INSAT-1 bus
E928212
The INSAT-1 bus is a standardized Indian satellite platform developed for the first generation of INSAT communications and meteorological satellites, providing the structural, power, and support systems for their payloads.
All labels observed (2)
| Label | Occurrences |
|---|---|
| INSAT-1 bus canonical | 2 |
| ISRO satellite bus family | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11291239 — 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: INSAT-1 bus Context triple: [INSAT-1D, spacecraftBus, INSAT-1 bus]
-
A.
INSAT-1B
INSAT-1B was an early Indian multipurpose geostationary satellite used for telecommunications, broadcasting, and meteorological services as part of the INSAT program.
-
B.
INSAT-1C
INSAT-1C was an Indian geostationary communications satellite in the first-generation INSAT-1 series, used for telecommunications, broadcasting, and meteorological services.
-
C.
INSAT-1A
INSAT-1A was the first satellite in India’s INSAT series, designed to provide multipurpose telecommunications, meteorological, and broadcasting services.
-
D.
INSAT-1D
INSAT-1D was an Indian geostationary meteorological and communications satellite in the first-generation INSAT-1 series, used for weather observation and telecommunication services.
-
E.
INSAT-2A
INSAT-2A is an Indian multipurpose geostationary satellite used primarily for telecommunications, broadcasting, and meteorological services.
- 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: INSAT-1 bus Target entity description: The INSAT-1 bus is a standardized Indian satellite platform developed for the first generation of INSAT communications and meteorological satellites, providing the structural, power, and support systems for their payloads.
-
A.
INSAT-1B
INSAT-1B was an early Indian multipurpose geostationary satellite used for telecommunications, broadcasting, and meteorological services as part of the INSAT program.
-
B.
INSAT-1C
INSAT-1C was an Indian geostationary communications satellite in the first-generation INSAT-1 series, used for telecommunications, broadcasting, and meteorological services.
-
C.
INSAT-1A
INSAT-1A was the first satellite in India’s INSAT series, designed to provide multipurpose telecommunications, meteorological, and broadcasting services.
-
D.
INSAT-1D
INSAT-1D was an Indian geostationary meteorological and communications satellite in the first-generation INSAT-1 series, used for weather observation and telecommunication services.
-
E.
INSAT-2A
INSAT-2A is an Indian multipurpose geostationary satellite used primarily for telecommunications, broadcasting, and meteorological services.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
satellite bus
ⓘ
spacecraft platform ⓘ |
| applicationDomain |
civil communications
ⓘ
data relay services ⓘ meteorology ⓘ television broadcasting ⓘ |
| belongsToAgency | Indian Space Research Organisation ⓘ |
| countryOfOrigin | India ⓘ |
| designedFor | geostationary orbit ⓘ |
| developer |
ISRO
ⓘ
linked to:
Indian Space Research Organisation
Indian Space Research Organisation ⓘ |
| era | 1980s ⓘ |
| hasCapability | three-axis stabilization ⓘ |
| hasPowerSystemType |
battery backup system
ⓘ
solar array based power system ⓘ |
| missionTypeSupported |
broadcasting
ⓘ
telecommunications ⓘ weather monitoring ⓘ |
| operator |
Department of Space, India
ⓘ
linked to:
Department of Space (India)
Indian Space Research Organisation ⓘ |
| orbitTypeSupported | geostationary Earth orbit ⓘ |
| partOf | first generation INSAT satellites ⓘ |
| provides |
attitude control subsystem
ⓘ
power subsystem ⓘ structural support ⓘ telemetry, tracking and command subsystem ⓘ thermal control subsystem ⓘ |
| regionServed |
Indian subcontinent
ⓘ
linked to:
South Asia
|
| role | standardized satellite platform ⓘ |
| standardizationGoal | common platform for multiple INSAT-1 satellites ⓘ |
| supportsPayloadMassClass | medium-class geostationary payloads ⓘ |
| supportsPayloadType |
data relay payloads
ⓘ
meteorological imaging payloads ⓘ telecommunications payloads ⓘ |
| usedFor |
communications satellites
ⓘ
meteorological satellites ⓘ |
| usedInProgram |
INSAT programme
ⓘ
linked to:
INSAT series
|
| usedInSeries |
INSAT-1 series
ⓘ
linked to:
INSAT series
|
| usedOnSpacecraft |
INSAT-1A
ⓘ
INSAT-1B ⓘ INSAT-1C ⓘ INSAT-1D ⓘ |
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: INSAT-1 bus Description of subject: The INSAT-1 bus is a standardized Indian satellite platform developed for the first generation of INSAT communications and meteorological satellites, providing the structural, power, and support systems for their payloads.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.