Bruce double astrograph
E1315581
UNEXPLORED
The Bruce double astrograph is a historic wide-field photographic telescope used for astrometric and astrophysical surveys, notably at the Heidelberg-Königstuhl State Observatory.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bruce double astrograph canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18274895 — 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: Bruce double astrograph Context triple: [Heidelberg-Königstuhl State Observatory, hasInstrument, Bruce double astrograph]
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A.
Rutherfurd photographic telescope
The Rutherfurd photographic telescope is a pioneering 19th-century astronomical instrument built for high-precision celestial photography and spectroscopic studies.
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B.
IAC-80 Telescope
The IAC-80 Telescope is a medium-sized optical telescope used for astronomical research and observations at the Teide Observatory in the Canary Islands.
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C.
Maksutov telescope
A Maksutov telescope is a compact catadioptric reflecting telescope that uses a meniscus corrector lens to deliver sharp, well-corrected images with relatively simple alignment and maintenance.
-
D.
BTA-6 telescope
The BTA-6 telescope is a 6-meter optical reflecting telescope in Russia that became the world’s largest single-aperture optical telescope after the Hale Telescope.
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E.
Ryle Telescope
The Ryle Telescope is a radio interferometer array near Cambridge, England, used primarily for high-resolution observations in radio astronomy and cosmology.
- 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: Bruce double astrograph Target entity description: The Bruce double astrograph is a historic wide-field photographic telescope used for astrometric and astrophysical surveys, notably at the Heidelberg-Königstuhl State Observatory.
-
A.
Rutherfurd photographic telescope
The Rutherfurd photographic telescope is a pioneering 19th-century astronomical instrument built for high-precision celestial photography and spectroscopic studies.
-
B.
IAC-80 Telescope
The IAC-80 Telescope is a medium-sized optical telescope used for astronomical research and observations at the Teide Observatory in the Canary Islands.
-
C.
Maksutov telescope
A Maksutov telescope is a compact catadioptric reflecting telescope that uses a meniscus corrector lens to deliver sharp, well-corrected images with relatively simple alignment and maintenance.
-
D.
BTA-6 telescope
The BTA-6 telescope is a 6-meter optical reflecting telescope in Russia that became the world’s largest single-aperture optical telescope after the Hale Telescope.
-
E.
Ryle Telescope
The Ryle Telescope is a radio interferometer array near Cambridge, England, used primarily for high-resolution observations in radio astronomy and cosmology.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.