GTSPP Data Product CentreGTSPP Data Product Centre
GTSPP Data Product Centre for the North Pacific Region hosted by the Japan Meteorological Agency
MIYAGI-MARU(JCHQ), PX40
Observation period : 2013/11/8 to 2013/11/20
Observation period : 2013/11/8 to 2013/11/20
This page shows results for the PX40 line based on monitoring by the MIYAGI-MARU and comparison with the result of assimilation by MOVE-NP.
Overall statistics
| Number of profiles | Number of data | AVE | RMSD | MAXD | MIND |
|---|---|---|---|---|---|
| 98 | 30282 | 0.08 | 0.61 | 4.57 | -3.23 |
Abbreviations in the table indicate:
AVE: average difference (observation value minus assimilation value)
RMSD: root mean square of difference
MAXD: maximum difference
MIND: minimum difference
Statistics for each depth range
| Depth range | Number of data | AVE | RMSD | MAXD | MIND |
|---|---|---|---|---|---|
| 0-50 | 2450 | -0.03 | 1.02 | 0.89 | -3.22 |
| 50-100 | 2450 | 0.10 | 0.86 | 4.57 | -3.23 |
| 100-150 | 2450 | 0.15 | 0.78 | 3.33 | -2.64 |
| 150-200 | 2450 | 0.08 | 0.68 | 2.28 | -2.83 |
| 200-250 | 2450 | -0.02 | 0.58 | 2.08 | -2.86 |
| 250-300 | 2450 | 0.04 | 0.55 | 1.78 | -2.13 |
| 300-350 | 2450 | 0.08 | 0.54 | 1.31 | -1.58 |
| 350-400 | 2450 | 0.11 | 0.52 | 1.72 | -1.71 |
| 400-450 | 2450 | 0.15 | 0.47 | 1.67 | -1.69 |
| 450-500 | 2450 | 0.17 | 0.29 | 1.54 | -1.56 |
| 500-550 | 980 | 0.14 | 0.42 | 1.58 | -1.22 |
| 550-600 | 980 | 0.11 | 0.37 | 1.62 | -0.90 |
| 600-650 | 980 | 0.07 | 0.29 | 1.58 | -1.16 |
| 650-700 | 980 | 0.06 | 0.20 | 1.20 | -1.19 |
| 700-750 | 980 | 0.03 | 0.16 | 0.84 | -0.48 |
| 750-800 | 882 | 0.03 | 0.00 | 0.79 | -0.60 |
| 800-850 | 0 | - | - | - | - |
| 850-900 | 0 | - | - | - | - |
| 900-950 | 0 | - | - | - | - |
| 950-1000 | 0 | - | - | - | - |
Results of QC
A total of 98 profiles (76734 data, reported by BATHY or TESAC) were received from the MIYAGI-MARU.
The results of JMA quality control are as follows.
The results of JMA quality control are as follows.
- Grounded test
- Position on land test
- Regional range test
- Gradient test
Error data: 0 of 76734
On land: 0 of 98
Invalid position: 0 of 98
Error data (low): 0 of 76734
Error data (high): 0 of 76734
Error data: 0 of 76734
For datails of JMA's quality control procedures, please refer to this page.
Summary of QC
- No errors were detected with JMA's quality control procedures.
- There was no significant bias in comparison with the results of assimilation by JMA.
Figures
| ◊Station map | ◊Vertical temperature profile Vertical profile of temperature along the observing line of PX40 moved the entire profile by 5 degree Celsius. |
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| ◊Vertical observation sections | ◊Summary of differences (Obs. - Assim.) by depth Dots and error bars represent the averages and root mean squares of the differences, respectively. Crosses represent the maximum/minimum differences. |
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| ◊Vertical sections for the result of assimilation by MOVE-NP | ◊Distribution of differences (Obs. - Assim.) by depth |
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| ◊Vertical sections of differences (Obs. - Assim.) | ◊Distribution of differences (Obs. - Assim.) by temperature |
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