Copernicus satellite (OAO-3)
E822871
Copernicus satellite (OAO-3) was a NASA space observatory launched in 1972 that performed pioneering ultraviolet astronomy, particularly the high-resolution spectroscopic study of interstellar matter and hot stars.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Copernicus satellite (OAO-3) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9809334 — 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: Copernicus satellite (OAO-3) Context triple: [Far Ultraviolet Spectroscopic Explorer, successorOf, Copernicus satellite (OAO-3)]
-
A.
Infrared Astronomical Satellite
The Infrared Astronomical Satellite (IRAS) was a pioneering space telescope launched in 1983 that conducted the first-ever all-sky survey at infrared wavelengths, dramatically expanding knowledge of stars, galaxies, and cosmic dust.
-
B.
Apollo Telescope Mount
The Apollo Telescope Mount was a solar observatory module used on NASA’s Skylab space station to conduct detailed studies of the Sun in multiple wavelengths.
-
C.
International Ultraviolet Explorer
The International Ultraviolet Explorer was a space telescope launched in 1978 that provided pioneering ultraviolet observations of astronomical objects for nearly two decades.
-
D.
Cosmic Background Explorer
The Cosmic Background Explorer (COBE) was a NASA satellite mission that made precise measurements of the cosmic microwave background radiation, providing key evidence for the Big Bang theory and earning its scientists the Nobel Prize in Physics.
-
E.
Einstein Observatory
The Einstein Observatory was NASA’s first fully imaging X-ray telescope in space, pioneering high-resolution X-ray astronomy of cosmic sources.
- 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: Copernicus satellite (OAO-3) Target entity description: Copernicus satellite (OAO-3) was a NASA space observatory launched in 1972 that performed pioneering ultraviolet astronomy, particularly the high-resolution spectroscopic study of interstellar matter and hot stars.
-
A.
Infrared Astronomical Satellite
The Infrared Astronomical Satellite (IRAS) was a pioneering space telescope launched in 1983 that conducted the first-ever all-sky survey at infrared wavelengths, dramatically expanding knowledge of stars, galaxies, and cosmic dust.
-
B.
Apollo Telescope Mount
The Apollo Telescope Mount was a solar observatory module used on NASA’s Skylab space station to conduct detailed studies of the Sun in multiple wavelengths.
-
C.
International Ultraviolet Explorer
The International Ultraviolet Explorer was a space telescope launched in 1978 that provided pioneering ultraviolet observations of astronomical objects for nearly two decades.
-
D.
Cosmic Background Explorer
The Cosmic Background Explorer (COBE) was a NASA satellite mission that made precise measurements of the cosmic microwave background radiation, providing key evidence for the Big Bang theory and earning its scientists the Nobel Prize in Physics.
-
E.
Einstein Observatory
The Einstein Observatory was NASA’s first fully imaging X-ray telescope in space, pioneering high-resolution X-ray astronomy of cosmic sources.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
NASA spacecraft
ⓘ
Orbiting Astronomical Observatory ⓘ space observatory ⓘ |
| alsoKnownAs |
Copernicus satellite
NERFINISHED
ⓘ
OAO-3 NERFINISHED ⓘ |
| contributedTo |
measurement of interstellar hydrogen column densities
ⓘ
understanding of interstellar matter ⓘ |
| countryOfOperator |
United States of America
ⓘ
surface form:
United States
|
| dataType |
stellar spectra
ⓘ
ultraviolet spectra ⓘ |
| launchCountry |
United States of America
ⓘ
surface form:
United States
|
| launchDate | 1972-08-21 ⓘ |
| launchSite |
Cape Canaveral
NERFINISHED
ⓘ
Cape Canaveral Air Force Station NERFINISHED ⓘ |
| launchVehicle | Thor-Delta NERFINISHED ⓘ |
| launchYear | 1972 ⓘ |
| missionType |
astronomy
ⓘ
ultraviolet astronomy ⓘ |
| namedAfter | Nicolaus Copernicus NERFINISHED ⓘ |
| notableFor |
high-resolution ultraviolet spectroscopy
ⓘ
pioneering ultraviolet astronomy ⓘ |
| OAOseriesNumber | 3 ⓘ |
| observatoryLocation | space ⓘ |
| operator |
NASA
ⓘ
United States Naval Research Laboratory NERFINISHED ⓘ |
| orbitRegime | Earth orbit ⓘ |
| orbitType | low Earth orbit ⓘ |
| partOf | NASA space science missions NERFINISHED ⓘ |
| precededBy | OAO-2 NERFINISHED ⓘ |
| primaryObjective |
high-resolution spectroscopic study of hot stars
ⓘ
high-resolution spectroscopic study of interstellar matter ⓘ |
| program | Orbiting Astronomical Observatory program NERFINISHED ⓘ |
| scientificDiscipline |
astrophysics
ⓘ
space science ⓘ |
| spaceAgency | NASA ⓘ |
| spacecraftBus | OAO bus ⓘ |
| status | mission completed ⓘ |
| studied |
hot stars
ⓘ
interstellar deuterium ⓘ interstellar gas ⓘ interstellar hydrogen ⓘ interstellar medium ⓘ stellar atmospheres ⓘ |
| telescopeType | ultraviolet telescope ⓘ |
| wavelengthRangeObserved | ultraviolet ⓘ |
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: Copernicus satellite (OAO-3) Description of subject: Copernicus satellite (OAO-3) was a NASA space observatory launched in 1972 that performed pioneering ultraviolet astronomy, particularly the high-resolution spectroscopic study of interstellar matter and hot stars.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.