Rodrigo A. Ibata

E122200

astronomer scientist

Rodrigo A. Ibata is an astronomer known for his work on galactic structure and dynamics, including the identification of the Canis Major Dwarf Galaxy as a nearby satellite of the Milky Way.

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

All labels observed (3)

Label	Occurrences
Rodrigo A. Ibata canonical	2
R. A. Ibata	1
R. Ibata	1

How this entity was disambiguated

This entity first appeared as the object of triple T1000510 — 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: Rodrigo A. Ibata
Context triple: [Canis Major Dwarf Galaxy, discoveredBy, Rodrigo A. Ibata]

A. Mark Ciardi
Mark Ciardi is an American film producer and former Major League Baseball pitcher best known for producing inspirational sports and historical dramas such as "The Rookie," "Miracle," and "Chappaquiddick."
B. Bruce T. Draine
Bruce T. Draine is an American astrophysicist renowned for his influential work on interstellar dust and the interstellar medium.
C. Dorion Sagan
Dorion Sagan is an American science writer and essayist known for his works on evolution, ecology, and complexity, and for coauthoring influential books with his mother, biologist Lynn Margulis.
D. David N. Payne
David N. Payne is a British physicist renowned for pioneering work in optical fiber and photonics, including key contributions to the development of erbium-doped fiber amplifiers used in modern telecommunications.
E. Stanley Corrsin
Stanley Corrsin was a prominent American fluid dynamicist renowned for his pioneering contributions to the study of turbulence and mixing in fluid flows.
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: Rodrigo A. Ibata
Target entity description: Rodrigo A. Ibata is an astronomer known for his work on galactic structure and dynamics, including the identification of the Canis Major Dwarf Galaxy as a nearby satellite of the Milky Way.

A. Mark Ciardi
Mark Ciardi is an American film producer and former Major League Baseball pitcher best known for producing inspirational sports and historical dramas such as "The Rookie," "Miracle," and "Chappaquiddick."
B. Bruce T. Draine
Bruce T. Draine is an American astrophysicist renowned for his influential work on interstellar dust and the interstellar medium.
C. Dorion Sagan
Dorion Sagan is an American science writer and essayist known for his works on evolution, ecology, and complexity, and for coauthoring influential books with his mother, biologist Lynn Margulis.
D. David N. Payne
David N. Payne is a British physicist renowned for pioneering work in optical fiber and photonics, including key contributions to the development of erbium-doped fiber amplifiers used in modern telecommunications.
E. Stanley Corrsin
Stanley Corrsin was a prominent American fluid dynamicist renowned for his pioneering contributions to the study of turbulence and mixing in fluid flows.
F. None of above. chosen

Statements (43)

Predicate	Object
instanceOf	astronomer ⓘ scientist ⓘ
affiliation	Université de Strasbourg, Observatoire astronomique de Strasbourg ⓘ linked to: Observatoire astronomique de Strasbourg
citizenship	United Kingdom ⓘ
countryOfEmployment	France ⓘ
employer	Observatoire astronomique de Strasbourg ⓘ Université de Strasbourg ⓘ linked to: University of Strasbourg
fieldOfWork	astronomy ⓘ astrophysics ⓘ galactic dynamics ⓘ galactic structure ⓘ near-field cosmology ⓘ
hasAcademicRank	professor ⓘ
hasResearchInterest	cosmology on galactic scales ⓘ galaxy evolution ⓘ galaxy formation ⓘ gravitational dynamics ⓘ stellar populations in galaxies ⓘ
isAlive	true ⓘ
knownFor	identification of substructures in galactic halos ⓘ identification of the Canis Major Dwarf Galaxy ⓘ research on the Andromeda Galaxy stellar halo ⓘ research on the Sagittarius Dwarf Spheroidal Galaxy tidal stream ⓘ studies of dark matter distribution in galaxies ⓘ studies of stellar streams in the Milky Way halo ⓘ work on globular clusters and their dynamics ⓘ work on satellite galaxies of the Milky Way ⓘ work on the structure of the Milky Way halo ⓘ
languageOfWorkOrName	English ⓘ French ⓘ
notableFor	identifying a nearby satellite of the Milky Way in Canis Major constellation ⓘ
notableWork	discovery and characterization of the Canis Major Dwarf Galaxy ⓘ mapping of the Andromeda Galaxy halo substructure ⓘ observational studies of the Sagittarius tidal stream ⓘ
occupation	astronomer ⓘ researcher ⓘ
studies	Local Group galaxies ⓘ Milky Way Galaxy ⓘ linked to: Milky Way dark matter in galaxies ⓘ satellite galaxies ⓘ stellar halos ⓘ tidal streams ⓘ
workLocation	Strasbourg ⓘ

How these facts were elicited

Referenced by (4)

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

Canis Major Dwarf Galaxy → discoveredBy → Rodrigo A. Ibata ⓘ

Andromeda XIV → discoveredBy → R. Ibata ⓘ

linked to: Rodrigo A. Ibata

Canis Major Overdensity → discoveredBy → Rodrigo A. Ibata ⓘ

And XXIX → discoveredBy → R. A. Ibata ⓘ