Onwa Marine Electronics KR-12X8 - Manual (Page 19)

Radar antenna
position is at
center of display Conning position is at
center of display
ANT position CCRP position
Range and bearing are measured and graphics are drawn according to reference
position as in the table below.
Marks, measurements and reference point
Category Item Reference point
CCRP
Antenna position
Range and bearing
measurement
EBL
VRM
Cursor
PI line
Range ring
Range and bearing
measured from CCRP
Range and bearing
measured from antenna
position
Heading line
Stern mark
Beam line
Own ship vector
Own ship track
Drawn from CCRP
Drawn from antenna
position
Graphics
Bearing cursor
Drawn with CCRP at
center Drawn with antenna
position at center
Course, speed
Calculated with CCRP
at center Calculated with antenna
position at center
CPA,TCPA
Calculated with CCRP
at center Calculated with antenna
position at center
BCR, BCT Calculated from bow position
Own ship data
Heading
Speed
Course over ground
Speed over ground
Own L/L
Data from sensor, regardless of reference
point selected
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