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APPENDIX
AP-17
LR1 - Long-range reply with destination for function request "A"
LR2 - Long-range reply for function requests "B, C, E, and F"
LR3 - Long-range reply for function requests "I, O, P, U and W"
TXT - Text transmission
$**LR1,x,xxxxxxxxx,xxxxxxxxx,c--c,c--c,xxxxxxxxx*hh<CR><LF>
1 2 3 4 5 6
1. Sequence number
2. MMSI of responder
3. MMSI of requester (reply destination)
4. Ship's name (1 - 20 characters)
5. Call sign (1 - 7 characters)
6. IMO number, (9-digit number)
$**LR2,x,xxxxxxxxx,xxxxxx,hhmmss.ss,llll.ll,a,yyyyy.yy,a,x.x,T,x.x,N*hh<CR><LF>
1 2 3 4 5 6 7 8
1. Sequence number
2. MMSI of responder
3. Date (ddmmyy)
4. UTC of Position
5. Latitude - N/S
6. Longitude - E/W
7. Course over ground, degrees True
8. Speed over ground, Knots
$**LR3,x,xxxxxxxxx,c--c,xxxxxx,hhmmss.ss,x.x,cc,x.x,x.x,cc,x.x*hh<CR><LF>
1 2 3 4 5 6 7 8 9 10 11
1. Sequence number
2. MMSI of responder
3. Voyage destination (1 - 20 characters)
4. ETA date (ddmmyy)
5. ETA time
6. Draught
7. Ship/cargo
8. Ship length
9. Ship breadth
10. Ship type
11. Persons (0 to 8191)
$--TXT,xx,xx,xx,c--c*hh<CR><LF>
1 2 3 4
1. Total number of sentences (01 - 99)
2. Sentence number (01 - 99)
3. Text identifier
4. Text message