Norma Cluster
E121002
Norma Cluster is a massive galaxy cluster located in the dense, obscured region of the sky known as the Zone of Avoidance and plays a key role in the gravitational dynamics of the local universe.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Norma Cluster canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1014597 — 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: Norma Cluster Context triple: [Laniakea Supercluster, includes, Norma Cluster]
-
A.
Pleiades
The Pleiades are a famous open star cluster in the constellation Taurus, often known as the Seven Sisters in Greek mythology.
-
B.
30 Doradus
30 Doradus, also known as the Tarantula Nebula, is a vast and intensely active star-forming region and emission nebula in the Large Magellanic Cloud.
-
C.
Carina Nebula
The Carina Nebula is a vast, active star-forming region in the Milky Way known for its towering gas and dust pillars and dramatic young stellar clusters.
-
D.
Terzan 7
Terzan 7 is a relatively young, metal-rich globular cluster located in the constellation Sagittarius and dynamically associated with the Sagittarius Dwarf Spheroidal Galaxy.
-
E.
Trifid Nebula
The Trifid Nebula is a bright, star-forming emission and reflection nebula in the constellation Sagittarius, notable for its three-lobed appearance created by dark dust lanes.
- 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: Norma Cluster Target entity description: Norma Cluster is a massive galaxy cluster located in the dense, obscured region of the sky known as the Zone of Avoidance and plays a key role in the gravitational dynamics of the local universe.
-
A.
Pleiades
The Pleiades are a famous open star cluster in the constellation Taurus, often known as the Seven Sisters in Greek mythology.
-
B.
30 Doradus
30 Doradus, also known as the Tarantula Nebula, is a vast and intensely active star-forming region and emission nebula in the Large Magellanic Cloud.
-
C.
Carina Nebula
The Carina Nebula is a vast, active star-forming region in the Milky Way known for its towering gas and dust pillars and dramatic young stellar clusters.
-
D.
Terzan 7
Terzan 7 is a relatively young, metal-rich globular cluster located in the constellation Sagittarius and dynamically associated with the Sagittarius Dwarf Spheroidal Galaxy.
-
E.
Trifid Nebula
The Trifid Nebula is a bright, star-forming emission and reflection nebula in the constellation Sagittarius, notable for its three-lobed appearance created by dark dust lanes.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
galaxy cluster
ⓘ
massive galaxy cluster ⓘ |
| affects |
motion of the Local Group of galaxies
ⓘ
peculiar velocities of nearby galaxies ⓘ |
| alsoKnownAs | Abell 3627 ⓘ |
| belongsTo | nearby universe (z < 0.05) ⓘ |
| centralRegion | dominated by massive elliptical galaxies ⓘ |
| clusterType |
X-ray luminous cluster
ⓘ
nearby rich cluster ⓘ |
| contains |
elliptical galaxies
ⓘ
hundreds of galaxies ⓘ intracluster medium ⓘ lenticular galaxies ⓘ spiral galaxies ⓘ |
| contributesTo | Great Attractor gravitational pull ⓘ |
| coordinateSystem | equatorial coordinates used in observations ⓘ |
| discoveredBy | X-ray and optical surveys of the Zone of Avoidance ⓘ |
| distanceFromEarth |
approximately 220 million light-years
ⓘ
approximately 67 megaparsecs ⓘ |
| dominantMatterComponent | dark matter ⓘ |
| emits | X-rays ⓘ |
| environment | high-density region of the local universe ⓘ |
| gravitationalInfluence | significant on scales of tens of megaparsecs ⓘ |
| hasProperty |
high galaxy velocity dispersion
ⓘ
significant intracluster gas temperature ⓘ strong gravitational potential well ⓘ |
| hasSubstructure | multiple galaxy subclusters ⓘ |
| locatedIn | Zone of Avoidance of the Milky Way ⓘ |
| locatedInConstellation | Norma ⓘ |
| locatedInRegionOfSky |
Great Attractor region
ⓘ
Zone of Avoidance ⓘ |
| mass | on the order of 10^15 solar masses ⓘ |
| memberOfCatalog | Abell catalog of rich clusters of galaxies ⓘ |
| obscuredBy |
Milky Way dust
ⓘ
Milky Way stars ⓘ |
| observedInWavelength |
X-ray
ⓘ
infrared ⓘ radio ⓘ |
| partOf | local universe large-scale structure ⓘ |
| playsRoleIn | gravitational dynamics of the local universe ⓘ |
| redshift | approximately 0.016 ⓘ |
| richnessClass | rich cluster ⓘ |
| temperatureOfIntraclusterMedium | on the order of 10^7–10^8 Kelvin ⓘ |
| usedFor |
mapping mass distribution behind the Milky Way
ⓘ
studies of galaxy evolution in dense environments ⓘ studies of large-scale flows in the local universe ⓘ |
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: Norma Cluster Description of subject: Norma Cluster is a massive galaxy cluster located in the dense, obscured region of the sky known as the Zone of Avoidance and plays a key role in the gravitational dynamics of the local universe.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.