Sculptor dSph
E505228
Sculptor dSph is a faint dwarf spheroidal galaxy and satellite of the Milky Way located in the constellation Sculptor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Scl dSph | 1 |
| Sculptor dSph canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5240758 — 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: Sculptor dSph Context triple: [Sculptor Dwarf Galaxy, alternateName, Sculptor dSph]
-
A.
Pegasus dSph
Pegasus dSph is a faint dwarf spheroidal satellite galaxy of the Andromeda Galaxy located in the constellation Pegasus.
-
B.
Sagittarius Dwarf Spheroidal Galaxy
The Sagittarius Dwarf Spheroidal Galaxy is a small, elongated satellite galaxy currently being tidally disrupted and absorbed by the Milky Way.
-
C.
Sextans Dwarf Spheroidal Galaxy
The Sextans Dwarf Spheroidal Galaxy is a faint, low-mass satellite galaxy of the Milky Way located in the constellation Sextans and composed primarily of old, metal-poor stars.
-
D.
Carina Dwarf Galaxy
The Carina Dwarf Galaxy is a faint, spheroidal satellite galaxy of the Milky Way located in the Local Group, notable for its low luminosity and predominantly old stellar population.
-
E.
Canis Major Dwarf Galaxy
The Canis Major Dwarf Galaxy is a nearby, faint irregular dwarf galaxy thought to be the closest known satellite galaxy to the Milky Way and currently being tidally disrupted by it.
- 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: Sculptor dSph Target entity description: Sculptor dSph is a faint dwarf spheroidal galaxy and satellite of the Milky Way located in the constellation Sculptor.
-
A.
Pegasus dSph
Pegasus dSph is a faint dwarf spheroidal satellite galaxy of the Andromeda Galaxy located in the constellation Pegasus.
-
B.
Sagittarius Dwarf Spheroidal Galaxy
The Sagittarius Dwarf Spheroidal Galaxy is a small, elongated satellite galaxy currently being tidally disrupted and absorbed by the Milky Way.
-
C.
Sextans Dwarf Spheroidal Galaxy
The Sextans Dwarf Spheroidal Galaxy is a faint, low-mass satellite galaxy of the Milky Way located in the constellation Sextans and composed primarily of old, metal-poor stars.
-
D.
Carina Dwarf Galaxy
The Carina Dwarf Galaxy is a faint, spheroidal satellite galaxy of the Milky Way located in the Local Group, notable for its low luminosity and predominantly old stellar population.
-
E.
Canis Major Dwarf Galaxy
The Canis Major Dwarf Galaxy is a nearby, faint irregular dwarf galaxy thought to be the closest known satellite galaxy to the Milky Way and currently being tidally disrupted by it.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | dwarf spheroidal galaxy ⓘ |
| absoluteMagnitude_V | -11.1 ⓘ |
| alsoKnownAs |
Sculptor Dwarf Galaxy
NERFINISHED
ⓘ
Sculptor Dwarf Spheroidal NERFINISHED ⓘ Sculptor Dwarf Spheroidal Galaxy NERFINISHED ⓘ Sculptor dSpheroidal ⓘ |
| angularSize_arcmin | 72 ⓘ |
| apparentMagnitude_V | 10.1 ⓘ |
| belongsTo | Local Group NERFINISHED ⓘ |
| contains |
RR Lyrae variables
NERFINISHED
ⓘ
horizontal branch stars ⓘ old metal-poor stars ⓘ red giant branch stars ⓘ |
| coordinateSystem | equatorial ⓘ |
| darkMatterDominated | true ⓘ |
| declination | -33° ⓘ |
| discoveredBy | Harlow Shapley NERFINISHED ⓘ |
| discoveryYear | 1937 ⓘ |
| distanceFromEarth_kpc | 86 ⓘ |
| distanceFromEarth_ly | 290000 ⓘ |
| environment | Milky Way halo NERFINISHED ⓘ |
| galacticLatitude | -83 ⓘ |
| galaxyType | dSph ⓘ |
| gasContent | gas-poor ⓘ |
| hasGlobularClusters | false ⓘ |
| hasTidalInteractionWith | Milky Way NERFINISHED ⓘ |
| heliocentricRadialVelocity_km_s | 110 ⓘ |
| isFaint | true ⓘ |
| isNearbyDwarfGalaxy | true ⓘ |
| isResolvedIntoStars | true ⓘ |
| isSatelliteOf | Milky Way NERFINISHED ⓘ |
| locatedInConstellation | Sculptor NERFINISHED ⓘ |
| massToLightRatio | high ⓘ |
| metallicity_Fe_H | -1.8 ⓘ |
| morphologicalType | dSph ⓘ |
| orbitalRelation | bound to Milky Way ⓘ |
| radialVelocity_km_s | 110 ⓘ |
| rightAscension | 01h 00m ⓘ |
| starFormationActivity | quiescent ⓘ |
| starFormationHistory | early burst then cessation ⓘ |
| stellarPopulation | old ⓘ |
| surfaceBrightness | low ⓘ |
| usedFor |
studies of chemical evolution in small galaxies
ⓘ
studies of dark matter in dwarf galaxies ⓘ studies of stellar populations ⓘ |
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: Sculptor dSph Description of subject: Sculptor dSph is a faint dwarf spheroidal galaxy and satellite of the Milky Way located in the constellation Sculptor.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Scl dSph