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scale at the top left side of the graph changes dynamically based upon
the maximum velocity of the current for that day.
Slack water, the period of little or no current, is represented by the
Slack Water Line (SWL). The flood appears above the SWL and the ebb
appears below the SWL.
You can look up tidal current data for other dates by changing the
month, day and year selection boxes. To select another date:
1. Use → and ← to highlight month, day or year, then press
2. Use ↑ and ↓ to select the desired month, day or year, then press
To clear the information screen, press
Tide Information
Navionics
charts
represented at large zoom ranges by a box icon with
the letter "T." The icon stands for a Tidal Station
location. An example is displayed at right.
When you zoom in to a sufficiently small zoom range (1/2 nautical
mile), the icon itself becomes an animated gauge showing a rising or
falling tidal height for the selected station at the present time. At larger
zoom ranges, you can select the boxed "T" icon and it becomes an ani-
mated gauge with a pop-up name box. Examples are displayed in the
following figures.
To view tide information:
1. Select a Tide Station icon: use the arrow keys to move the cursor over
an icon. When it is selected, a pop-up name box appears.
2. After selecting the Tide Station icon, press
Tide Information screen.
Cursor lines
At left, Navionics chart showing Tide Station icon selected by cursor.
Right, icon animates automatically without selection at the 1/2 mile
zoom range. In the example above, the tide is at 1.5 feet and falling,
as shown by the down arrow at the top of the icon.
contain
Tidal
78
.
EXIT
Information,
|
FIND
.
ENT
to display the
FIND
Tide Station
icon in ani-
mated mode
.
ENT
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