EUMETSAT Polar System
E735410
The EUMETSAT Polar System is a series of European polar-orbiting meteorological satellites that provide global data for weather forecasting, climate monitoring, and environmental observation.
All labels observed (4)
| Label | Occurrences |
|---|---|
| EUMETSAT Polar System canonical | 1 |
| EUMETSAT Polar System Second Generation | 1 |
| MetOp Second Generation satellites | 1 |
| MetOp meteorological satellites | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8378731 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: EUMETSAT Polar System Context triple: [European Organisation for the Exploitation of Meteorological Satellites, hasProgramme, EUMETSAT Polar System]
-
A.
Meteosat Third Generation
Meteosat Third Generation is a new generation of European geostationary weather satellites designed to provide highly detailed, rapid-update observations for improved weather forecasting and climate monitoring.
-
B.
Meteosat Second Generation
Meteosat Second Generation is a series of advanced European geostationary weather satellites that provide high-resolution imagery and data for meteorological monitoring and forecasting.
-
C.
European Organisation for the Exploitation of Meteorological Satellites
The European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT) is an intergovernmental organization that develops, launches, and operates meteorological satellites to provide weather and climate data to its member states and international partners.
-
D.
Aqua satellite
Aqua is a NASA Earth observation satellite focused on studying the planet’s water cycle, including oceans, atmosphere, and ice.
-
E.
Polar Operational Environmental Satellites
Polar Operational Environmental Satellites (POES) were a series of U.S. polar-orbiting weather satellites that provided long-term global observations for meteorology, climate monitoring, and environmental research.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: EUMETSAT Polar System Target entity description: The EUMETSAT Polar System is a series of European polar-orbiting meteorological satellites that provide global data for weather forecasting, climate monitoring, and environmental observation.
-
A.
Meteosat Third Generation
Meteosat Third Generation is a new generation of European geostationary weather satellites designed to provide highly detailed, rapid-update observations for improved weather forecasting and climate monitoring.
-
B.
Meteosat Second Generation
Meteosat Second Generation is a series of advanced European geostationary weather satellites that provide high-resolution imagery and data for meteorological monitoring and forecasting.
-
C.
European Organisation for the Exploitation of Meteorological Satellites
The European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT) is an intergovernmental organization that develops, launches, and operates meteorological satellites to provide weather and climate data to its member states and international partners.
-
D.
Aqua satellite
Aqua is a NASA Earth observation satellite focused on studying the planet’s water cycle, including oceans, atmosphere, and ice.
-
E.
Polar Operational Environmental Satellites
Polar Operational Environmental Satellites (POES) were a series of U.S. polar-orbiting weather satellites that provided long-term global observations for meteorology, climate monitoring, and environmental research.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Earth observation satellite system
ⓘ
polar-orbiting meteorological satellite system ⓘ |
| application |
atmospheric chemistry monitoring
ⓘ
climate reanalysis ⓘ environmental services ⓘ marine meteorology ⓘ numerical weather prediction ⓘ |
| cooperationWith |
NOAA
NERFINISHED
ⓘ
World Meteorological Organization NERFINISHED ⓘ |
| country | European organisation ⓘ |
| coverage | global ⓘ |
| dataAccess |
archive data services
ⓘ
near-real-time data ⓘ |
| dataFormat |
satellite level 1 products
ⓘ
satellite level 2 products ⓘ |
| dataType |
atmospheric sounding data
ⓘ
cloud imagery ⓘ humidity profiles ⓘ ozone concentration data ⓘ sea surface temperature data ⓘ temperature profiles ⓘ wind vector data ⓘ |
| frequencyOfRevisit | global coverage several times per day ⓘ |
| groundSegment |
EUMETSAT control centre
NERFINISHED
ⓘ
EUMETSAT data processing facilities ⓘ |
| includes |
MetOp-A
NERFINISHED
ⓘ
MetOp-B NERFINISHED ⓘ MetOp-C NERFINISHED ⓘ |
| launchSiteUsed | Guiana Space Centre NERFINISHED ⓘ |
| launchVehicleUsed | Soyuz-ST NERFINISHED ⓘ |
| operator | EUMETSAT NERFINISHED ⓘ |
| orbitType | polar orbit ⓘ |
| partOf | Global Observing System NERFINISHED ⓘ |
| purpose |
climate monitoring
ⓘ
environmental monitoring ⓘ global data provision ⓘ weather forecasting ⓘ |
| relatedProgramme |
Joint Polar Satellite System
NERFINISHED
ⓘ
NOAA Polar Operational Environmental Satellites NERFINISHED ⓘ |
| spaceSegment | MetOp series NERFINISHED ⓘ |
| successor | EUMETSAT Polar System Second Generation NERFINISHED ⓘ |
| supportsProgramme | Copernicus services NERFINISHED ⓘ |
| userCommunity |
climate research community
ⓘ
environmental agencies ⓘ national meteorological services ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: EUMETSAT Polar System Description of subject: The EUMETSAT Polar System is a series of European polar-orbiting meteorological satellites that provide global data for weather forecasting, climate monitoring, and environmental observation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
European Organisation for the Exploitation of Meteorological Satellites
→
hasProgramme
→
EUMETSAT Polar System
ⓘ
European Organisation for the Exploitation of Meteorological Satellites
→
hasProgramme
→
EUMETSAT Polar System
ⓘ
this entity surface form:
EUMETSAT Polar System Second Generation
this entity surface form:
MetOp meteorological satellites
subject surface form:
Sentinel-5
this entity surface form:
MetOp Second Generation satellites