ROSAT
E384058
ROSAT was a German-led X-ray astronomy satellite that conducted an all-sky survey and made major contributions to the study of high-energy cosmic sources in the 1990s.
All labels observed (5)
| Label | Occurrences |
|---|---|
| ROSAT canonical | 4 |
| ROSAT (U.S. participation) | 1 |
| ROSAT All-Sky Survey | 1 |
| ROSAT X-ray satellite | 1 |
| Röntgensatellit | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3737725 — 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: ROSAT Context triple: [High Energy Astrophysics Science Archive Research Center, hostMissionArchive, ROSAT]
-
A.
Extreme Ultraviolet Explorer
Extreme Ultraviolet Explorer was a NASA space telescope mission that operated in the extreme ultraviolet wavelength range to study hot stars, white dwarfs, and the interstellar medium.
-
B.
Chandra X-ray Observatory
The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
-
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.
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.
-
E.
Compton Gamma Ray Observatory
The Compton Gamma Ray Observatory was a NASA space telescope dedicated to observing high-energy gamma-ray emissions from cosmic sources, significantly advancing our understanding of phenomena like gamma-ray bursts, pulsars, and active galactic nuclei.
- 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: ROSAT Target entity description: ROSAT was a German-led X-ray astronomy satellite that conducted an all-sky survey and made major contributions to the study of high-energy cosmic sources in the 1990s.
-
A.
Extreme Ultraviolet Explorer
Extreme Ultraviolet Explorer was a NASA space telescope mission that operated in the extreme ultraviolet wavelength range to study hot stars, white dwarfs, and the interstellar medium.
-
B.
Chandra X-ray Observatory
The Chandra X-ray Observatory is a space-based telescope that observes high-energy X-ray emissions from hot regions of the universe, such as exploded stars, galaxy clusters, and matter around black holes.
-
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.
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.
-
E.
Compton Gamma Ray Observatory
The Compton Gamma Ray Observatory was a NASA space telescope dedicated to observing high-energy gamma-ray emissions from cosmic sources, significantly advancing our understanding of phenomena like gamma-ray bursts, pulsars, and active galactic nuclei.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
X-ray astronomy satellite
ⓘ
space telescope ⓘ |
| allSkySurveyDuration | 6 months ⓘ |
| allSkySurveyEnd | 1991-02 ⓘ |
| allSkySurveyStart | 1990-08 ⓘ |
| catalogProduced |
Bright Source Catalogue
ⓘ
Faint Source Catalogue ⓘ |
| collaboratingAgency |
NASA
ⓘ
Science and Engineering Research Council ⓘ
surface form:
UK Science and Engineering Research Council
|
| contributedTo |
mapping of the soft X-ray background
ⓘ
study of X-ray binaries ⓘ study of active galactic nuclei ⓘ study of stellar coronae ⓘ study of supernova remnants ⓘ |
| countryOfOrigin | Germany ⓘ |
| deactivationDate | 1999-02-12 ⓘ |
| discovered |
many new X-ray emitting galaxy clusters
ⓘ
numerous isolated neutron star candidates ⓘ |
| energyRange | 0.1–2.4 keV ⓘ |
| era | 1990s high-energy astrophysics ⓘ |
| fullName |
ROSAT
self-linksurface differs
ⓘ
surface form:
Röntgensatellit
|
| fundingAgency |
Federal Ministry of Education and Research
ⓘ
surface form:
German Federal Ministry for Research and Technology
|
| instrument | Wide Field Camera ⓘ |
| launchCountry |
United States of America
ⓘ
surface form:
United States
|
| launchDate | 1990-06-01 ⓘ |
| launchSite |
Cape Canaveral Space Force Station
ⓘ
surface form:
Cape Canaveral Air Force Station
|
| launchVehicle |
Delta rocket
ⓘ
surface form:
Delta II
|
| missionEnd | 1999-02-12 ⓘ |
| missionStart | 1990-06-01 ⓘ |
| namedAfter |
Wilhelm Röntgen
ⓘ
surface form:
Wilhelm Conrad Röntgen
|
| numberOfSourcesDetected | over 100000 ⓘ |
| operator |
German Aerospace Center (DLR)
ⓘ
surface form:
DLR
German Aerospace Center (DLR) ⓘ
surface form:
Deutsches Zentrum für Luft- und Raumfahrt
Max Planck Institute for Extraterrestrial Physics ⓘ NASA ⓘ Science and Engineering Research Council ⓘ
surface form:
UK Science and Engineering Research Council
|
| orbitInclination | 53 degrees ⓘ |
| orbitType | low Earth orbit ⓘ |
| performedAllSkySurvey | true ⓘ |
| primaryBand | soft X-ray ⓘ |
| primaryInstrument | Position Sensitive Proportional Counter ⓘ |
| primaryInstrumentAcronym | PSPC ⓘ |
| reentryDate | 2011-10-23 ⓘ |
| reentryLocation | Earth atmosphere over Bay of Bengal region (approximate) ⓘ |
| reentryType | uncontrolled reentry ⓘ |
| secondaryInstrument |
High Resolution Imager (HRI)
ⓘ
surface form:
High Resolution Imager
|
| secondaryInstrumentAcronym | HRI ⓘ |
| status | mission completed ⓘ |
| surveyProduct |
ROSAT
self-linksurface differs
ⓘ
surface form:
ROSAT All-Sky Survey
|
| surveyProductAcronym | RASS ⓘ |
| WideFieldCameraBand | extreme 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: ROSAT Description of subject: ROSAT was a German-led X-ray astronomy satellite that conducted an all-sky survey and made major contributions to the study of high-energy cosmic sources in the 1990s.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
ROSAT X-ray satellite
this entity surface form:
ROSAT (U.S. participation)
this entity surface form:
ROSAT All-Sky Survey