Sensor Geophysical products
Contents : 20 Hz (40 Hz for Saral) along-track waveform information, corrections to apply.
Use: expert use; coastal, ice studies or anything requesting a different retracking function than the one used for ocean
Description : Mono altimeter product
Geographic coverage Global
Copyright : 2002-ongoing Cnes and Nasa for OSDR data, 2002-ongoing Esa for Envisat data, 2013-ongoing Cnes for SIGDR Saral data
Documentation :
- SARAL/Altika user guide, GDR-F version
SALP-MU-P-OP-17273-CN, edition 1.4, Sept. 2020 - SARAL/AltiKa Products handbook GDR-F version (pdf, 5 MB)
SALP-MU-M-OP-15984-CN, edition 3.1, Jan. 2021 - Jason-3 Product handbook,
SALP-MU-M-OP-16118-CN, edition 1.5, Sept. 2018 - since January 2020: new GDR-F version Saral user product document and improvements
- OSTM/Jason-2 Products handbook (pdf, 2 MB)
SALP-MU-M-OP-15815-CN, edition 1.11, Jan. 2017 - Jason-1 Products Handbook (pdf, 9 MB)
SMM-MU-M5-OP-13184-CN, edition 5.1, April 2016 - Aviso User Handbook: Merged Topex/Poseidon Products (pdf, 900 KB)
AVI-NT-02-101-CN, edition 3.0, July 1996 - Aviso CD ROM UserManual: Merged Topex/Poseidon Products
AVI-NT-02-100-CN, edition 3.0, July 1995. Note that this manual is no longer distributed, due to lack of use (it was mainly intended to explain how to use a CD Rom drive from a Unix station). All the information needed to use GDR-M T/P data is in the above manual (AVI-NT-02-101-CN).
Dissemination:
We inform all the users that the ftp dissemination of the Geophysical Data Records (S/I/GDRs for Jason-1, Jason-2, Jason-3, Saral and OGDRs for Saral) products has been transferred to the authenticated AVISO+ ftp portal (ftp://ftp-access.aviso.altimetry.fr/) where the whole historical data has been moved too.
Note that
-the deliveries on the AVISO+ Cnes Data Center remain unchanged.
-the Online Data Extraction Service (ODES) is not available any more
AVISO+ registration:
For the FTP service:
-If you are not registered, we invite you to fill the form on the AVISO+ web portal to get your credentials as soon as possible. You can consult our FAQ for any information about the registration.
-If you are already registered but you haven't these products in your list, we invite you to ask for a new product: you can consult our FAQ for any information.
For the AVISO+ Cnes Data Center
-Please register on top/right of AVISO+ Cnes Data Center
SGDR (Delayed Time): Sensor Geophysical Data Record
| Satellite | Distribution media | Frequency | Delivery delay | Data period | Data delivery | File weight |
|---|---|---|---|---|---|---|
| Jason-3 | FTP, please refer to your dedicated | 60 days | 60 days | Feb 2016-ongoing | one pass per file (zipped) | 18 MB |
| Saral | Mar 2013-ongoing | 19 MB | ||||
| Jason-2 | Jul 2008-ongoing | 15 MB | ||||
| Jason-1 | - | - | Jan 2002-Jun 2013 | 13 MB | ||
| Envisat | Please contact EOHelp (ESA) | - | - | - | - | |
| T/P | on request via catalogue | - | - | Poseidon cycles | - |
See also Sensor Geophysical products available on the catalogue (through menu DATA)
SIGDR (Near-real-time): Sensor Interim Geophysical Data Record
| Satellite | Distribution media | Frequency | Delivery delay | Data period | Data delivery | File weight |
|---|---|---|---|---|---|---|
| Jason-3 | FTP, please refer to your dedicated MY AVISO+ | every day | 2 days | last 3 months online | one pass per file (zipped) | 18 MB |
| Saral | 19 MB | |||||
| Jason-2 | 15 MB |
See also Sensor Geophysical products available on the catalogue (through menu DATA)
Data
- Products guide.
Products .- Data access .
- Tools .
- Product information .
- CALVAL .
- Operational information .
