INSAT-2B
E271658
Earth observation satellite
INSAT-2 series satellite
Indian satellite
communications satellite
geostationary satellite
meteorological satellite
INSAT-2B is an Indian multipurpose geostationary satellite used for telecommunications, meteorology, and search-and-rescue services as part of the INSAT-2 series.
All labels observed (1)
| Label | Occurrences |
|---|---|
| INSAT-2B canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T2373094 — 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-2B Context triple: [INSAT series, hasMember, INSAT-2B]
-
A.
INSAT-2A
INSAT-2A is an Indian multipurpose geostationary satellite used primarily for telecommunications, broadcasting, and meteorological services.
-
B.
INSAT-1B
INSAT-1B was an early Indian multipurpose geostationary satellite used for telecommunications, broadcasting, and meteorological services as part of the INSAT program.
-
C.
INSAT-1C
INSAT-1C was an Indian geostationary communications satellite in the first-generation INSAT-1 series, used for telecommunications, broadcasting, and meteorological 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-1A
INSAT-1A was the first satellite in India’s INSAT series, designed to provide multipurpose telecommunications, meteorological, and broadcasting 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-2B Target entity description: INSAT-2B is an Indian multipurpose geostationary satellite used for telecommunications, meteorology, and search-and-rescue services as part of the INSAT-2 series.
-
A.
INSAT-2A
INSAT-2A is an Indian multipurpose geostationary satellite used primarily for telecommunications, broadcasting, and meteorological services.
-
B.
INSAT-1B
INSAT-1B was an early Indian multipurpose geostationary satellite used for telecommunications, broadcasting, and meteorological services as part of the INSAT program.
-
C.
INSAT-1C
INSAT-1C was an Indian geostationary communications satellite in the first-generation INSAT-1 series, used for telecommunications, broadcasting, and meteorological 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-1A
INSAT-1A was the first satellite in India’s INSAT series, designed to provide multipurpose telecommunications, meteorological, and broadcasting services.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
Earth observation satellite
ⓘ
INSAT-2 series satellite ⓘ Indian satellite ⓘ communications satellite ⓘ geostationary satellite ⓘ meteorological satellite ⓘ |
| belongsTo |
Indian National Satellite System
ⓘ
linked to:
INSAT series
|
| countryOfOrigin | India ⓘ |
| followedBy | INSAT-2C ⓘ |
| launchDate | 1993-07-23 ⓘ |
| launchServiceProvider | Arianespace ⓘ |
| launchSite |
Centre Spatial Guyanais
ⓘ
linked to:
Guiana Space Centre
Kourou ⓘ |
| launchVehicle | Ariane 4 ⓘ |
| manufacturer | Indian Space Research Organisation ⓘ |
| missionType |
data relay
ⓘ
meteorology ⓘ search and rescue ⓘ telecommunications ⓘ |
| operator |
Department of Space (India)
ⓘ
Indian Space Research Organisation ⓘ |
| orbitRegime | geostationary orbit ⓘ |
| orbitType | Earth orbit ⓘ |
| partOf |
INSAT-2 series
ⓘ
linked to:
INSAT series
|
| precededBy | INSAT-2A ⓘ |
| programme | INSAT programme ⓘ |
| purpose |
data relay for meteorological and environmental platforms
ⓘ
meteorological imaging and data collection ⓘ search-and-rescue support ⓘ telecommunications services for India ⓘ |
| spaceAgency |
ISRO
ⓘ
linked to:
Indian Space Research Organisation
|
| spacecraftBus | INSAT-2 bus ⓘ |
| status | retired ⓘ |
| usedFor |
Very High Resolution Radiometer imaging
ⓘ
distress alert detection ⓘ meteorological cloud imaging ⓘ satellite-aided search and rescue ⓘ telephone and data communications ⓘ television broadcasting ⓘ |
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-2B Description of subject: INSAT-2B is an Indian multipurpose geostationary satellite used for telecommunications, meteorology, and search-and-rescue services as part of the INSAT-2 series.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.