FAST
E918808
FAST is the world’s largest single-dish radio telescope, located in Guizhou, China, and used for cutting-edge astronomical observations such as pulsar detection and studies of interstellar matter.
All labels observed (1)
| Label | Occurrences |
|---|---|
| FAST canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11316987 — 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: FAST Context triple: [Five-hundred-meter Aperture Spherical Telescope, shortName, FAST]
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A.
FAST
FAST is the public bus transit system serving the Fairfield and Suisun City area in Solano County, California.
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B.
FAST
FAST is a U.S. federal law that authorizes long-term funding and policy for the nation’s surface transportation infrastructure, including highways, transit, and rail.
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C.
Fast
Fast is a surname most notably associated with American novelist and screenwriter Howard Fast, known for his historical and political works.
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D.
Fast
"Fast" is a country song by Luke Bryan that reflects on the fleeting nature of time, relationships, and life’s milestones.
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E.
Fastiv
Fastiv is a historic city in northern Ukraine known as a regional railway hub and industrial center southwest of Kyiv.
- 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: FAST Target entity description: FAST is the world’s largest single-dish radio telescope, located in Guizhou, China, and used for cutting-edge astronomical observations such as pulsar detection and studies of interstellar matter.
-
A.
FAST
FAST is a U.S. federal law that authorizes long-term funding and policy for the nation’s surface transportation infrastructure, including highways, transit, and rail.
-
B.
FAST
FAST is the public bus transit system serving the Fairfield and Suisun City area in Solano County, California.
-
C.
Fast
Fast is a surname most notably associated with American novelist and screenwriter Howard Fast, known for his historical and political works.
-
D.
Fast
"Fast" is a country song by Luke Bryan that reflects on the fleeting nature of time, relationships, and life’s milestones.
-
E.
Fastiv
Fastiv is a historic city in northern Ukraine known as a regional railway hub and industrial center southwest of Kyiv.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical observatory
ⓘ
radio telescope ⓘ single-dish telescope ⓘ |
| acronym | FAST NERFINISHED ⓘ |
| altitude | about 1100 meters above sea level ⓘ |
| altName | China Sky Eye NERFINISHED ⓘ |
| apertureDiameter | 500 meters ⓘ |
| comparison | larger aperture than Arecibo Observatory ⓘ |
| constructionStartDate | 2011-03-25 ⓘ |
| country | China ⓘ |
| county | Pingtang County NERFINISHED ⓘ |
| designType | active reflector radio telescope ⓘ |
| diameter | 500 meters ⓘ |
| effectiveAperture | about 300 meters ⓘ |
| estimatedCost | about 1.2 billion yuan ⓘ |
| feedSupport | cable-suspended feed cabin ⓘ |
| firstLightDate | 2016-09-25 ⓘ |
| frequencyRange | 70 MHz to 3 GHz ⓘ |
| fullName | Five-hundred-meter Aperture Spherical radio Telescope NERFINISHED ⓘ |
| fundingCountry | China NERFINISHED ⓘ |
| hasReceiver | multi-beam receiver ⓘ |
| inaugurationDate | 2016-09-25 ⓘ |
| location | Pingtang County, Guizhou Province, China NERFINISHED ⓘ |
| managingOrganization | National Astronomical Observatories, Chinese Academy of Sciences NERFINISHED ⓘ |
| nickname | China Sky Eye NERFINISHED ⓘ |
| notableCapability |
high sensitivity to faint radio sources
ⓘ
world’s largest filled-aperture single-dish radio telescope ⓘ |
| notableDiscovery | numerous new radio pulsars ⓘ |
| numberOfPanels | about 4450 ⓘ |
| operator |
Chinese Academy of Sciences
NERFINISHED
ⓘ
National Astronomical Observatories, Chinese Academy of Sciences NERFINISHED ⓘ |
| primaryScienceGoal |
SETI searches
ⓘ
fast radio burst (FRB) observations ⓘ interstellar medium studies ⓘ neutral hydrogen (HI) surveys ⓘ pulsar search ⓘ |
| province | Guizhou NERFINISHED ⓘ |
| reflectorType | panelized reflector ⓘ |
| scientificField |
astrophysics
ⓘ
radio astronomy ⓘ |
| shape | spherical ⓘ |
| siteSelectionReason | karst depression terrain ⓘ |
| startOfOperations | 2020-01 ⓘ |
| steeringMethod | active surface deformation and feed cabin suspension ⓘ |
| usedFor |
extragalactic astronomy
ⓘ
galactic structure studies ⓘ pulsar timing ⓘ search for extraterrestrial intelligence ⓘ studies of interstellar matter ⓘ |
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: FAST Description of subject: FAST is the world’s largest single-dish radio telescope, located in Guizhou, China, and used for cutting-edge astronomical observations such as pulsar detection and studies of interstellar matter.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.