Raymarine LIGHTHOUSE 4 - Range and Bearing; VRM (Variable Range Marker); EBL (Electronic Bearing Line)

4.R
ange—showstherangedisplayedonscreenandisalsothedistance
thattheazimuthringisplacedat.
5.Rings—identifiesthedistancebetweeneachring.
20.8Rangeandbearing
TheRadarapphelpsyouidentifyatarget’srange(distance)andbearing
fromyourvessel.
1.SHM(Shipsheadingmark er).
2.COG/SOGline(Pointsinthedirectionoftravel(COG),withthelengthof
thevectorprovidinganindicationofspeed(SOG)).
3.Rangerings.
4.Vesselposition.
5.Azimuthring(TheWhiteringidentifiesthedistancefromyourvesselto
thetopedgeofthescreen.Bearingindicatorsarealsoprovidedaround
thering).
6.Northindicator(AlwayspointsNorth).
7.CurrentdisplayedRangeandRingseparationdistance(Range:identifies
thedistancefromyourvesseltothetopedgeofthescreen.Rings:
identifiesthedistancebetweeneachRangeRing).
ThedisplayedrangecanbeadjustedatanytimeusingtheRangecontrols.
RangeringscanbeswitchedofffromthePresentationtab:[Menu>Settings
>Presentation>Rangerings:]
Y oucanalsochoosewhethertodisplayanumericalrangeindicatoragainst
eachringusingthe[Rangeringlabels:]option.
VRM(VariableRangeMarker)/EBL(ElectronicBearing
Line)
VRM/EBLisusedtodetermineatargetsrangeandbearingfromyourvessel,
orfromanothertarget.2VRM/EBLsareavailablewhichareenabledfrom
thecontextmenu.
[Contextmenu>Moreoptions>VRM/EBL1]or[Contextmenu>Moreoptions
>VRM/EBL2]
1.CenteredVRM/EBLYoucanusea‘Centered’(onyourvessel)VRM/EBL
todeterminetherangeandbearingoftargetsinrelationtoyourvessel.
2.FloatingVRM/EBLY oucanusea‘Floating’VRM/EBLtodeterminethe
rangeandbearingbetween2targets.
R adarapp
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