Loran c chains, A-20 – Furuno BACK GP-80 User Manual
Page 92
A-20
Loran C Chains
Chain
GRI
S1
S2
S3
S4
S5
Central Pacific
4990
11
29
--
--
--
Canadian East Coast
5930
11
25
38
--
--
Commando Lion (Korea)
5970
11
31
42
--
--
Canadian West Coast
5990
11
27
41
--
--
South Saudi Arabia
7170
11
26
39
52
--
Labrador Sea
7930
11
26
--
--
--
Eastern Russia
7950
11
30
46
61
--
Gulf of Alaska
7960
11
26
44
--
--
Norwegian Sea
7970
11
26
46
60
--
Southeast USA
7980
11
23
43
59
--
Mediterranean Sea
7990
11
29
47
--
--
Western Russia
8000
10
25
50
65
--
North Central USA
8290
11
27
42
--
--
North Saudi Arabia
8990
11
25
40
56
69
Great Lakes
8970
11
28
44
59
--
South Central USA
9610
11
25
40
52
65
West Coast USA
9940
11
27
40
--
--
Northeast USA
9960
11
25
39
54
--
Northeast Pacific (old)
9970
11
30
55
81
--
Icelandic
9980
11
30
--
--
--
North Pacific
9990
11
29
43
--
--
Suez
4991
10
24
England, France
8940
12
30
Northwest Pacific
8930
11
30
50
70
Newfoundland East Coast
7270
11
25
Lessay
6731
10
39
BØ
7001
11
27
Sylt
7499
11
26
Ejde
9007
10
23
38
Saudia Arabia North
8830
11
25
39
56
Saudia Arabia South
7030
11
25
37
55