Requirement #774 

Values

For variable: Air temperature (near surface)

In application: 2.5 Atmospheric Climate Monitoring

Application-dependent Technical Priority: 0.5

Goal Breakthrough Threshold Priority
Uncertainty 0.1 K 0.5 K 1 K 0.5
Layer/s Quality
Coverage Quality
Stability/decade (if applicable) 0.01 K 0.05 K 0.1 K 0.5
Horizontal Resolution 10 km 100 km 500 km 0.5
Vertical Resolution
Observing Cycle 60 min 60 min 3 h 0.5
Timeliness 6 h 24 h 30 d 0.5

 

Validated: 4/28/23 Source: GCOS-245: The 2022 ECVs Requirements (GCOS-245)
General Comment: Requirements for uncertainty are specified at 2-sigma. Confidence: firm
Def: :Result of impact studies of actual data used in actual applications of numerical or conceptual models
Application Area Comment: Horizontal Coverage Comment:
Observation Comment: Temporal resolution goal is sub-hourly. Required for derivation of extreme indices. Performance Comment:
Specifications
  • Domain: Atmosphere