Requirement details

UID	70
Name	Methane
Note	(WMO OSCAR, id: 141)
Dissemination	NRT Service
Quality Control Procedure	Automatic
Group	Atmosphere
Status	-
Uncertainty	20 ppb 10 ppb 2 ppb
Update Frequency	2 w 1 d 1 h
Timeliness	1 y 6 m 1 d
Scale
Horizontal resolution	500 km 100 km 50 km
Vertical resolution	TC 1 km 100 m
Essential variables	Atmosphere - Atmospheric Composition - Carbon dioxide, methane and other greenhouse gases
State	Draft
Created on	Feb. 3, 2018, 3:49 p.m.
Last updated on	Oct. 2, 2020, 2:57 p.m.

Product UID	Product	Level of definition	Relevant for	Criticality	Barriers	Created on	Last updated on
102	Global analyses of chemical species	Reasonable	Calibration and validation	Essential	Availability, Coverage, Timeliness	Feb. 8, 2018, 1:56 p.m.	Nov. 9, 2020, 1:34 p.m.
130	European anthropogenic emissions	Reasonable	Product generation	Essential	Coverage	Feb. 14, 2018, 2:29 p.m.	Nov. 9, 2020, 1:34 p.m.
132	Biomass burning emissions based on Fire Radiative Power satellite observations	Reasonable	Product generation	Desirable	Coverage	March 29, 2018, 9:49 a.m.	Nov. 9, 2020, 1:34 p.m.
547	Global 5-day forecasts of CH4	Reasonable	Product generation	Essential	Accuracy, Coverage	Feb. 25, 2021, 3:14 p.m.	Feb. 25, 2021, 3:14 p.m.
125	Flux inversion delayed-mode of global CH4 (surface fluxes and atmospheric concentrations)	Reasonable	Calibration and validation	Essential	Coverage	Feb. 3, 2018, 3:54 p.m.	Nov. 9, 2020, 1:34 p.m.
752	CAMS global greenhouse gas reanalysis / Atmospheric Composition Reanalysis EGG4	Reasonable	Calibration and validation	Essential	Coverage, Timeliness	July 27, 2022, 12:32 p.m.	July 27, 2022, 12:32 p.m.

Data UID	Data	Level of compliance	Created on	Last updated on
20	ICOS NRT data products	Partially	Feb. 3, 2018, 3:49 p.m.	Nov. 9, 2020, 1:34 p.m.
52	ICOS atmospheric composition data products	Partially	March 30, 2018, 6:44 p.m.	Nov. 9, 2020, 1:34 p.m.
714	OBSPAC groundbased in-situ methane dataset	Fully	July 27, 2022, 12:30 p.m.	July 27, 2022, 12:30 p.m.