140-foot Green Bank Telescope

E657531

astronomical observatory instrument radio telescope

The 140-foot Green Bank Telescope was a large, early-generation radio telescope at the Green Bank Observatory in West Virginia that played a significant role in radio astronomy research before being superseded by the Robert C. Byrd Green Bank Telescope.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
140 Foot Radio Telescope	1
140-foot Green Bank Telescope canonical	1
140-foot Radio Telescope	1

How this entity was disambiguated

This entity first appeared as the object of triple T7272673 — 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: 140-foot Green Bank Telescope
Context triple: [Robert C. Byrd Green Bank Telescope, replaced, 140-foot Green Bank Telescope]

A. 85-foot Howard E. Tatel Radio Telescope
The 85-foot Howard E. Tatel Radio Telescope is a historic radio telescope at the National Radio Astronomy Observatory in Green Bank, West Virginia, notable for its role in early SETI research.
B. Very Large Array (VLA) Radio Telescope
The Very Large Array (VLA) Radio Telescope is a world-renowned radio astronomy observatory in New Mexico, consisting of 27 large dish antennas arranged in a Y-shaped configuration to study distant cosmic phenomena.
C. 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.
D. 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.
E. Green Bank Telescope
The Green Bank Telescope is the world’s largest fully steerable radio telescope, located in West Virginia and used for cutting-edge astronomical and astrophysical research.
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: 140-foot Green Bank Telescope
Target entity description: The 140-foot Green Bank Telescope was a large, early-generation radio telescope at the Green Bank Observatory in West Virginia that played a significant role in radio astronomy research before being superseded by the Robert C. Byrd Green Bank Telescope.

A. 85-foot Howard E. Tatel Radio Telescope
The 85-foot Howard E. Tatel Radio Telescope is a historic radio telescope at the National Radio Astronomy Observatory in Green Bank, West Virginia, notable for its role in early SETI research.
B. Very Large Array (VLA) Radio Telescope
The Very Large Array (VLA) Radio Telescope is a world-renowned radio astronomy observatory in New Mexico, consisting of 27 large dish antennas arranged in a Y-shaped configuration to study distant cosmic phenomena.
C. 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.
D. 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.
E. Green Bank Telescope
The Green Bank Telescope is the world’s largest fully steerable radio telescope, located in West Virginia and used for cutting-edge astronomical and astrophysical research.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	astronomical observatory instrument ⓘ radio telescope ⓘ
altName	140 ft Telescope ⓘ linked to: 140 Foot Telescope 140-foot Radio Telescope ⓘ linked to: 140-foot Green Bank Telescope 140-foot Telescope ⓘ linked to: 140 Foot Telescope
apertureShape	circular ⓘ
commissionedIn	1965 ⓘ
completedIn	1965 ⓘ
constructionStart	1960 ⓘ
country	United States ⓘ linked to: United States of America
decommissionedIn	1999 ⓘ
diameter	140 ft ⓘ 43 m ⓘ
environment	National Radio Quiet Zone ⓘ
hasCoordinateSystem	equatorial coordinate system ⓘ
heritage	historically important instrument in Green Bank Observatory complex ⓘ
locatedIn	Green Bank Observatory ⓘ Green Bank, West Virginia ⓘ National Radio Quiet Zone ⓘ Pocahontas County, West Virginia ⓘ United States ⓘ linked to: United States of America West Virginia ⓘ
managedBy	National Science Foundation ⓘ
mountType	equatorial mount ⓘ
notableFor	long-term monitoring of radio sources ⓘ training of radio astronomers ⓘ
observatoryCode	NRAO Green Bank ⓘ linked to: National Radio Astronomy Observatory
operator	Green Bank Observatory ⓘ National Radio Astronomy Observatory ⓘ
ownedBy	National Radio Astronomy Observatory ⓘ
partOf	Green Bank Observatory ⓘ
primaryUse	radio astronomy ⓘ
replaced	earlier smaller Green Bank radio telescopes ⓘ
scienceDiscipline	astrophysics ⓘ radio astronomy ⓘ
significance	contributed to development of radio astronomy techniques ⓘ early-generation large radio telescope in the United States ⓘ
status	decommissioned ⓘ
successor	Robert C. Byrd Green Bank Telescope ⓘ
supersededBy	Robert C. Byrd Green Bank Telescope ⓘ
telescopeType	single-dish radio telescope ⓘ
usedFor	continuum surveys ⓘ pulsar observations ⓘ spectral line observations ⓘ very long baseline interferometry ⓘ
wavelengthRange	centimeter wavelengths ⓘ millimeter wavelengths ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Robert C. Byrd Green Bank Telescope → replaced → 140-foot Green Bank Telescope ⓘ

140 Foot Telescope → alternativeName → 140 Foot Radio Telescope ⓘ

linked to: 140-foot Green Bank Telescope

140-foot Green Bank Telescope → altName → 140-foot Radio Telescope ⓘ