GSAT-19
E256009
GSAT-19 is an Indian high-throughput communications satellite designed to test next-generation technologies and significantly enhance the country’s data transmission capabilities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| GSAT-19 canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T2330396 — 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-19 Context triple: [GSLV Mk III, firstOrbitalMission, GSAT-19]
-
A.
GSAT-1
GSAT-1 is an Indian communications satellite that served as the inaugural payload for the Geosynchronous Satellite Launch Vehicle (GSLV) program.
-
B.
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.
-
C.
ANIK C2 communications satellite
ANIK C2 is a Canadian commercial communications satellite used to provide telecommunications and broadcasting services.
-
D.
Tracking and Data Relay Satellite-B
Tracking and Data Relay Satellite-B was a NASA communications satellite intended to relay data between spacecraft in low Earth orbit and ground stations as part of the Tracking and Data Relay Satellite System (TDRSS).
-
E.
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.
- 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-19 Target entity description: GSAT-19 is an Indian high-throughput communications satellite designed to test next-generation technologies and significantly enhance the country’s data transmission capabilities.
-
A.
GSAT-1
GSAT-1 is an Indian communications satellite that served as the inaugural payload for the Geosynchronous Satellite Launch Vehicle (GSLV) program.
-
B.
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.
-
C.
ANIK C2 communications satellite
ANIK C2 is a Canadian commercial communications satellite used to provide telecommunications and broadcasting services.
-
D.
Tracking and Data Relay Satellite-B
Tracking and Data Relay Satellite-B was a NASA communications satellite intended to relay data between spacecraft in low Earth orbit and ground stations as part of the Tracking and Data Relay Satellite System (TDRSS).
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Indian spacecraft
ⓘ
communications satellite ⓘ geostationary satellite ⓘ |
| apogeeKickMotor | liquid apogee motor ⓘ |
| band |
C-band
ⓘ
Ka-band ⓘ Ku-band ⓘ |
| callsign | GSAT-19 self-link ⓘ |
| communicationRole |
broadband services support
ⓘ
high-speed internet backbone support ⓘ |
| countryOfOrigin | India ⓘ |
| designedLifetime | 10 years ⓘ |
| launchCountry | India ⓘ |
| launchDate | 2017-06-05 ⓘ |
| launchMass | 3136 kg ⓘ |
| launchSite |
Second Launch Pad, Satish Dhawan Space Centre
ⓘ
surface form:
Satish Dhawan Space Centre Second Launch Pad
Sriharikota ⓘ |
| launchVehicle |
GSLV Mk III / LVM3
ⓘ
surface form:
GSLV Mk III-D1
|
| manufacturer | ISRO Satellite Centre ⓘ |
| missionType |
communications
ⓘ
technology demonstration ⓘ |
| notableAs | first operational flight payload of GSLV Mk III ⓘ |
| operator | Indian Space Research Organisation ⓘ |
| orbitLongitude | 93.5° East ⓘ |
| orbitRegime | geocentric ⓘ |
| orbitType | geostationary orbit ⓘ |
| partOfSeries |
GSAT
ⓘ
surface form:
GSAT series
|
| payload |
Geostationary Radiation Spectrometer (GRASP)
ⓘ
Ku/Ka-band high-throughput communication payload ⓘ Lithium-ion battery technology demonstrator ⓘ optical communication payload (experimental) ⓘ |
| powerGeneration | about 4.5 kW ⓘ |
| propulsionType | chemical propulsion ⓘ |
| purpose |
to enhance India’s data transmission capabilities
ⓘ
to test next-generation satellite technologies ⓘ |
| solarArray | deployable solar arrays ⓘ |
| spacecraftBus | I-6K ⓘ |
| stabilization | 3-axis stabilized ⓘ |
| status | active ⓘ |
| technologyDemonstration |
Ka/Ku-band high-throughput communications
ⓘ
advanced spacecraft thermal control system ⓘ fiber optic gyro-based attitude sensors ⓘ indigenously developed Lithium-ion batteries ⓘ indigenously developed bus management unit ⓘ |
| transponderType | high-throughput ⓘ |
| usesFrequencyReuse | yes ⓘ |
| usesSpotBeams | yes ⓘ |
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-19 Description of subject: GSAT-19 is an Indian high-throughput communications satellite designed to test next-generation technologies and significantly enhance the country’s data transmission capabilities.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
GSLV Mk III