See the page IDS data structure and formats for information about file naming conventions and data centers structure.
Data and products are mainly stored at IDS Data Centers, CDDIS and IGN (alternate link), and on the ftp site of IDS Central Bureau
Data table
| data | latency | sample interval | archive locations | format | missions |
|---|---|---|---|---|---|
| preprocessed data | 3-4 weeks | 7 or 10 days | CDDIS / IGN (alt.) | DORIS 1.0 (before Jan. 2002), DORIS 2.1, DORIS 2.2 (since June 2008) |
cs2, en1, h2a, ja1, ja2,sp2, sp3, sp4, sp5, srl, top |
| raw data | 2 days | 1 day | CDDIS / IGN (alt.) | RINEX/DORIS | cs2, h2a, ja2, ja3, srl, s3a, s3b |
| SAA-corrected data | - | 7 or 10 days | ja1: CDDIS / IGN (alt.) sp5: CDDIS / IGN (alt.) |
DORIS 2.2 | ja1, sp5 |
| quaternions | 1 day ~1 month | < 1 min 30 s | CDDIS / IGN (alt.) TU Delft | cnes tudelft | ja1, ja2, ja3, cs2 |
| mass history | 1 day - 1 month (*) | (*) | IDS CB | mass | all missions |
| maneuvers | 1 day - 1 month (*) | (*) | IDS CB | man | all missions |
| attitude | 1 day | (*) | IDS CB | att | en1, ja1, ja2, ja3, top |
(*) according to the mission
Product table
| products | content | latency | sample interval | archive locations | format | provider | missions |
|---|---|---|---|---|---|---|---|
| station coordinates | time series of station coordinates differences | quaterly | 1 week | CDDIS / IGN (alt.) | stcd | IDS CC, ACs | combination |
| orbits | orbit ephemerides | 3-4 weeks | 1 min | CDDIS / IGN (alt.) | sp3c | ssa (official orbits), ACs | all satellites |
| geocenter motion | TRF origin solution | occasionally | 1 week | CDDIS / IGN (alt.) | geoc | ACs | combination |
| Earth Orientation Parameters | polar motion | occasionally | 1 day | CDDIS / IGN (alt.) | eop | ACs | combination |
| ionosphere | ionospheric corrections | week | 10 s | CDDIS / IGN (alt.) | iono | ssa | en1, ja1, sp2, sp4, sp5, top |
| reference frame | station coordinates and velocities solution | yearly | global | CDDIS / IGN (alt.) | sinex | CC | combination |
| SINEX | series of station coordinate solutions | quaterly | 1 week | CDDIS / IGN (alt.) | sinex | IDS CC, ACs | combination |
| DPOD | coordinates and velocities of the DORIS stations (extension of the ITRF for Precise Orbit Determination) | six-monthly | global | CDDIS / IGN (alt.) | sinex; txt | IDS CC | combination |
| SINEX master file | codes, DOMES and geographic positions of all the DORIS stations, type and eccentricity of the antennas | six-monthly | global | IDS CB | sinex | IDS CC | - |
Data availability and format per mission
| Satellite |
Start |
End |
Pre-processed data |
Raw data |
|---|---|---|---|---|
|
Spot-2 |
31-MAR-1990 04-NOV-1992 |
04-JUL-1990 15-JUL-2009 |
doris 1.0 (from 2002.01.11) doris 2.1 |
- |
|
Topex/Poséïdon |
25-SEP-1992 |
01-NOV-2004 |
doris 1.0 (from 2002.01.15) doris 2.1 |
- |
|
Spot-3 |
01-FEB-1994 |
09-NOV-1996 |
doris 1.0 |
- |
|
Spot-4 |
01-MAY-1998 |
24-JUN-2013 |
doris 1.0 (from 2002.01.11) doris 2.1 |
- |
|
Jason-1 |
15-JAN-2002 |
21-JUN-2013 |
doris 2.1 |
- |
|
Spot-5 |
11-JUN-2002 |
1-DEC-2015 |
doris 2.1 |
- |
|
Envisat |
13-JUN-2002 |
08-APR-2012 |
doris 2.1 |
- |
|
Jason-2 |
12-JUL-2008 |
- |
doris 2.2 |
x |
|
Cryosat-2 |
30-MAY-2010 |
- |
doris 2.2 |
x |
|
HY-2A |
1-OCT-2011 |
- |
doris 2.2 |
x |
|
Saral |
14-MAR-2013 |
- |
doris 2.2 |
x |
|
Jason-3 |
19-JAN-2016 |
- |
- |
x |
|
Sentinel-3A |
23-FEB-2016 |
- |
- |
x |
|
Sentinel-3B |
25-APR-2018 |
- |
- |
x |