Serpens Cauda
E100937
Serpens Cauda is the eastern "tail" section of the split constellation Serpens, a faint star pattern lying along the Milky Way in the northern sky.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Serpens Cauda canonical | 15 |
| Serpens | 3 |
| Serpens Caput | 1 |
| tail of Serpens | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T869252 — 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: Serpens Cauda Context triple: [Sagittarius, borderingConstellation, Serpens Cauda]
-
A.
Cygnis Insignis
Cygnis Insignis is the Latin motto of Western Australia, traditionally translated as “Distinguished by the Swan” and referring to the state’s emblematic black swan.
-
B.
Sagittarius
Sagittarius is a prominent zodiac constellation in the southern sky, often depicted as an archer and notable for containing the direction of the Milky Way’s center.
-
C.
Cassiopeia
Cassiopeia is a song by Joanna Newsom, known for its intricate harp accompaniment and mythologically inspired lyrics.
-
D.
Hyas
Hyas is a figure in Greek mythology, often associated with the Hyades as their brother and linked to myths explaining the origin of certain constellations or rain-bringing stars.
-
E.
Kasterborous constellation
The Kasterborous constellation is a fictional region of space in the Doctor Who universe that contains the Time Lords’ home planet, Gallifrey.
- 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: Serpens Cauda Target entity description: Serpens Cauda is the eastern "tail" section of the split constellation Serpens, a faint star pattern lying along the Milky Way in the northern sky.
-
A.
Cygnis Insignis
Cygnis Insignis is the Latin motto of Western Australia, traditionally translated as “Distinguished by the Swan” and referring to the state’s emblematic black swan.
-
B.
Sagittarius
Sagittarius is a prominent zodiac constellation in the southern sky, often depicted as an archer and notable for containing the direction of the Milky Way’s center.
-
C.
Cassiopeia
Cassiopeia is a song by Joanna Newsom, known for its intricate harp accompaniment and mythologically inspired lyrics.
-
D.
Hyas
Hyas is a figure in Greek mythology, often associated with the Hyades as their brother and linked to myths explaining the origin of certain constellations or rain-bringing stars.
-
E.
Kasterborous constellation
The Kasterborous constellation is a fictional region of space in the Doctor Who universe that contains the Time Lords’ home planet, Gallifrey.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
asterism
ⓘ
part of constellation ⓘ |
| adjacentTo |
Serpens Caput
ⓘ
linked to:
Serpens Cauda
|
| associatedWith | constellation Serpens ⓘ |
| bestSeenIn | summer in Northern Hemisphere ⓘ |
| borderedBy |
Aquila
ⓘ
Ophiuchus ⓘ Sagittarius ⓘ Scutum ⓘ |
| celestialHemisphere | northern celestial hemisphere ⓘ |
| contains |
Eta Serpentis
ⓘ
IC 4756 ⓘ M16 Eagle Nebula (on border with Sagittarius) ⓘ
linked to:
Eagle Nebula
Mu Serpentis ⓘ NGC 6604 ⓘ Theta Serpentis ⓘ |
| declinationRange | approximately +0° to +15° ⓘ |
| directionRelativeToSerpensCaput | east ⓘ |
| hasRole |
tail of Serpens
ⓘ
linked to:
Serpens Cauda
|
| IAUStatus | not a separate IAU constellation ⓘ |
| isSectionOf | split constellation Serpens ⓘ |
| liesAlong | Milky Way ⓘ |
| locatedIn | zodiacal region near the ecliptic ⓘ |
| notableFor |
open clusters and nebulae
ⓘ
rich Milky Way star fields ⓘ |
| observingDifficulty | moderate ⓘ |
| partOf |
Serpens
ⓘ
linked to:
Serpens Cauda
|
| rightAscensionRange | approximately 18h to 18h30m ⓘ |
| visibility | faint ⓘ |
| visibleFrom |
Northern Hemisphere
ⓘ
linked to:
Northern Celestial Hemisphere
parts of Southern 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: Serpens Cauda Description of subject: Serpens Cauda is the eastern "tail" section of the split constellation Serpens, a faint star pattern lying along the Milky Way in the northern sky.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Serpens Cauda
linked to: Serpens Cauda
linked to: Serpens Cauda
linked to: Serpens Cauda
linked to: Serpens Cauda
subject linked to:
Scutum constellation
subject linked to:
Oph