| Code | Descriptions |
|---|---|
| 1 | Ship |
| 2 | Lightship |
| 3 | Buoy |
| 4 | Fixed tower |
| 5 | Submersible |
| 6 | Aircraft |
| 7 | Ice island |
| 8 | Fixed coastal station |
| 9 | Other |
| Code | Descriptions |
|---|---|
| 1 | Lat. is North, Long. is East |
| 3 | Lat. is South, Long. is West |
| 5 | Lat. is South, Long. is East |
| 7 | Lat. is North, Long. is West |
| Code | Descriptions |
|---|---|
| 1 | Mobile ODAS - Vessels which are covered by the international regulations for preventing collisions at sea |
| 2 | Mobile ODAS - Drifting(free-floating), surface penetrating ODAS |
| 3 | Mobile ODAS - Drifting(free-floating), sub-surface ODAS |
| 4 | Anchored(moored) or bottom-bearing ODAS - surface penetrating ODAS |
| 5 | Anchored(moored) or bottom-bearing ODAS - sub-surface ODAS |
| Code | Descriptions |
|---|---|
| 1 | Bucket thermometer |
| 2 | Thermometer in condenser intake on steam ships, or onlet of engine cooling system on motor ships |
| 3 | Trailing thermistor |
| 4 | Hull contact sensor |
| 5 | "Through hull" sensor |
| 6 | Radiation thermometer |
| 7 | Bait tanks thermometer |
| 9 | Other |
| Code | Descriptions |
|---|---|
| 5 | 5 seconds or less |
| 6 | 6 seconds |
| 7 | 7 seconds |
| 8 | 8 seconds |
| 9 | 9 seconds |
| 0 | 10 seconds |
| 1 | 11 seconds |
| 2 | 12 seconds |
| 3 | 13 seconds |
| 4 | 14 seconds or more |
| / | Calm or not determined |
| Code | Descriptions |
|---|---|
| 1 | Instantaneous (Between H-1 and H) |
| 2 | Averaged over 3 minutes or less (Between H-1 and H) |
| 3 | Averaged over more than 3 minutes, but 6 at the most (Between H-1 and H) |
| 4 | Averaged over more than 6 minutes, but 12 at the most (Between H-1 and H) |
| 5 | Instantaneous (Between H-2 and H-1) |
| 6 | Averaged over 3 minutes or less (Between H-2 and H-1) |
| 7 | Averaged over more than 3 minutes, but 6 at the most (Between H-2 and H-1) |
| 8 | Averaged over more than 6 minutes, but 12 at the most (Between H-2 and H-1) |
| 9 | Vector or Doppler current profiling method not used |
| Code | Descriptions |
|---|---|
| 1 | 1 hour or less |
| 2 | More than 1 hour but 2 at the most |
| 3 | More than 2 hours but 4 at the most |
| 4 | More than 4 hours but 8 at the most |
| 5 | More than 8 hours but 12 at the most |
| 6 | More than 12 hours but 18 at the most |
| 7 | More than 18 hours but 24 at the most |
| 9 | Drift method not used |