Raymarine SmartPilot Series Operating Manual page 30

81283_1.book Page 20 Monday, October 2, 2006 2:03 PM
2 0 S 1 W h e e l a n d T i l l e r P i l o t s O p e r a t i n g G u i d e
L a r g e c r o s s t r a c k e r r o r
I f t h e c r o s s t r a c k e r r o r i s g r e a t e r t h a n 0 . 3 n m , t h e S m a r t P i l o t w i l l s o u n d t h e L a r g e
P t
C r o s s T r a c k E r r o r w a r n i n g a n d s h o w w h e t h e r y o u a r e t o t h e p o r t ( ) o r s t a r b o a r d
S t b
( ) o f t h e p l a n n e d t r a c k .
Waypoint 2
Cross track error (XTE)
more than 0.3 nm
Waypoint 1
T i d a l s t r e a m c o m p e n s a t i o n
U n d e r m o s t c o n d i t i o n s , t h e S m a r t P i l o t w i l l h o l d t h e s e l e c t e d t r a c k t o w i t h i n ± 0 . 0 5
n m ( 3 0 0 f t ) o r b e t t e r . I t t a k e s a c c o u n t o f t h e b o a t ' s s p e e d w h e n c o m p u t i n g c o u r s e
c h a n g e s t o e n s u r e o p t i m u m p e r f o r m a n c e .
Waypoint 2
Boat's speed over ground
Tidal component
Boat's speed through water
Waypoint 1
D3261-4