Raymarine LIGHTHOUSE 3, Advanced Operation Instructions

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From this page you can select the Layline Sail Performance profile:
• Fixed, or
• Polar
With the relevant Sail Performance profile selected, laylines will be displayed automatically in the
Chart app.
Laylines settings
The following settings are available on the laylines page:
Setting Description Options
Sail Performance
Allows you to select a profile
that determines the preferred
level of sailing performance
when using laylines. The
laylines feature is only available
when the profile is set to
Fixed
Angles or Polars .
• Not set — laylines are
disabled.
• Fixed Angles — laylines are
created based on specified
Upwind and Downwind
angles. These angles are
set by default to 45° and
140° respectively and can be
configured in the menu.
• Polars — laylines will be
created using a polar table
available on your MFD. You
can select the relevant polar
table using the
Polar menu
item, described below.
• Not set
• Fixed
• Polar
(Fixed angle) Upwind angle • Set the upwind angle for
layline calculations.
• 15° to 70°
• 45° (default)
(Fixed angle) Downwind angle • Set the downwind angle for
layline calculations.
• 125° to 175°
• 140° (default)
(Polar) Polar • Select the Polar table that
will define your layline
calculation. Selecting a
vessel’s make and model
that most closely matches
your own vessel will provide
better calculations and more
accurate laylines to follow
when sailing.
• If your vessel’s make and
model are not listed, submit
the polar data for your vessel
to:
polars@raymarine.com so
it can be included in the next
software release.
• List of available Polar tables
Display Layines on this chart
• Display or hide laylines
on the current Chart app
instance.
• On
• Off
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