TOPEX/Poseidon
E824053
TOPEX/Poseidon was a joint NASA–CNES satellite mission launched in 1992 that revolutionized oceanography by precisely measuring global sea surface height and enabling major advances in the study of ocean circulation and sea-level change.
All labels observed (1)
| Label | Occurrences |
|---|---|
| TOPEX/Poseidon canonical | 1 |
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Earth observation satellite
ⓘ
joint NASA–CNES mission ⓘ oceanography mission ⓘ |
| accuracy | sea surface height accuracy of about 3–4 cm ⓘ |
| alsoKnownAs | TOPEX Poseidon NERFINISHED ⓘ |
| contribution |
constrained estimates of ocean heat content change
ⓘ
enabled precise mapping of global ocean circulation ⓘ improved understanding of El Niño and La Niña events ⓘ provided long-term records of global mean sea level ⓘ revolutionized satellite altimetry for oceanography ⓘ supported climate change and sea-level rise studies ⓘ |
| country |
France
ⓘ
United States of America ⓘ
surface form:
United States
|
| dataCoverage | global oceans between 66°N and 66°S ⓘ |
| deactivationDate | 2006-10 ⓘ |
| instrument |
DORIS tracking system
NERFINISHED
ⓘ
Laser Retroreflector Array NERFINISHED ⓘ POSEIDON radar altimeter NERFINISHED ⓘ TOPEX radar altimeter NERFINISHED ⓘ microwave radiometer ⓘ |
| launchDate | 1992-08-10 ⓘ |
| launchSite |
Guiana Space Centre
NERFINISHED
ⓘ
Kourou, French Guiana NERFINISHED ⓘ |
| launchVehicle | Ariane 42P NERFINISHED ⓘ |
| mass | approximately 2400 kg at launch ⓘ |
| missionDuration | about 13 years ⓘ |
| missionEnd | 2006-10 ⓘ |
| missionStart | 1992-09 ⓘ |
| operator |
CNES
NERFINISHED
ⓘ
NASA ⓘ |
| orbitInclination | 66 degrees ⓘ |
| orbitPeriod | about 112 minutes ⓘ |
| orbitRegime | low Earth orbit ⓘ |
| orbitType | near-circular orbit ⓘ |
| primaryObjective |
measure global sea surface height
ⓘ
monitor sea-level change ⓘ study large-scale ocean circulation ⓘ |
| program | TOPEX/Poseidon–Jason altimetry program NERFINISHED ⓘ |
| repeatCycle | 10 days ⓘ |
| scientificDiscipline |
climate science
ⓘ
physical oceanography ⓘ |
| spacecraftBus | CNES Proteus-derived bus ⓘ |
| sponsor |
CNES (Centre National d’Études Spatiales)
NERFINISHED
ⓘ
NASA Jet Propulsion Laboratory NERFINISHED ⓘ |
| status | mission completed ⓘ |
| successor |
Jason-1
NERFINISHED
ⓘ
Jason-2 NERFINISHED ⓘ Jason-3 NERFINISHED ⓘ |
| wavelengthBand |
C-band radar altimetry
ⓘ
Ku-band radar altimetry ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.