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Explanation of Data Designators T1T2A1A2ii CCCC
TABLE D1 Level designator ii (when T1 = O)
Instructions for the proper application of the level designators

 

(1)  The designators specified in this table should be used to the greatest extent possible to indicate the levels below the ocean surface in the body of the GRIB bulletin for oceanographic products.

 

T1 Level Designator ii Depth (in meters)
O 98 Surface
O 96 2.5 m
O 94 5.0 m
O 92 7.5 m
O 90 12.5 m
O 88 17.5 m
O 86 25.0 m
O 84 32.5 m
O 82 40.0 m
O 80 50.0 m
O 78 62.5 m
O 76 75.0 m
O 74 100 m
O 72 125 m
O 70 150 m
O 68 200 m
O 66 300 m
O 64 400 m
O 62 500 m
O 60 600 m
O 58 700 m
O 56 800 m
O 54 900 m
O 52 1000 m
O 50 1100 m
O 48 1200 m
O 46 1300 m
O 44 1400 m
O 42 1500 m
O 40 1750 m
O 38 2000 m
O 36 2500 m
O 34 3000 m
O 32 4000 m
O 30 5000 m
O 01 Primary layer depth

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WORLD WEATHER WATCH
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Abbreaviated Heading
TTAAii CCCC
Symbolic Structure explained
Table Definitions
Table A
Table B1
Table B2
Table B3
Table B4
Table B5
Table B6
Table C1
Table C2
Table C3
Table C4
Table C5
Table C6
Table C7
Table D1
Table D2
Table D3
Indicator BBB
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