PGC 39578
E1477156
UNEXPLORED
PGC 39578 is a grand-design spiral galaxy in the Virgo Cluster, more commonly known as Messier 99 (M99).
All labels observed (1)
| Label | Occurrences |
|---|---|
| PGC 39578 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21026618 — 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: PGC 39578 Context triple: [M99, alsoKnownAs, PGC 39578]
-
A.
PGC 30997
PGC 30997 is a cataloged galaxy listed in the Principal Galaxies Catalogue, also known as UGC 5666 in the Uppsala General Catalogue.
-
B.
PGC 39139
PGC 39139 is a spiral galaxy in the Virgo Cluster, more commonly known as Messier 98 (M98), located in the constellation Coma Berenices.
-
C.
PGC 3792
PGC 3792 is a faint, nearby dwarf irregular galaxy in the constellation Pisces that is part of the Local Group.
-
D.
PGC 34176
PGC 34176 is a dwarf spheroidal satellite galaxy of the Milky Way located in the constellation Leo, commonly known as Leo I.
-
E.
PGC 31837
PGC 31837 is a dwarf irregular galaxy in the nearby universe, cataloged in multiple galaxy surveys including the Principal Galaxies Catalogue.
- 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: PGC 39578 Target entity description: PGC 39578 is a grand-design spiral galaxy in the Virgo Cluster, more commonly known as Messier 99 (M99).
-
A.
PGC 30997
PGC 30997 is a cataloged galaxy listed in the Principal Galaxies Catalogue, also known as UGC 5666 in the Uppsala General Catalogue.
-
B.
PGC 39139
PGC 39139 is a spiral galaxy in the Virgo Cluster, more commonly known as Messier 98 (M98), located in the constellation Coma Berenices.
-
C.
PGC 3792
PGC 3792 is a faint, nearby dwarf irregular galaxy in the constellation Pisces that is part of the Local Group.
-
D.
PGC 34176
PGC 34176 is a dwarf spheroidal satellite galaxy of the Milky Way located in the constellation Leo, commonly known as Leo I.
-
E.
PGC 31837
PGC 31837 is a dwarf irregular galaxy in the nearby universe, cataloged in multiple galaxy surveys including the Principal Galaxies Catalogue.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.