s track line before an off track error alarm
occurs. Different values may be entered for the Port and Starboard
side of the route leg's track line.