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Category name
(Radio/Radar)
Radar reflector
Radar scanner
Conspicuous radar scanner
Retro reflector
(Fog signal)
Fog signal
(Local Magnetic
anomaly)
Magnetic anomaly at a point
Magnetic anomaly along a
line or over an area
Magnetic variation at a point
Magnetic variation along a
line or over an area
(Natural
Feature/
Hill or mountain top
Seabed)
Conspicuous hill or
mountain top
Cable area
Foul area of seabed safe for
navigation but not for
anchoring
Sand waves
Spring
Weed, kelp
(Unknown)
? Mark
Generic Object
Object name
B-133
Alert generated when the own
Icon button display
example
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
No alert
Appendix B Menu List and Materials
ship approaches the object
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
APP B
24
25
27
APP C
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