CTOH Products

Access to CTOH’s data and products.

To download and use data, you must be a registered user, but anyone can browse the catalog,

 Availability and data access links in the table below, subject to CTOH’s data policy

TOOL

  • AlTiS-NG (Altimetry Time Series – New Generation) is a software designed for the visualization and processing of altimetry data to create time series of water levels on various bodies of water such as rivers, lakes, and flooded areas.

PRODUCTS

ApplicationNom du produitType de produitCouvertureDurée
Ocean / Littoral / Hydrologie & Cont. Surf.Altimetric normalized pass (bientôt disponible)Along Track, L2Global1995 – now

OceanFES2014 altimetric correctionsGriddedGlobal Ocean1992 – 2020
Inertial CurrentsGriddedGlobal Ocean1999 – 2006
Antarctic Circumpolar Current (ACC) – fronts productGriddedRegional1993 – 2021
Southern Ocean Polar Fronts (Obsolete)GriddedRegional1993 – 2018

Sea IceSea-Ice Thickness North Hemisphere CryoSat-2GriddedRegional2010 – 2019
Sea-Ice Thickness North Hemisphere EnvisatGriddedRegional2002-2012
Sea-Ice Thickness North Hemisphere Envisat CryoSat-2GriddedRegional2002-2017
Sea-Ice Thickness South Hemisphere from Altimetry (2003-2020)GriddedRegional2003-2020
Altimetric data of the Cryosat-2 mission (Obsolete)Along-track, L2Global2010 – 2015
Arctic and Antarctic sea ice thickness climate data record (ERS-1, ERS-2, Envisat, CryoSat-2)GriddedRegional1994-2023

Hydrology and land surfacesAltimetric data of the ERS-2 missionAlong-track, L2Global1995 – 2003
Altimetric data of the TOPEX missionAlong-track, L2Global1992 – 2002
Hydrological surface monitoring and river discharge using multi-sensor satellite observations in the McKenzie Delta (Canada)Time seriesGlobal2006 – 2012
Hydrological surface monitoring in the Inner Niger DeltaTime seriesGlobal1995 – 2017
Water level monitoring in the Ogooué river basin (Gabon)Time seriesGlobal1995 – 2017
Altimetric BackscatteringAlong-track L2Continental1995 – 2010
AlTiS products (for use with Altimetry Time Series software)Along-track L2Global1992 – now

CoastalX-TRACK, Along track Tidal Constants (2018_01)Along-track, L3Coastal areas1995 – 2016
X-TRACK/L2P, Along track Sea Level Anomalies (2022)Along-track L3Coastal areas1993 – 2023
X-TRACK, Along track Sea Level Anomalies (2015_01) (Obsolete)Along-track, L3Coastal areas1995 – 2003
X-TRACK, Along track Sea Level Anomalies (2017_01) (Obsolete)Along-track L3Coastal areas1995 – 2003
X-TRACK, Along track Sea Level Anomalies (2017_02) (Obsolete)Along-track, L3Coastal areas1995 – 2003
X-TRACK, Along track Tidal Constants (2015_01) (Obsolete)Along-track L3Coastal areas1995 – 2016

COASTAL PRODUCTS

Product NameProduct KindCoverageTime range
X-TRACK, Along track Tidal Constants (2018_01)Along Track, L3Coastal areas1995 – 2016
X-TRACK/L2P, Along track Sea Level Anomalies (2022)Along Track, L3Coastal areas1993 – 2023
X-TRACK, Along track Sea Level Anomalies (2015_01) (Obsolete)Along Track, L3Coastal areas1995 – 2003
X-TRACK, Along track Sea Level Anomalies (2017_01) (Obsolete)Along Track, L3Coastal areas1995 – 2003
X-TRACK, Along track Sea Level Anomalies (2017_02) (Obsolete)Along Track, L3Coastal areas1995 – 2003
X-TRACK, Along track Tidal Constants (2015_01) (Obsolete)Along Track, L3Coastal areas1995 – 2016

HYDROLOGY AND CONTINENTAL SURFACES TOOL

  • AlTiS-NG (Altimetry Time Series – New Generation) is a software designed for the visualization and processing of altimetry data to create time series of water levels on various bodies of water such as rivers, lakes, and flooded areas.

HYDROLOGY AND CONTINENTAL SURFACES PRODUCTS

Product NameProduct KindCoverageTime range
Altimetric data of the ERS-2 missionAlong Track, L2Global1995 – 2003
Altimetric data of the TOPEX missionAlong Track, L2Global1992 – 2002
Hydrological surface monitoring and river discharge using multi-sensor satellite observations in the McKenzie Delta (Canada)Time seriesRegional2006 – 2012
Hydrological surface monitoring in the Inner Niger DeltaTime seriesRegional1995 – 2017
Water level monitoring in the Ogooué river basin (Gabon)Time seriesRegional1995 – 2017
Altimetric BackscatteringAlong Track, L2Continental1995 – 2010
AlTiS products (for use with Altimetry Time Series software)Along Track, L2Global1992 – now

OCEAN PRODUCTS

Product NameProduct KindCoverageTime range
FES2014 altimetric correctionsGriddedGlobal Ocean1992 – 2020
Inertial CurrentsGriddedGlobal Ocean1999 – 2006
Antarctic Circumpolar Current (ACC) – fronts productGriddedRegional1993 – 2021
Southern Ocean Polar Fronts (Obsolete)GriddedRegional1993 – 2018

MULTI-THEMATIC PRODUCTS

Multi-thematic altimetry products are developed for applications for all surfaces (ocean, land, ice)

Product NameProduct KindCoverageTime range
Altimetric normalized pass (available soon)Along Track, L2Global1995 – now

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