UGC 5139
E451664
UGC 5139 is a dwarf irregular galaxy that is a member of the nearby M81 Group of galaxies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| UGC 5139 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4531659 — 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: UGC 5139 Context triple: [M81 Group, containsGalaxy, UGC 5139]
-
A.
UGC 5423
UGC 5423 is a dwarf irregular galaxy located in the nearby M81 Group in the constellation Ursa Major.
-
B.
UGC 11861
UGC 11861 is a spiral galaxy located in the constellation of Draco and is a member of the nearby M81 Group of galaxies.
-
C.
UGC 11755
UGC 11755 is a dwarf galaxy that is a member of the nearby M81 Group of galaxies in the constellation Ursa Major.
-
D.
UGC 6456
UGC 6456 is a dwarf irregular galaxy located in the constellation Ursa Major and is a member of the nearby M81 Group of galaxies.
-
E.
UGC 7356
UGC 7356 is a dwarf galaxy that is a member of the nearby M81 Group in the constellation Ursa Major.
- 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: UGC 5139 Target entity description: UGC 5139 is a dwarf irregular galaxy that is a member of the nearby M81 Group of galaxies.
-
A.
UGC 5423
UGC 5423 is a dwarf irregular galaxy located in the nearby M81 Group in the constellation Ursa Major.
-
B.
UGC 11861
UGC 11861 is a spiral galaxy located in the constellation of Draco and is a member of the nearby M81 Group of galaxies.
-
C.
UGC 11755
UGC 11755 is a dwarf galaxy that is a member of the nearby M81 Group of galaxies in the constellation Ursa Major.
-
D.
UGC 6456
UGC 6456 is a dwarf irregular galaxy located in the constellation Ursa Major and is a member of the nearby M81 Group of galaxies.
-
E.
UGC 7356
UGC 7356 is a dwarf galaxy that is a member of the nearby M81 Group in the constellation Ursa Major.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
dwarf irregular galaxy
ⓘ
galaxy ⓘ |
| belongsTo | nearby galaxy groups within a few Mpc ⓘ |
| catalog | UGC ⓘ |
| contains |
neutral hydrogen
ⓘ
old stellar populations ⓘ young stellar populations ⓘ |
| distanceFromEarth | a few megaparsecs ⓘ |
| environment | group environment ⓘ |
| hasAlternativeName | UGC 5139 ⓘ |
| hasGalaxyType | dIrr ⓘ |
| hasLow |
metallicity
ⓘ
stellar mass ⓘ surface brightness ⓘ |
| hasMorphologicalType | Im ⓘ |
| hasStarFormation | ongoing star formation ⓘ |
| is | gas-rich galaxy ⓘ |
| isGravitationallyBoundTo | M81 Group ⓘ |
| isNearbyCompanionOf |
M81
ⓘ
linked to:
Messier 81
|
| isUsedFor |
studies of dwarf galaxy evolution
ⓘ
studies of galaxy groups in the local universe ⓘ studies of star formation in low-mass galaxies ⓘ |
| locatedIn |
M81 Group
ⓘ
Ursa Major constellation ⓘ
linked to:
Ursa Major
|
| memberOf | M81 Group ⓘ |
| partOf |
local universe
ⓘ
nearby galaxy groups ⓘ |
| redshift | low redshift galaxy ⓘ |
| shows | irregular morphology ⓘ |
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: UGC 5139 Description of subject: UGC 5139 is a dwarf irregular galaxy that is a member of the nearby M81 Group of galaxies.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.