BackForward Variable: Ocean salinity

Definition
Full name Ocean salinity
Definition 3D field of salinity of the ocean Requested in upper and deep ocean - Physical unit: [ psu ], Practical Salinity Unit, close to 1
Measuring Units psu Uncertainty Units psu
Horizontal Res Units km Vertical Res Units m
Stability Units psu (Stability /decade)

 

Comment:
Last modified:
Applied in OSCAR/Space Gap Analysis: No
Classification
  • Domain: Ocean
    • Sub-domain: Ocean
      • Variable: Ocean salinity
        • Measured in Layers:
          • Upper oc
          • Deep oc
  • Cross-cutting themes:

Requirements defined for Ocean salinity  (6)

This tables shows all related requirements. For more operations/filtering, please consult the full list of Requirements
Note: In reading the values, goal is marked blue, breakthrough green, threshold orange
Application-dependent Technical Priority (ATP) Magenta and Relative priority of the attributes Red

Id Variable Layer App Area ATP Uncertainty Layer/s Quality Coverage Quality Stability / decade Hor Res Ver Res Obs Cyc Timeliness Coverage Conf Level Val Date Source General Comment Application Area Comment Horizontal Coverage Comment Observation Comment Performance Comment
287 Ocean salinity Upper oc 2.1 Global Numerical Weather Prediction and Real-time Monitoring 0.1 psu
0.2 psu
0.3 psu 		5 km
100 km
250 km 		1 m
2 m
10 m 		24 h
30 d
60 d 		3 h
24 h
5 d 		Global ocean tentative 2009-02-10 John Eyre
554 Ocean salinity Deep oc Climate-OOPC (deprecated) 0.002 psu
0.003 psu
0.005 psu 		50 km
60 km
100 km 		2 m
2.5 m
4 m 		30 d
70 d
360 d 		5 d
110 d
360 d 		Global ocean reasonable 2007-07-19 OOPC
555 Ocean salinity Upper oc Climate-OOPC (deprecated) 0.001 psu
0.002 psu
0.01 psu 		15 km
40 km
300 km 		1 m
2 m
10 m 		24 h
2 d
10 d 		30 min
36 min
60 min 		Global ocean reasonable 2007-07-19 OOPC
838 Ocean salinity Upper oc 2.5 Atmospheric Climate Monitoring 0.01 psu 1 km
10 km 		60 min
30 d 		Global reasonable 2019-10-15 GCOS-200: The Global Observing System for Climate: Implementation Needs (Published 2016) Requirements in the GCOS-200 IP, Annex A, are only specified at the goal level.
1028 Ocean salinity Upper oc 3.3 Oceanic Climate Monitoring and Services 0.5 0.01 psu
0.05 psu 		10 km
100 km 		1 m
10 m 		24 h
30 d 		24 h
30 d 		Global reasonable 2023-08-17 GCOS-245: The 2022 ECVs Requirements (GCOS-245) Requirements for uncertainty are specified at 2-sigma OOPC (GOOS/GCOS/WCRP) is custodian of this Application Area Considering only upper ocean here (above thermocline)
1029 Ocean salinity Deep oc 3.3 Oceanic Climate Monitoring and Services 0.5 0.005 psu
0.02 psu 		10 km
100 km 		1 m
100 m 		24 h
30 d 		24 h
30 d 		Global reasonable 2023-08-17 GCOS-245: The 2022 ECVs Requirements (GCOS-245) Requirements for uncertainty are specified at 2-sigma. OOPC (GOOS/GCOS/WCRP) is custodian of this Application Area Considering deep ocean here (below the thermocline). Uncertainty threshold stricter than in upper ocean.