Attribute: Light characteristic


Acronym: LITCHR

Code: 107

Attribute Type: E

ENC Condition:

# Must be encoded for all LIGHTS objects, except air obstruction lights or fog detector lights.

Expected input:

ID Meaning INT 1 M-4
1 fixed IP 10.1
      
2 flashing IP 10.4
      
3 long-flashing IP 10.5
      
4 quick-flashing IP 10.6
      
5 very quick-flashing IP 10.7
      
6 ultra quick-flashing IP 10.8
      
7 isophased IP 10.3
      
8 occulting IP 10.2
      
9 interrupted quick-flashing IP 10.6
      
10 interrupted very quick- flashing IP 10.7
      
11 interrupted ultra quick- flashing IP 10.8
      
12 morse IP 10.9
      
13 fixed/flash IP 10.10
      
14 flash/long-flash
      
      
15 occulting/flash
      
      
16 fixed/long-flash
      
      
17 occulting alternating
      
      
18 long-flash alternating
      
      
19 flash alternating
      
      
20 group alternating
      
      
21 2 fixed (vertical)
      
      
22 2 fixed (horizontal)
      
      
23 3 fixed (vertical)
      
      
24 3 fixed (horizontal)
      
      
25 quick-flash plus long- flash
      
      
26 very quick-flash plus long- flash
      
      
27 ultra quick-flash plus long- flash
      
      
28 alternating
      
      
29 fixed and alternating flashing
      
      

Remarks: A selection of the above characteristics is defined and illustrated diagrammatically in IHO Chart Specifications, M-4, 471.2.
Values 21-24 are no longer used. They are only included here for reasons of backward compatibility. Horizontally or vertically disposed lights should be encoded using the attributes category of light (CATLIT) and multiplicity of lights (MLTYLT).

Object Classes that use LITCHR