GSAT-15
E848210
GSAT-15 is an Indian communications satellite operated by ISRO to provide telecommunications, broadcasting, and navigation services.
All labels observed (1)
| Label | Occurrences |
|---|---|
| GSAT-15 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9808770 — 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-15 Context triple: [GSAT, hasComponent, GSAT-15]
-
A.
GSAT-14
GSAT-14 is an Indian communications satellite launched by ISRO to provide advanced telecommunication services and replace older INSAT series satellites.
-
B.
GSAT-10
GSAT-10 is an Indian geostationary communications satellite used to provide telecommunications, direct-to-home broadcasting, and navigation services.
-
C.
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.
-
D.
GSAT-11
GSAT-11 is a high-throughput Indian communications satellite designed to provide advanced broadband and connectivity services across the country.
-
E.
GSAT-12
GSAT-12 is an Indian communications satellite launched by ISRO to provide extended telecommunication, television, and data services across the Indian subcontinent.
- 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-15 Target entity description: GSAT-15 is an Indian communications satellite operated by ISRO to provide telecommunications, broadcasting, and navigation services.
-
A.
GSAT-14
GSAT-14 is an Indian communications satellite launched by ISRO to provide advanced telecommunication services and replace older INSAT series satellites.
-
B.
GSAT-10
GSAT-10 is an Indian geostationary communications satellite used to provide telecommunications, direct-to-home broadcasting, and navigation services.
-
C.
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.
-
D.
GSAT-11
GSAT-11 is a high-throughput Indian communications satellite designed to provide advanced broadband and connectivity services across the country.
-
E.
GSAT-12
GSAT-12 is an Indian communications satellite launched by ISRO to provide extended telecommunication, television, and data services across the Indian subcontinent.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
communications satellite
ⓘ
geostationary satellite ⓘ |
| agency |
Department of Space, Government of India
ⓘ
linked to:
Department of Space (India)
|
| application |
Direct-to-Home television
ⓘ
VSAT services ⓘ digital satellite news gathering ⓘ television uplink ⓘ |
| belongsToProgramme |
INSAT / GSAT system
ⓘ
linked to:
INSAT series
|
| countryOfOperator | India ⓘ |
| coverageArea |
India
ⓘ
surrounding region ⓘ |
| designedLifetime | 12 years ⓘ |
| inclination | near-zero inclination (geostationary) ⓘ |
| launchDate | 2015-11-10 ⓘ |
| launchMassCategory | 3 to 3.5 tonne class ⓘ |
| launchServiceProvider | Arianespace ⓘ |
| launchSite |
Guiana Space Centre
ⓘ
Kourou ⓘ |
| launchVehicle | Ariane 5 ECA ⓘ |
| manufacturer | Indian Space Research Organisation ⓘ |
| massAtLaunch | 3164 kg ⓘ |
| missionType |
broadcasting
ⓘ
communications ⓘ navigation ⓘ |
| numberOfKuBandTransponders | 24 ⓘ |
| onboardNavigationPayload |
L1 frequency augmentation
ⓘ
L5 frequency augmentation ⓘ |
| operator | Indian Space Research Organisation ⓘ |
| orbitRegime | geosynchronous ⓘ |
| orbitType | geostationary orbit ⓘ |
| payload |
GAGAN navigation payload
ⓘ
linked to:
GAGAN
|
| power | approximately 6 kW ⓘ |
| purpose |
broadcasting services
ⓘ
navigation augmentation services ⓘ telecommunications services ⓘ |
| replaces |
INSAT-3A
ⓘ
INSAT-4B ⓘ |
| roleInNavigation | augmentation of GPS signals over Indian airspace ⓘ |
| spacecraftBus | I-3K ⓘ |
| status | operational ⓘ |
| supportsSystem |
GAGAN
ⓘ
GPS Aided GEO Augmented Navigation ⓘ
linked to:
Satellite-Based Augmentation Systems
|
| transponderBand | Ku-band ⓘ |
| usesFrequencyBand |
Ku-band for communications
ⓘ
L-band for navigation augmentation ⓘ |
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-15 Description of subject: GSAT-15 is an Indian communications satellite operated by ISRO to provide telecommunications, broadcasting, and navigation services.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.