Five-hundred-meter Aperture Spherical Telescope
E267992
The Five-hundred-meter Aperture Spherical Telescope (FAST) is a massive radio telescope in China and currently the world’s largest single-dish radio observatory, used for studying pulsars, interstellar matter, and the search for extraterrestrial signals.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Five-hundred-meter Aperture Spherical Telescope canonical | 2 |
| Arecibo-like radio telescopes | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2458920 — 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: Five-hundred-meter Aperture Spherical Telescope Context triple: [Arecibo Observatory, surpassedBy, Five-hundred-meter Aperture Spherical Telescope]
-
A.
43 Meter Telescope
The 43 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory in West Virginia used for astronomical and atmospheric research.
-
B.
20 Meter Telescope
The 20 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory used for astronomical research and education in radio astronomy.
-
C.
Thirty Meter Telescope
The Thirty Meter Telescope is a planned next-generation ground-based optical and infrared observatory with a 30-meter primary mirror, designed to provide extremely high-resolution views of the universe from a mountaintop site.
-
D.
Simonyi Survey Telescope
The Simonyi Survey Telescope is a wide-field optical telescope designed for rapid, repeated imaging of the night sky as part of large-scale astronomical surveys.
-
E.
Allen Telescope Array
The Allen Telescope Array is a large, multi-dish radio telescope facility in California designed primarily for simultaneous radio astronomy and the search for extraterrestrial intelligence.
- 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: Five-hundred-meter Aperture Spherical Telescope Target entity description: The Five-hundred-meter Aperture Spherical Telescope (FAST) is a massive radio telescope in China and currently the world’s largest single-dish radio observatory, used for studying pulsars, interstellar matter, and the search for extraterrestrial signals.
-
A.
43 Meter Telescope
The 43 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory in West Virginia used for astronomical and atmospheric research.
-
B.
20 Meter Telescope
The 20 Meter Telescope is a mid-sized radio telescope at the Green Bank Observatory used for astronomical research and education in radio astronomy.
-
C.
Thirty Meter Telescope
The Thirty Meter Telescope is a planned next-generation ground-based optical and infrared observatory with a 30-meter primary mirror, designed to provide extremely high-resolution views of the universe from a mountaintop site.
-
D.
Simonyi Survey Telescope
The Simonyi Survey Telescope is a wide-field optical telescope designed for rapid, repeated imaging of the night sky as part of large-scale astronomical surveys.
-
E.
Allen Telescope Array
The Allen Telescope Array is a large, multi-dish radio telescope facility in California designed primarily for simultaneous radio astronomy and the search for extraterrestrial intelligence.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical observatory
ⓘ
radio telescope ⓘ scientific instrument ⓘ single-dish radio telescope ⓘ |
| alsoKnownAs | China Sky Eye ⓘ |
| altitude | about 1100 meters above sea level ⓘ |
| completionDate | 2016 ⓘ |
| constructionCost |
approximately 1.2 billion yuan
ⓘ
approximately 170 million US dollars ⓘ |
| constructionMethod | built in a natural karst depression ⓘ |
| constructionStartDate | 2011-03-25 ⓘ |
| country | China ⓘ |
| designInspiredBy | Arecibo Observatory ⓘ |
| effectiveAperture | 300 meters ⓘ |
| environmentalRequirement | radio-quiet zone ⓘ |
| firstLightDate | 2016-09-25 ⓘ |
| frequencyRange | approximately 70 MHz to 3 GHz ⓘ |
| fundingSource |
People's Republic of China government
ⓘ
surface form:
Chinese government
|
| governingBody | Chinese Academy of Sciences ⓘ |
| hasFeature |
active reflector surface
ⓘ
cable-suspended feed support system ⓘ movable feed cabin ⓘ |
| hasReceiver | 19-beam L-band receiver ⓘ |
| isLargest | single-dish radio telescope in the world ⓘ |
| locatedIn | Dawodang depression ⓘ |
| location | Pingtang County, Guizhou Province, China ⓘ |
| managedBy |
National Astronomical Observatories of the Chinese Academy of Sciences
ⓘ
surface form:
National Astronomical Observatories of China
|
| notableDiscovery | numerous new pulsars ⓘ |
| numberOfPanels | about 4450 triangular reflector panels ⓘ |
| observes |
fast radio bursts
ⓘ
neutral hydrogen line at 21 cm ⓘ pulsars ⓘ |
| openForOperationsDate | 2020-01 ⓘ |
| operator |
Chinese Academy of Sciences
ⓘ
National Astronomical Observatories of the Chinese Academy of Sciences ⓘ
surface form:
National Astronomical Observatories of China
|
| primaryMirrorDiameter | 500 meters ⓘ |
| scientificPurpose |
fast radio burst detection
ⓘ
neutral hydrogen surveys ⓘ pulsar observations ⓘ search for extraterrestrial intelligence ⓘ study of interstellar medium ⓘ |
| sensitivity | extremely high for pulsar detection ⓘ |
| shape | spherical ⓘ |
| shortName | FAST ⓘ |
| usedFor |
SETI experiments
ⓘ
galactic and extragalactic astronomy ⓘ gravitational wave studies via pulsar timing arrays ⓘ |
| wavelength | radio ⓘ |
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: Five-hundred-meter Aperture Spherical Telescope Description of subject: The Five-hundred-meter Aperture Spherical Telescope (FAST) is a massive radio telescope in China and currently the world’s largest single-dish radio observatory, used for studying pulsars, interstellar matter, and the search for extraterrestrial signals.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Arecibo-like radio telescopes
National Astronomical Observatories of the Chinese Academy of Sciences
→
coordinatesMajorObservationalFacilities
→
Five-hundred-meter Aperture Spherical Telescope
ⓘ