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
For altimetry products not available in the list below, please use this offline data request web form to request data
Look at our Product Gallery
| Along-Track Product | Format | Data Access | Coverage | Timespan |
|---|---|---|---|---|
| Cryosat-2 Baseline C | NetCDF | Form | Global | 2010/10/01-now |
| ERS-2 continental surfaces | NetCDF | Form | Global | 1995/05/17-2003/07/02 |
| Envisat | NetCDF | Online | Global | 2002/05/14-2010/10/21 |
| Envisat new orbit | NetCDF | Online | Global | 2010/10/26-2012/04/08 |
| GFO | Binary | Form | Global | 2000/01/08-2008/09/08 |
| Jason-1 | NetCDF | Online | Global | 2002/01/15-2009/01/26 |
| Jason-1 new orbit | NetCDF | Online | Global | 2009/02/10-2012/03/03 |
| Jason-2 | NetCDF | Online | Global | 2008/07/04-now |
| Jason-3 | NetCDF | soon |
Global | 2016/02/12-now |
| Saral/AltiKa | NetCDF | Global | 2013/03/14-now | |
| Topex/Poseidon CASH | NetCDF | Form | Global | 1992/12/21-2002/06/22 |
| GPD+ Wet Tropo (all missions) | NetCDF | Aviso+ | Global | 1991/9/1-2016/12 |
| Product | Format | Data Access | Coverage | Timespan |
|---|---|---|---|---|
| Coastal X-TRACK sea-level timeseries | NetCDF | Aviso+ | Coastal zones | |
| Coastal X-TRACK tide constituents | NetCDF | Aviso+ | Coastal zones | |
| Climatology of near-inertial currents | NetCDF | Form | Global | 1999/07-2006/12 |
Hydrology altimetric data |
NetCDF |
Form |
Rivers |
1995-2021 |
| Sea Ice Products | NetCDF | Form | Arctic, Antarctic | 2002-2020 |
| Southern Ocean Polar Fronts | NetCDF | Form | Southern Ocean | 1992/10/14-2019/12/31 |
Currently, products exist for:
- Sea Ice Products : Arctic/Antarctic monthly maps of freeboard, snow depth and sea ice thickness for 2002-2020 winters
- ERS-2 along-track data, new CTOH reprocessing for continental surfaces (global coverage)
- Along-track data : with direct access to the Jason-1, Jason-2 and Envisat online data catalogue
- Along-track data : with direct access to the GFO and Topex data request form
- Coastal Products : with direct access to the Coastal data request form
- Continental hydrology applications : with direct access to the Hydroweb data base
- Ice Products
- Southern Ocean Polar Fronts products (Southern Ocean Polar Fronts request form)
- Climatology of near-inertial currents characteristics product and Global climatology of near-inertial current characteristics extraction form.
- Test hydrological applications
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