NGC 5286
E518173
NGC 5286 is a bright, densely packed globular star cluster located in the southern sky and often studied for its old, metal-poor stellar population.
All labels observed (1)
| Label | Occurrences |
|---|---|
| NGC 5286 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4943590 — 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: NGC 5286 Context triple: [Centaurus constellation region, contains, NGC 5286]
-
A.
NGC 6205
NGC 6205 is a bright, densely packed globular star cluster in the constellation Hercules, commonly known as the Great Hercules Cluster (M13).
-
B.
NGC 6705
NGC 6705 is a rich, compact open star cluster in the constellation Scutum, notable for its high stellar density and brightness, making it one of the most impressive open clusters in the Milky Way.
-
C.
NGC 6611
NGC 6611 is a young, massive open star cluster embedded within the Eagle Nebula, notable for illuminating and shaping its surrounding interstellar gas and dust.
-
D.
NGC 5460
NGC 5460 is an open star cluster located in the southern constellation Centaurus.
-
E.
NGC 6656
NGC 6656 is a bright globular star cluster in the constellation Sagittarius, notable as one of the closest and most easily observed globular clusters from Earth.
- 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: NGC 5286 Target entity description: NGC 5286 is a bright, densely packed globular star cluster located in the southern sky and often studied for its old, metal-poor stellar population.
-
A.
NGC 6205
NGC 6205 is a bright, densely packed globular star cluster in the constellation Hercules, commonly known as the Great Hercules Cluster (M13).
-
B.
NGC 6705
NGC 6705 is a rich, compact open star cluster in the constellation Scutum, notable for its high stellar density and brightness, making it one of the most impressive open clusters in the Milky Way.
-
C.
NGC 6611
NGC 6611 is a young, massive open star cluster embedded within the Eagle Nebula, notable for illuminating and shaping its surrounding interstellar gas and dust.
-
D.
NGC 5460
NGC 5460 is an open star cluster located in the southern constellation Centaurus.
-
E.
NGC 6656
NGC 6656 is a bright globular star cluster in the constellation Sagittarius, notable as one of the closest and most easily observed globular clusters from Earth.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | globular cluster ⓘ |
| absoluteMagnitudeV | about −8.7 ⓘ |
| age |
about 12.5 billion years
ⓘ
old stellar population ⓘ |
| angularSize | 9.6 arcminutes ⓘ |
| apparentMagnitudeV | 7.3 ⓘ |
| belongsTo | Milky Way globular cluster system ⓘ |
| bestObservedIn | spring months in Southern Hemisphere ⓘ |
| bestSeenFrom | Southern Hemisphere ⓘ |
| catalog | New General Catalogue ⓘ |
| concentrationClass | high ⓘ |
| contains |
RR Lyrae variable stars
ⓘ
blue straggler stars ⓘ |
| coreCollapsed | no ⓘ |
| declination | −51° 22′ 27″ ⓘ |
| discoveredBy | James Dunlop ⓘ |
| discoveryYear | 1826 ⓘ |
| distanceFromEarth |
about 11.7 kiloparsecs
ⓘ
about 38,000 light-years ⓘ |
| GalacticLatitude | about +10.6 degrees ⓘ |
| GalacticLongitude | about 311.6 degrees ⓘ |
| halfLightRadius | about 2.4 arcminutes ⓘ |
| horizontalBranchMorphology | blue horizontal branch ⓘ |
| isPartOf | Local Group ⓘ |
| locatedIn |
Galactic halo
ⓘ
Milky Way ⓘ |
| locatedInConstellation | Centaurus ⓘ |
| mass | on the order of 10^5 solar masses ⓘ |
| metallicity | metal-poor ⓘ |
| metallicityFeH | about −1.7 ⓘ |
| morphologicalType | concentrated globular cluster ⓘ |
| notableFor |
dense central region
ⓘ
multiple stellar populations ⓘ old metal-poor stars ⓘ |
| observedBy | Hubble Space Telescope ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ |
| otherDesignation |
C 1343-512
ⓘ
ESO 221- SC5 ⓘ |
| rightAscension | 13h 46m 26.8s ⓘ |
| ShapleySawyerConcentrationClass | II ⓘ |
| stellarPopulation | Population II ⓘ |
| studiedFor |
chemical evolution of the Galactic halo
ⓘ
dynamics of dense stellar systems ⓘ |
| surfaceBrightness | high central surface brightness ⓘ |
| visibility | southern sky ⓘ |
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: NGC 5286 Description of subject: NGC 5286 is a bright, densely packed globular star cluster located in the southern sky and often studied for its old, metal-poor stellar population.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.