Furuno FAR-2107 Operator's Manual page 268

APPENDIX
BWC - Bearing and distance to waypoint (Not available on IMO radar)
$--BWC, hhmmss.ss, llll.ll, a yyyyy.yy, a, x.x, T, x.x, M, x.x, N, c--c, a*hh<CR><LF>
UTC of observation
NOTE 1: Positioning system Mode indicator:
A = Autonomous
D = Differential
E = Estimated (dead reckoning)
M = Manual input
S = Simulator
N = Data not valid
The Mode indicator field shall not be a null field.
BWR - Bearing and distance to waypoint - rhumb line (Not available on IMO radar)
$--BWR,hhmmss.ss,llll.lll,a,yyyyy.yyy,a,x.x,T,x.x,M,x.x,N,c--c,a*hh<CR><LF>
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| +-----+------------------------------------------- 2
+---------------------------------------------------------- 1
1. UTC of observation
2. Waypoint latitude, N/S
3. Waypoint longitude, E/W
4. Bearing, degrees true
5. Bearing, degrees magnetic
6. Distance, nautical miles
7. Waypoint ID
8. Mode indicator (see note)
9. Checksum
NOTE Positioning system Mode indicator:
A = Autonomous
D = Differential
E = Estimated (dead reckoning)
M = Manual input
S = Simulator
N = Data not valid
The Mode indicator field shall not be a null field.
AP-10
Waypoint longitude, E/W
Waypoint latitude, N/S
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| | | | | |
| | | | | +--+------------------- 5
| | | +--+------------------------- 4
| +-----+------------------------------- 3
Checksum
Mode indicator
(see note 1)
Waypoint ID
Distance, nautical miles
Bearing, degrees magnetic
Bearing, degrees true
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| | | | | +---- 9
| | | | +------ 8
| | | +--------- 7
| +--+------------- 6