Requirements defined for CH4 Mole fraction (SR) (2)
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
882 | CH4 Mole fraction (SR) | UTLS FT PBL Near Surface |
Forecasting Atmospheric Composition | 2 ppb 4 ppb 8 ppb |
1 ppb 2 ppb 5 ppb |
1 km 250 km 500 km |
0.1 km 1 km 3 km |
60 min 24 h 7 d |
24 h 30 d 182 d |
Regional | firm | 2022-01-05 | GAW Expert Team on Atmospheric Composition Network Design and Evolution |
883 | CH4 Mole fraction (SR) | UTLS FT PBL Near Surface |
Monitoring Atmospheric Composition | 2 ppb 4 ppb 8 ppb |
1 ppb 2 ppb 5 ppb |
1 km 250 km 500 km |
0.1 km 1 km 3 km |
60 min 24 h 7 d |
24 h 30 d 182 d |
Regional | firm | 2022-01-06 | GAW Expert Team on Atmospheric Composition Network Design and Evolution |