Technical reference
Page 69
6.8.17 VBW - Dual ground / water speed
This sentence conveys both water and ground referenced speed data.
6.8.18 VSD - Voyage static data
This sentence is used to enter information about the ship’s voyage.
4
xxx
Pos. ref., "B," distance from stern, 0 to 511 metres
5
xx
Pos. ref., "C," distance from port beam, 0 to 63 metres
6
xx
Pos. ref., "D," distance from starboard beam, 0 to 63 metres
7
c
DTE indicator flag
8
aa
Source identifier
$--VBW, x.x, x.x, A, x.x, x.x, A, x.x, A, x.x, A*hh<CR><LF>
Field
number
Description
1
x.x
Longitudinal water speed, knots - NOT USED
2
x.x
Transverse water speed, knots - NOT USED
3
A
Status: water speed, (A = data valid, V = data invalid) - NOT USED
4
x.x
Longitudinal ground speed, knots
5
x.x
Transverse ground speed, knots
6
A
Status, ground speed, (A = data valid, V = data invalid)
7
x.x
Stern transverse water speed, knots - NOT USED
8
A
Status: stern water speed, (A = data valid, V = data invalid) - NOT USED
9
x.x
Stern transverse ground speed, knots - NOT USED
10
A
Status: stern ground speed, (A = data valid, V = data invalid) - NOT USED
$--VSD,x.x,x.x,x.x,c--c,hhmmss.ss,xx,xx,x.x,x.x*hh<CR><LF>
Field
number
Description
1
x.x
Type of ship and cargo category, 0 to 255
2
x.x
Maximum present static draught, 0 to 25.5 metre
3
x.x
Persons on-board, 0 to 8191
4
c--c
Destination, 1-20 characters
5
hhmmss.ss
Estimated time of arrival at destination (UTC)
6
xx
Estimated day of arrival at destination, 00 to 31 (UTC)
$--SSD,c--c,c--c,xxx,xxx,xx,xx,c,aa*hh<CR><LF>
