BackForward Variable: Ocean dynamic topography

Definition
Full name Ocean dynamic topography
Definition Deviation of sea level from the geoid caused by ocean currents (after corrections for tides and atmospheric pressure effects) - Physical unit: [ cm ] - Accuracy unit: [ cm ].
Measuring Units cm Uncertainty Units cm
Horizontal Res Units km Vertical Res Units
Stability Units cm (Stability /decade)

 

Comment:
Last modified:
Applied in OSCAR/Space Gap Analysis: Yes
Classification
  • Domain: Ocean
    • Sub-domain: Ocean
      • Variable: Ocean dynamic topography
        • Measured in Layers:
          • Sea surface
  • Cross-cutting themes:

Requirements defined for Ocean dynamic topography  (8)

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 and threshold orange

Id Variable Layer App Area Uncertainty Stability / decade Hor Res Ver Res Obs Cyc Timeliness Coverage Conf Level Val Date Source
553 Ocean dynamic topography Sea surface Climate-OOPC (deprecated) 1 cm
1.5 cm
5 cm 		25 km
50 km
250 km 		24 h
3 d
30 d 		3 h
6 h
24 h 		Global ocean firm 2007-07-19 OOPC
569 Ocean dynamic topography Sea surface SIAF (deprecated) 1 cm
2 cm
4 cm 		25 km
40 km
100 km 		7 d
15 d
30 d 		2 d
5 d
15 d 		Global ocean firm 2009-01-19 Laura Ferranti
754 Ocean dynamic topography SSLP 1 cm
2 cm
4 cm 		25 km
40 km
100 km 		7 d
15 d
30 d 		2 d
5 d
15 d 		Global ocean firm 2009-01-19 Laura Ferranti
400 Ocean dynamic topography Sea surface Hydrology 2 cm
3.4 cm
10 cm 		0.1 km
0.464 km
10 km 		24 h
46 h
7 d 		24 h
46 h
7 d 		Global ocean reasonable 2003-10-20 ET ODRRGOS
501 Ocean dynamic topography Sea surface Ocean Applications 1 cm
3 cm
10 cm 		0.1 km
0.5 km
10 km 		14 min
2 h
24 h 		115 min
2 h
24 h 		Costal areas reasonable 2016-03-22 JCOMM (Guimei Liu)
502 Ocean dynamic topography Sea surface Ocean Applications 1 cm
3 cm
10 cm 		10 km
20 km
50 km 		14 min
2 h
24 h 		24 h
2 d
7 d 		Global ocean reasonable 2011-03-07 JCOMM (Ali Mafimbo)
841 Ocean dynamic topography Sea surface Climate Monitoring (GCOS) 0.2 cm
0.4 cm 		0.03 cm 10 km
100 km 		7 d
30 d 		Global reasonable 2019-10-15 GCOS-200: The Global Observing System for Climate: Implementation Needs (Published 2016)
198 Ocean dynamic topography Sea surface CLIVAR (deprecated) 2 cm
3 cm
5 cm 		100 km
150 km
200 km 		5 d
7 d
10 d 		10 d
15 d
30 d 		Global ocean speculative 1998-10-29 WCRP