Products Overview

The GRAS SAF will deliver near-real time, offline, and climate products, and software modules for numerical weather prediction models and climate research

For retrieval of products, please go to the Products Archive at GARF

Products List	Description of product
NRT Data Products
Refractivity profile (GRM-01)	The refractive index of the atmosphere as function of height at tangent point
Temperature profile (GRM-02)	Temperature as function of height at tangent point
Specific humidity profile (GRM-03)	Specific humidity as function of height at tangent point
Pressure profile (GRM-04)	Pressure as function of height at tangent point
Surface pressure (GRM-05)	Pressure at surface level
Validation products (GRM-06)	Validation data for NRT products
Error covariance matrix (GRM-07)	Error covariance matrix as average for all profiles
Offline Data Products
Bending angle profile (GRM-08)	Bending angle as function of impact parameter
Refractivity profile (GRM-09)	The refractive index of the atmosphere as function of height at tangent point
Temperature profile (GRM-10)	Temperature as function of height at tangent point
Specific humidity profile (GRM-11)	Specific humidity as function of height at tangent point
Pressure profile (GRM-12)	Pressure as function of height at tangent point
Surface pressure (GRM-13)	Pressure at surface level
Validation products (GRM-14)	Validation data for Offline products
Error covariance matrix (GRM-15)	Error covariance matrix as average for all profiles
Climate Data Products
Bending angle (GRM-17)	Global grid based on monthly averages of bending angles
Refractivity (GRM-18)	Global grid based on monthly averages of refractivity profiles
Temperature (GRM-19)	Global grid based on monthly averages of temperature profiles
Specific humidity (GRM-20)	Global grid based on monthly averages of specific humidity profiles
Geopotential height (GRM-21)	Global grid based on monthly averages of geopotential height profiles
Software Deliverables
ROPP package (GRM-16)	Software module containing 1D, 3D, and 4D-Var assimilation routines
Auxiliary Products
Supporting data	Supporting parameters for NRT and Offline products

More detailed information about the product types and their availability can be found in the Products Requirements Table.

All GRAS SAF products might also be accessed through the EUMETSAT Product Navigator, which is EUMETSATs central online access facility to all data and dissemination services.