Raymarine LIGHTHOUSE 3 - Page 180

iii.R
eturntothe
DatumMark
erinthenewlocationandselect
Driftpositiontocalculatethe
Set(Direction)and Drift(Speed).
iv.Alternatively,youcanuseyourvessel’s
Headingand SOGtodefinethesetanddriftby
selectingthe
(2)
Set/Driftshortcuticon.
3.SetTrackspacing/Radius,SearchSpeed,andLegtime
[All3variablesaredependentoneachother.Onevariableisalwaystheproductoftheothertwo.]
i.Selectoneofthevariablesbyselectingthe
(3)
Outputicon.
ii.Theselectedvariablewillthenbecalculatedasaresultofchangesmadetotheothertwo
variables.
V ariableMaximumValue
T rackspacing/Radius5nm/5sm/5Km
SearchSpeed
40K ts/46Mph/74Kph
L egTime
59m59s
1. CSPShortcut
2.Set/DriftShortcut
3.Output
4.Setthenumberoflegs
i.Selectthenumberoflegsforyourexpandingsquaresearchpattern.
5.Createsearchroute
[AfteralltheabovestepshavebeencompletedyoucancreateyourSARpattern.]
i.Tocreateasearchpattern,select Createsearchrouteinthebottomrightofthescreen.
ii.ThecreationpagewilldisplayyourSARpatterndataanditslocationintheChartapp.
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