Requirement details

UID	562
Name	Total Column of Water Vapour (TCWV)
Description	An input to the product generation, used within the atmospheric correction.
Dissemination	NRT Service
Quality Control Procedure	Automatic
Group	Atmosphere
Status	-
Uncertainty
Update Frequency	1 month 1 day 6 hrs
Timeliness	1 day 1 day 1 hr
Scale
Horizontal resolution	0.25 deg 5 km 1 km
Vertical resolution	N/A N/A N/A
Essential variables
State	Draft
Created on	Oct. 28, 2026, 5:01 p.m.
Last updated on	Oct. 28, 2026, 5:01 p.m.

Product UID	Product	Level of definition	Relevant for	Criticality	Barriers	Note	Created on	Last updated on
861	Wet Tropospheric Correction	Firm	Calibration and validation	Essential	Availability		Oct. 28, 2026, 5:02 p.m.	Oct. 28, 2026, 5:02 p.m.

Data UID	Data	Level of compliance	Created on	Last updated on
23	AOD	Partially	Oct. 28, 2026, 5:10 p.m.	Oct. 28, 2026, 5:10 p.m.
430	GNSS Data (Free)	Partially	Oct. 28, 2026, 5:12 p.m.	Oct. 28, 2026, 5:12 p.m.
760	ARM Microwave Radiometer Measurements	Partially	Oct. 28, 2026, 5:15 p.m.	Oct. 28, 2026, 5:15 p.m.
758	GRUAN radiosonde observations	Partially	Oct. 28, 2026, 5:16 p.m.	Oct. 28, 2026, 5:16 p.m.
971	Radiosonde Observations	Partially	Oct. 28, 2026, 5:21 p.m.	Oct. 28, 2026, 5:21 p.m.