Karl Guthe Jansky
E407184
Karl Guthe Jansky was an American physicist and radio engineer who pioneered radio astronomy by discovering radio waves emanating from the Milky Way.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Karl Guthe Jansky canonical | 3 |
| Jansky | 1 |
| Karl Eugen Jansky | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4001199 — 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: Karl Guthe Jansky Context triple: [Very Large Array, namedAfter, Karl Guthe Jansky]
-
A.
Arno Penzias
Arno Penzias is a Nobel Prize–winning physicist best known for his co-discovery of the cosmic microwave background radiation, which provided key evidence for the Big Bang theory.
-
B.
Harold Weiss
Harold Weiss is a personal name shared by multiple individuals, and without additional context it does not refer to a single widely recognized public figure.
-
C.
Johann Kraus
Johann Kraus is a disembodied ectoplasmic medium and paranormal investigator in the Hellboy universe, known for his work with the Bureau for Paranormal Research and Defense.
-
D.
Arthur E. Kennelly
Arthur E. Kennelly was a prominent electrical engineer and physicist known for his pioneering work in alternating current theory and radio science.
-
E.
Bruno Rossi
Bruno Rossi was an Italian experimental physicist and pioneer in cosmic-ray and high-energy astrophysics who played a key role in early nuclear research and space science.
- 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: Karl Guthe Jansky Target entity description: Karl Guthe Jansky was an American physicist and radio engineer who pioneered radio astronomy by discovering radio waves emanating from the Milky Way.
-
A.
Arno Penzias
Arno Penzias is a Nobel Prize–winning physicist best known for his co-discovery of the cosmic microwave background radiation, which provided key evidence for the Big Bang theory.
-
B.
Harold Weiss
Harold Weiss is a personal name shared by multiple individuals, and without additional context it does not refer to a single widely recognized public figure.
-
C.
Johann Kraus
Johann Kraus is a disembodied ectoplasmic medium and paranormal investigator in the Hellboy universe, known for his work with the Bureau for Paranormal Research and Defense.
-
D.
Arthur E. Kennelly
Arthur E. Kennelly was a prominent electrical engineer and physicist known for his pioneering work in alternating current theory and radio science.
-
E.
Bruno Rossi
Bruno Rossi was an Italian experimental physicist and pioneer in cosmic-ray and high-energy astrophysics who played a key role in early nuclear research and space science.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
physicist ⓘ pioneer of radio astronomy ⓘ radio engineer ⓘ |
| awardReceived | Elliott Cresson Medal ⓘ |
| birthDate | 1905-10-22 ⓘ |
| birthPlace | Norman, Oklahoma, United States ⓘ |
| causeOfDeath | heart disease ⓘ |
| constructed | rotating directional radio antenna ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| deathDate | 1950-02-14 ⓘ |
| deathPlace | Red Bank, New Jersey, United States ⓘ |
| degree | bachelor’s degree in physics ⓘ |
| discovered |
cosmic radio noise
ⓘ
radio waves from the Milky Way galaxy ⓘ |
| education | University of Wisconsin–Madison ⓘ |
| employer | Bell Telephone Laboratories ⓘ |
| era | 20th-century physics ⓘ |
| familyName |
Karl Guthe Jansky
self-linksurface differs
ⓘ
surface form:
Jansky
|
| father |
Karl Guthe Jansky
self-linksurface differs
ⓘ
surface form:
Karl Eugen Jansky
|
| fieldOfWork |
physics
ⓘ
radio astronomy ⓘ radio engineering ⓘ |
| givenName | Karl ⓘ |
| hasMemorial |
Very Large Array (VLA) Radio Telescope
ⓘ
surface form:
Karl G. Jansky Very Large Array
|
| hasUnitNamedAfter | jansky ⓘ |
| honouredIn |
Jansky (unit)
ⓘ
Very Large Array (VLA) Radio Telescope ⓘ
surface form:
Karl G. Jansky Very Large Array
|
| identifiedAs | source of radio noise in the direction of the center of the Milky Way ⓘ |
| influenced | development of radio astronomy ⓘ |
| instrumentUsed | wavelength 14.6 m radio antenna ⓘ |
| knownFor |
detecting cosmic radio emission
ⓘ
founding radio astronomy ⓘ |
| languageSpoken | English ⓘ |
| mother | Nelda Jansky ⓘ |
| name | Karl Guthe Jansky self-link ⓘ |
| nationality | American ⓘ |
| notableAchievement | first identification of an extraterrestrial radio source ⓘ |
| notableWork | discovery of radio waves from the Milky Way ⓘ |
| occupation |
physicist
ⓘ
radio engineer ⓘ |
| researchSubject | atmospheric and extraterrestrial radio static ⓘ |
| sibling | Cyril M. Jansky ⓘ |
| spouse | Alice Zook Jansky ⓘ |
| workLocation |
Holmdel Township, New Jersey
ⓘ
surface form:
Holmdel, New Jersey, United States
|
| workPeriod |
1920s
ⓘ
1930s ⓘ |
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: Karl Guthe Jansky Description of subject: Karl Guthe Jansky was an American physicist and radio engineer who pioneered radio astronomy by discovering radio waves emanating from the Milky Way.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Very Large Array
subject surface form:
Very Large Array
this entity surface form:
Jansky
this entity surface form:
Karl Eugen Jansky