Oceansat-1
E260022
Oceansat-1 is an Indian remote sensing satellite dedicated to oceanographic and atmospheric studies, including monitoring ocean color, surface winds, and related marine resources.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oceansat-1 canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T2373165 — 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: Oceansat-1 Context triple: [IRS series, hasMember, Oceansat-1]
-
A.
Aqua satellite
Aqua is a NASA Earth observation satellite focused on studying the planet’s water cycle, including oceans, atmosphere, and ice.
-
B.
NOAA-20
NOAA-20 is a U.S. polar-orbiting weather and environmental satellite operated by NOAA that provides critical data for global weather forecasting and climate monitoring.
-
C.
SCISAT-1
SCISAT-1 is a Canadian scientific satellite dedicated primarily to studying Earth's upper atmosphere and monitoring ozone layer chemistry and related trace gases.
-
D.
GSAT-1
GSAT-1 is an Indian communications satellite that served as the inaugural payload for the Geosynchronous Satellite Launch Vehicle (GSLV) program.
-
E.
PALAPA B1 communications satellite
PALAPA B1 was an Indonesian communications satellite launched in the early 1980s to expand the country's domestic and regional telecommunications capabilities.
- 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: Oceansat-1 Target entity description: Oceansat-1 is an Indian remote sensing satellite dedicated to oceanographic and atmospheric studies, including monitoring ocean color, surface winds, and related marine resources.
-
A.
Aqua satellite
Aqua is a NASA Earth observation satellite focused on studying the planet’s water cycle, including oceans, atmosphere, and ice.
-
B.
NOAA-20
NOAA-20 is a U.S. polar-orbiting weather and environmental satellite operated by NOAA that provides critical data for global weather forecasting and climate monitoring.
-
C.
SCISAT-1
SCISAT-1 is a Canadian scientific satellite dedicated primarily to studying Earth's upper atmosphere and monitoring ozone layer chemistry and related trace gases.
-
D.
GSAT-1
GSAT-1 is an Indian communications satellite that served as the inaugural payload for the Geosynchronous Satellite Launch Vehicle (GSLV) program.
-
E.
PALAPA B1 communications satellite
PALAPA B1 was an Indonesian communications satellite launched in the early 1980s to expand the country's domestic and regional telecommunications capabilities.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Earth observation satellite
ⓘ
Indian satellite ⓘ remote sensing satellite ⓘ |
| alsoKnownAs | IRS-P4 ⓘ |
| countryOfOperator | India ⓘ |
| dataApplication |
climate research
ⓘ
coastal zone studies ⓘ fisheries forecasting ⓘ ocean dynamics studies ⓘ weather and monsoon studies ⓘ |
| dataUser |
Indian scientific community
ⓘ
international oceanographic community ⓘ |
| instrumentPurpose |
measure atmospheric water vapour
ⓘ
measure cloud liquid water content ⓘ measure ocean colour in visible and near-infrared bands ⓘ measure sea surface temperature ⓘ measure surface wind speed over oceans ⓘ |
| launchCountry | India ⓘ |
| launchDate | 1999-05-26 ⓘ |
| launchOutcome | successful ⓘ |
| launchSite |
Satish Dhawan Space Centre
ⓘ
Sriharikota ⓘ |
| launchVehicle | PSLV-C2 ⓘ |
| manufacturer | Indian Space Research Organisation ⓘ |
| missionType |
atmospheric studies
ⓘ
marine resources monitoring ⓘ oceanographic observation ⓘ |
| operator |
Indian Space Research Organisation
ⓘ
surface form:
ISRO
Indian Space Research Organisation ⓘ |
| orbitAltitude | 720 km ⓘ |
| orbitInclination | 98.3 degrees ⓘ |
| orbitType |
Sun-synchronous orbit
ⓘ
polar orbit ⓘ |
| partOf | Oceansat series ⓘ |
| payload |
MSMR
ⓘ
Multi-frequency Scanning Microwave Radiometer ⓘ OCM ⓘ Ocean Colour Monitor ⓘ |
| primaryObjective |
monitor ocean colour
ⓘ
monitor surface winds over the ocean ⓘ support fisheries and marine resource management ⓘ |
| program |
Indian Remote Sensing satellite series
ⓘ
surface form:
Indian Remote Sensing satellite programme
|
| spacecraftBus | IRS satellite bus ⓘ |
| status | mission completed ⓘ |
| successor | Oceansat-2 ⓘ |
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: Oceansat-1 Description of subject: Oceansat-1 is an Indian remote sensing satellite dedicated to oceanographic and atmospheric studies, including monitoring ocean color, surface winds, and related marine resources.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.