M90
E517952
M90 is a bright spiral galaxy located in the constellation Virgo and is one of the prominent members of the Virgo Cluster.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M90 canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T5410446 — 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: M90 Context triple: [Virgo Cluster, containsGalaxy, M90]
-
A.
M90
M90 is a major motorway in Scotland that connects Perth to the Forth Road Bridge, forming a key part of the route between the Scottish Highlands and Edinburgh.
-
B.
M70
M70 is a globular star cluster in the constellation Sagittarius, notable as one of the objects in the Messier catalog.
-
C.
M-97
M-97 is a state highway in Michigan that serves as a key transportation route through the Detroit metropolitan area, including Warren.
-
D.
M998
The M998 is a basic cargo and troop carrier version of the U.S. military's High Mobility Multipurpose Wheeled Vehicle (HMMWV) family.
-
E.
M60
M60 is a major orbital motorway encircling the city of Manchester in Greater Manchester, England.
- 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: M90 Target entity description: M90 is a bright spiral galaxy located in the constellation Virgo and is one of the prominent members of the Virgo Cluster.
-
A.
M90
M90 is a major motorway in Scotland that connects Perth to the Forth Road Bridge, forming a key part of the route between the Scottish Highlands and Edinburgh.
-
B.
M70
M70 is a globular star cluster in the constellation Sagittarius, notable as one of the objects in the Messier catalog.
-
C.
M-97
M-97 is a state highway in Michigan that serves as a key transportation route through the Detroit metropolitan area, including Warren.
-
D.
M998
The M998 is a basic cargo and troop carrier version of the U.S. military's High Mobility Multipurpose Wheeled Vehicle (HMMWV) family.
-
E.
M60
M60 is a major orbital motorway encircling the city of Manchester in Greater Manchester, England.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | spiral galaxy ⓘ |
| angularSize | approximately 9.5 × 4.4 arcminutes ⓘ |
| apparentMagnitudeV |
9.5
ⓘ
9.6 ⓘ |
| belongsTo |
Local Supercluster
ⓘ
linked to:
Virgo Supercluster
|
| bestSeenInMonth | May ⓘ |
| catalog |
Messier Catalogue
ⓘ
linked to:
Messier catalogue
New General Catalogue ⓘ |
| catalogNumber |
M90
ⓘ
Messier 90 ⓘ NGC 4569 ⓘ PGC 42089 ⓘ UGC 7772 ⓘ |
| clusterEnvironment | rich cluster environment ⓘ |
| constellation | Virgo ⓘ |
| declination | +13° 09′ 46″ ⓘ |
| discoverer | Charles Messier ⓘ |
| discoveryDate | 1781 ⓘ |
| distanceFromEarth |
approximately 17.8 megaparsecs
ⓘ
approximately 58 million light-years ⓘ |
| galaxyType | unbarred spiral galaxy ⓘ |
| hasAlternativeName |
Messier 90
ⓘ
NGC 4569 ⓘ PGC 42089 ⓘ UGC 7772 ⓘ |
| hasStructure |
central bulge
ⓘ
spiral arms ⓘ |
| hostCluster | Virgo Cluster ⓘ |
| locatedIn |
Virgo constellation region of the sky
ⓘ
linked to:
Virgo constellation
|
| locatedInSupercluster | Virgo Supercluster ⓘ |
| memberOf | Virgo Cluster ⓘ |
| morphologicalType | SA(rs)ab ⓘ |
| notableProperty |
exhibits blueshift relative to the Milky Way
ⓘ
one of the brightest spiral galaxies in the Virgo Cluster ⓘ shows evidence of gas stripping ⓘ star formation is partially suppressed ⓘ |
| observedBy | Hubble Space Telescope ⓘ |
| observedIn |
optical wavelengths
ⓘ
radio wavelengths ⓘ ultraviolet wavelengths ⓘ |
| radialVelocity | approximately −235 km/s ⓘ |
| redshift | approximately −0.00079 ⓘ |
| rightAscension | 12h 36m 49s ⓘ |
| visibleInHemisphere | Northern Hemisphere ⓘ |
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: M90 Description of subject: M90 is a bright spiral galaxy located in the constellation Virgo and is one of the prominent members of the Virgo Cluster.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.