79 50_Afficheur_Multigraphic_um_UK_27
L.
TWA Target (polar)
The 4 data displayed in the example above are AWA, TWD mag, VMG and TWS.
They can be selected by the user with the key pad
Direction reference selection parameter (True or magnetic)
From the Tactical page it is possible to change the reference for the course
over ground, bearing to waypoint and heading. (COG, BTW and HDG). Only
valid on the Tactical page.
Click on Ok the regatta menu opens select reference then switch the cursor to
the reference you want to use either Magnetic or True.
Instant measure of wind angle
Measures of wind angle at T-2 minutes
Measures of wind angle at T-4 minutes
When the boat comes out of tack, the true wind indicator (on the top of the Tactic
page) switched to a boat speed aid. It displays boat speed before tack on the left
side and current boat speed on the right to help building boat speed after tack
exit.
