ISRO Navigation Centre
E898960
The ISRO Navigation Centre is the primary ground facility responsible for controlling, monitoring, and managing navigation services for India’s NavIC satellite constellation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| ISRO Navigation Centre canonical | 1 |
| ISRO Navigation Centre, Byalalu | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11001730 — 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: ISRO Navigation Centre Context triple: [NavIC satellites, groundSegment, ISRO Navigation Centre]
-
A.
ISRO Satellite Centre
ISRO Satellite Centre is the primary Indian Space Research Organisation facility responsible for designing, developing, and testing the majority of India’s civilian and communication satellites.
-
B.
Indian National Space Promotion and Authorisation Centre
The Indian National Space Promotion and Authorisation Centre (IN-SPACe) is a Government of India agency that facilitates, regulates, and promotes private sector participation in the country’s space activities and infrastructure.
-
C.
ISRO Propulsion Complex
ISRO Propulsion Complex is an Indian Space Research Organisation facility dedicated to developing, testing, and qualifying liquid, cryogenic, and other propulsion systems for the country’s space missions.
-
D.
Indian Space Research Organisation
The Indian Space Research Organisation (ISRO) is India’s national space agency, known for its cost-effective satellite launches, lunar and Mars missions, and growing role in global space collaboration.
-
E.
Vikram Sarabhai Space Centre
Vikram Sarabhai Space Centre is a major Indian Space Research Organisation (ISRO) facility responsible for the design and development of launch vehicles and related space technologies.
- 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: ISRO Navigation Centre Target entity description: The ISRO Navigation Centre is the primary ground facility responsible for controlling, monitoring, and managing navigation services for India’s NavIC satellite constellation.
-
A.
ISRO Satellite Centre
ISRO Satellite Centre is the primary Indian Space Research Organisation facility responsible for designing, developing, and testing the majority of India’s civilian and communication satellites.
-
B.
Indian National Space Promotion and Authorisation Centre
The Indian National Space Promotion and Authorisation Centre (IN-SPACe) is a Government of India agency that facilitates, regulates, and promotes private sector participation in the country’s space activities and infrastructure.
-
C.
ISRO Propulsion Complex
ISRO Propulsion Complex is an Indian Space Research Organisation facility dedicated to developing, testing, and qualifying liquid, cryogenic, and other propulsion systems for the country’s space missions.
-
D.
Indian Space Research Organisation
The Indian Space Research Organisation (ISRO) is India’s national space agency, known for its cost-effective satellite launches, lunar and Mars missions, and growing role in global space collaboration.
-
E.
Vikram Sarabhai Space Centre
Vikram Sarabhai Space Centre is a major Indian Space Research Organisation (ISRO) facility responsible for the design and development of launch vehicles and related space technologies.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
navigation control facility
ⓘ
satellite ground station ⓘ |
| coordinatesSystem |
NavIC L5 band services
ⓘ
NavIC S band services ⓘ |
| country | India ⓘ |
| ensures |
continuous navigation service for NavIC users
ⓘ
integrity of NavIC navigation signals ⓘ reliability of NavIC services ⓘ |
| focus | satellite navigation ⓘ |
| hasFunction |
data processing
ⓘ
ground segment operations ⓘ navigation control ⓘ time reference maintenance ⓘ |
| hasRole |
central control facility for NavIC ground segment
ⓘ
primary ground facility for NavIC ⓘ |
| languageOfWork | English ⓘ |
| locatedIn |
Byalalu
ⓘ
Karnataka ⓘ |
| locatedNear | Bengaluru ⓘ |
| monitors |
NavIC service accuracy
ⓘ
NavIC service availability ⓘ NavIC signal performance ⓘ |
| operator | Indian Space Research Organisation ⓘ |
| ownedBy | Government of India ⓘ |
| parentOrganization | ISRO Satellite Navigation Programme ⓘ |
| partOf | Indian Regional Navigation Satellite System ⓘ |
| regionServed |
India
ⓘ
Indian Ocean region ⓘ
linked to:
Indian Ocean Region
Indian subcontinent ⓘ
linked to:
South Asia
|
| responsibleFor |
control of NavIC navigation services
ⓘ
generation of navigation data ⓘ health monitoring of NavIC constellation ⓘ integrity monitoring of NavIC signals ⓘ maintenance of NavIC navigation message ⓘ management of NavIC navigation services ⓘ monitoring of NavIC navigation services ⓘ orbit determination for NavIC satellites ⓘ time synchronization for NavIC ⓘ |
| sector | space ⓘ |
| shortName | INC ⓘ |
| supportsSystem |
IRNSS
ⓘ
NavIC ⓘ
linked to:
NAVIC regional navigation system
|
| uses |
atomic clocks
ⓘ
communication links to NavIC satellites ⓘ network of ground reference stations ⓘ |
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: ISRO Navigation Centre Description of subject: The ISRO Navigation Centre is the primary ground facility responsible for controlling, monitoring, and managing navigation services for India’s NavIC satellite constellation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: ISRO Navigation Centre