BackForward Variable: Earth surface albedo

Definition
Full name Earth surface albedo
Definition Hemispherically integrated reflectance of the Earth surface in the range 0.4-0.7
Measuring Units % Uncertainty Units %
Horizontal Res Units km Vertical Res Units
Stability Units % (Stability /decade)

 

Comment:
Last modified:
Applied in OSCAR/Space Gap Analysis: Yes
Classification
  • Domain: Atmosphere
    • Sub-domain: Aerosols and radiation
      • Variable: Earth surface albedo
        • Measured in Layers:
          • Near Surface
  • Cross-cutting themes:

Requirements defined for Earth surface albedo  (4)

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
358 Earth surface albedo Near Surface 2.2 High-Resolution Numerical Weather Prediction 5 %
10 %
20 % 		0.5 km
4 km
10 km 		60 min
3 h
12 h 		60 min
3 h
12 h 		Global land reasonable 2019-12-04 T Montmerle
662 Earth surface albedo Near Surface Climate-TOPC (deprecated) 5 %
7 %
10 % 		1 km
2 km
10 km 		24 h
3 d
30 d 		30 d
45 d
90 d 		Global reasonable 2007-07-19 TOPC
700 Earth surface albedo Near Surface 2.3 Nowcasting / Very Short-Range Forecasting 5 %
10 %
20 % 		1 km
5 km
10 km 		24 h
3 d
10 d 		12 h
24 h
3 d 		Global reasonable 2013-04-15 P. Ambrosetti necessary to compute radiance balance at the surface for snow pack evolution forecast
829 Earth surface albedo Near Surface 2.5 Atmospheric Climate Monitoring 5 % 1 % 0.05 km
0.2 km
0.5 km 		24 h Global reasonable 2019-09-30 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.