GSAT-3
E827936
GSAT-3, also known as EDUSAT, was an Indian communications satellite dedicated primarily to supporting educational services and distance learning across the country.
All labels observed (1)
| Label | Occurrences |
|---|---|
| GSAT-3 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9808756 — 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: GSAT-3 Context triple: [GSAT, hasComponent, GSAT-3]
-
A.
GSAT-2
GSAT-2 is an Indian communications satellite developed by ISRO to provide telecommunication, broadcasting, and experimental services in orbit.
-
B.
GSAT-19
GSAT-19 is an Indian high-throughput communications satellite designed to test next-generation technologies and significantly enhance the country’s data transmission capabilities.
-
C.
GSAT-1
GSAT-1 is an Indian communications satellite that served as the inaugural payload for the Geosynchronous Satellite Launch Vehicle (GSLV) program.
-
D.
Anik C3 communications satellite
Anik C3 is a Canadian commercial communications satellite used to provide telecommunications and broadcasting services, launched into orbit in the early 1980s.
-
E.
AsiaSat 1
AsiaSat 1 was a communications satellite serving the Asia-Pacific region, created by recovering and refurbishing the previously stranded Westar 6 satellite.
- 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: GSAT-3 Target entity description: GSAT-3, also known as EDUSAT, was an Indian communications satellite dedicated primarily to supporting educational services and distance learning across the country.
-
A.
GSAT-2
GSAT-2 is an Indian communications satellite developed by ISRO to provide telecommunication, broadcasting, and experimental services in orbit.
-
B.
GSAT-19
GSAT-19 is an Indian high-throughput communications satellite designed to test next-generation technologies and significantly enhance the country’s data transmission capabilities.
-
C.
GSAT-1
GSAT-1 is an Indian communications satellite that served as the inaugural payload for the Geosynchronous Satellite Launch Vehicle (GSLV) program.
-
D.
Anik C3 communications satellite
Anik C3 is a Canadian commercial communications satellite used to provide telecommunications and broadcasting services, launched into orbit in the early 1980s.
-
E.
AsiaSat 1
AsiaSat 1 was a communications satellite serving the Asia-Pacific region, created by recovering and refurbishing the previously stranded Westar 6 satellite.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Indian satellite
ⓘ
communications satellite ⓘ geostationary satellite ⓘ |
| alsoKnownAs | EDUSAT ⓘ |
| apoapsisAltitude | approximately 35786 km ⓘ |
| application |
interactive classroom teaching
ⓘ
training and professional education ⓘ virtual classrooms ⓘ |
| callsign | EDUSAT ⓘ |
| countryOfOrigin | India ⓘ |
| coverageArea | India ⓘ |
| designedLifetime | 7 years ⓘ |
| developedBy | Indian Space Research Organisation ⓘ |
| dryMass | 910 kg ⓘ |
| inclination | about 0° ⓘ |
| launchCountry | India ⓘ |
| launchDate | 2004-09-20 ⓘ |
| launchMass | 1950 kg ⓘ |
| launchSite |
Satish Dhawan Space Centre
ⓘ
Sriharikota ⓘ |
| launchSuccess | true ⓘ |
| launchVehicle |
GSLV-F01
ⓘ
linked to:
Geosynchronous Satellite Launch Vehicle
|
| launchVehicleFamily |
GSLV
ⓘ
linked to:
Geosynchronous Satellite Launch Vehicle
|
| missionType | communications ⓘ |
| notableFor | first Indian satellite dedicated exclusively to education ⓘ |
| numberOfTransponders | 12 ⓘ |
| operator |
ISRO
ⓘ
linked to:
Indian Space Research Organisation
Indian Space Research Organisation ⓘ |
| orbitLongitude | 74° East ⓘ |
| orbitPeriod | about 24 hours ⓘ |
| orbitRegime | geosynchronous ⓘ |
| orbitType | geostationary orbit ⓘ |
| periapsisAltitude | approximately 35786 km ⓘ |
| power | 2040 W ⓘ |
| primaryMission |
distance education
ⓘ
educational services ⓘ |
| program |
INSAT / GSAT series
ⓘ
linked to:
INSAT series
|
| purpose |
satellite-based education network
ⓘ
tele-education ⓘ |
| spaceAgency |
ISRO
ⓘ
linked to:
Indian Space Research Organisation
|
| spacecraftBus | I-2K ⓘ |
| status | mission completed ⓘ |
| transponderBand |
Extended C-band
ⓘ
Ku-band ⓘ |
| userAgencies |
IGNOU
ⓘ
linked to:
Indira Gandhi National Open University
educational institutions in India ⓘ state education departments of India ⓘ |
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: GSAT-3 Description of subject: GSAT-3, also known as EDUSAT, was an Indian communications satellite dedicated primarily to supporting educational services and distance learning across the country.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.