DUACS NRT system impacting version changes
|Date||DUACS version||Description of the change|
|Apr-2017||17.0||Sentinel-3A introduced in DUACS processing|
|Oct-2017||17.1||OSTM/Jason-2 Long Repeat Orbit introduced in DUACS processing|
|Mar-2018||18.0||New Mean Profile for Jason-3 and updated mapping parameters|
|Sep-2018||18.1||New Orbit Standards for Jason-3|
|Sep-2018||18.2||New upstream products for Cryosat-2|
|Apr-2019||18.4||Sentinel-3B introduced in DUACS processing
Use of new Sentinel-3A Hybrid Mean Profile
New Europe L4 product
|Dec-2019||18.4.2||New MDT used for Global and regional Processing|
|Jan-2020||SARAL/AltiKa new GDR-F standard|
|Jul-2020||18.4.5||HY-2B introduced in DUACS processing
Use up-to-date standards for Ocean and Pole tide correction
|Oct-2020||18.7.0||Jason-3 GDR-F standards changes
Use a new MDT for regional Europe production
|May-2021||18.7.1||Use a new MDT for regional Europe production|
|Dec-2021||19.0.0||DT-2021 standards uniformization:
– Use new Internal-tide correction
– New MSS and Mean profiles
– New MDT
– Use improved mapping parameters
– Improved LWE correction
– Netcdf format change
|Apr 2022||19.1.0||Sentinel-6A introduced & Jason-3 deactivated in DUACS processing|
DUACS MY system impacting version changes
|Date of change||System version||Product version||Description of the change|
|April 2018||6.0||DT-2018||Full Reprocessing for REP products (1993-2017) for CMEMS v4.0:
DUACS DT-2018 version
|June 2018||6.1||DT-2018||Production of the [mid-May 2017, January 2018] period.
Introduction of Jason-2 Long Repeat Orbit Phase.
Six satellites are used during this update in the DT processing chain (ALG, C2, H2G, J2G, J3, S3A).
|October 2018||6.1||DT-2018||Production of the [January 18,2018 – June 10, 2018] period.
Five satellites are used during this update in the DT processing chain (ALG, C2, H2G, J3, S3A).
|April 2019||6.2||DT-2018||Production of the [June 11,2018 – September 23, 2018] period.
– Introduction of the Europe L3 products – Remove Med. and Black Sea L3 products.
– L3 products vfex and vxxc are included in new phy_l3 product.
– E1G is introduced as a new dataset. Before it was integrated in the E1 mission.
– AL and ALG begin and end dates of the temporal period processed by REP/DT systemhas been modified.
– Use of new Sentinel-3A Hybrid Mean Profile for global and regional product. Global data have been reprocessed.
– All NetCDF produced are in NetCDF-4 format.
|July 2019||6.3||DT-2018||Production of the [September 24, 2018 – December, 2018] period.
Introduction of Sentinel-3B
|December 2019||6.3||DT-2018||Redelivery of the [September 24, 2018 – January 12, 2019] production for correction of an anomaly of data availability near the coast.
Production of the [January 12, 2019 – May 13, 2019] period.
|July 2020||6.3||DT-2018||Production of the [May 14, 2019 – October 15, 2019] period
Add monthly mean dataset
|Decembre 2020||6.3||DT-2018||Production of the [October 16, 2019 – March 07, 2020] period
Extension of the monthly mean dataset [October 2019 to February 2020]
|May 2021||6.4||DT-2018||H2AG mission is deactivated from DUACS.
Production of the [March 08, 2020 – June 03, 2020] period
Extension of the monthly mean dataset [March 2020 to May 2020]
|Dec 2021||7.0||DT-2021||Full reprocessing taking into account
– New altimeter standards and geophysical corrections
– New MSS and MP
– New mapping parameters
– Improved LWE correction
– NetCDF format change / product/dataset nomenclature change
– DT-2018 version is no longer available