User's Manual Part 2

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Appendix II: Message type indicators
NAVTEX broadcasts use following message type letter:
A Navigational warnings
B Meteorological warnings
C Ice reports
D Search and rescue information, and pirate warnings
E Meteorological forecasts
F Pilot service messages
G DECCA messages
H LORAN messages
I OMEGA messages (Note: OMEGA has been discontinued)
J SATNAV messages (i.e. GPS or GLONASS)
L Navigational warnings - additional to letter A
V Notice to Fishermen (U.S. only)
W Environmental (U.S. only)
X Special services - allocation by IMO NAVTEX Panel
Y Special services - allocation by IMO NAVTEX Panel
Z No message on hand
STATION TRANSMISSION TIMES (UTC)
A 00:00 04:00 08:00 12:00 16:00 20:00
B 00:10 04:10 08:10 12:10 16:10 20:10
C 00:20 04:20 08:20 12:20 16:20 20:20
D 00:30 04:30 08:30 12:30 16:30 20:30
E 00:40 04:40 08:40 12:40 16:40 20:40
F 00:50 04:50 08:50 12:50 16:50 20:50
G 01:00 05:00 9:00 13:00 17:00 21:00
H 01:10 05:10 9:10 13:10 17:10 21:10
I 01:20 05:20 9:20 13:20 17:20 21:20
J 01:30 05:30 9:30 13:30 17:30 21:30
K 01:40 05:40 9:40 13:40 17:40 21:40
L 01:50 05:50 9:50 13:50 17:50 21:50
M 02:00 06:00 10:00 14:00 18:00 22:00
N 02:10 06:10 10:10 14:10 18:10 22:10
O 02:20 06:20 10:20 14:20 18:20 22:20
P 02:30 06:30 10:30 14:30 18:30 22:30
Q 02:40 06:40 10:40 14:40 18:40 22:40
R 02:50 06:50 10:50 14:50 18:50 22:50
S 03:00 07:00 11:00 15:00 19:00 23:00
T 03:10 07:10 11:10 15:10 19:10 23:10
U 03:20 07:20 11:20 15:20 19:20 23:20
V 03:30 07:30 11:30 15:30 19:30 23:30
W 03:40 07:40 11:40 15:40 19:40 23:40
X 03:50 07:50 11:50 15:50 19:50 23:50