Flags - Signal Code Message Definitions
Letter/Number | Signal Flags | Signal Flag Meanings | Yacht / Dinghy Racing Signal Meanings |
---|---|---|---|
A | ![]() |
Diver below (when stationary); I am undergoing a speed trial | |
B | ![]() |
I am taking on or discharging explosives | Protest |
C | ![]() |
Yes (affirmative) | Position of next mark has been changed |
D | ![]() |
Keep clear of me, I am manoevering with difficulty | Don't launch/follow this rib |
E | ![]() |
I am altering my course to starboard | |
F | ![]() |
I am disabled, communicate with me | |
G | ![]() |
I require a pilot | |
H | ![]() |
I have a pilot on board | |
I | ![]() |
I am altering my course to port | Round the ends |
J | ![]() |
I am going to send a message by semaphore | |
K | ![]() |
You should stop your vessel instantly | |
L | ![]() |
You should stop, I have something important to communicate | Change to SIs or other amendment |
M | ![]() |
I have a doctor on board | There is a mark missing |
N | ![]() |
No (negative) | Abandon |
O | ![]() |
Man overboard | Rule 42 is waived |
P | ![]() |
The Blue Peter - all aboard, vessel is about to proceed sea. (At sea) your lights are out or burning badly | Preparatory |
Q | ![]() |
My vessel is healthy and I request free practique | |
R | ![]() |
The way is off my ship. You may feel you way past me | Rule 42 is restored |
S | ![]() |
My engines are going full speed astern | shortened course |
T | ![]() |
Do not pass ahead of me | |
U | ![]() |
You are standing into danger | One step less stringent than a black flag, allows boats back in after a general recall or abandonment |
V | ![]() |
I require assistance (not distress) | |
W | ![]() |
I require medical assistance | |
X | ![]() |
Stop carrying out your intentions and watch for my signals | Individual recall |
Y | ![]() |
I am carrying mail | Lifejackets must be worn |
Z | ![]() |
To be used to address or call shore stations | 20% scoring penalty |
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1st Subsititute | ||
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2nd Subsititute | ||
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3rd Subsititute | ||
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Answer | Postponement | |
0 | ![]() |
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1 | ![]() |
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2 | ![]() |
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3 | ![]() |
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4 | ![]() |
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5 | ![]() |
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6 | ![]() |
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7 | ![]() |
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8 | ![]() |
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9 | ![]() |