HR 1178
E528145
HR 1178 is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus, traditionally known as Sterope I.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HR 1178 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5541438 — 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: HR 1178 Context triple: [Sterope I, hasAlternativeName, HR 1178]
-
A.
HR 1149
HR 1149 is a star in the Pleiades open star cluster, also known by the traditional name Taygeta.
-
B.
HR 1156
HR 1156 is a catalog designation for 23 Tauri, a star in the constellation Taurus that is part of the Bright Star Catalogue.
-
C.
HR 1084
HR 1084 is the catalog designation for Epsilon Eridani, a nearby young K-type main-sequence star known for its prominent debris disk and exoplanetary system.
-
D.
HR 1457
HR 1457 is the Bright Star Catalogue designation for Aldebaran, the prominent orange giant star that forms the eye of the constellation Taurus.
-
E.
H.R. 1776
H.R. 1776 was the U.S. House bill that became the Lend-Lease Act of 1941, authorizing extensive American military aid to Allied nations during World War II.
- 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: HR 1178 Target entity description: HR 1178 is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus, traditionally known as Sterope I.
-
A.
HR 1149
HR 1149 is a star in the Pleiades open star cluster, also known by the traditional name Taygeta.
-
B.
HR 1156
HR 1156 is a catalog designation for 23 Tauri, a star in the constellation Taurus that is part of the Bright Star Catalogue.
-
C.
HR 1084
HR 1084 is the catalog designation for Epsilon Eridani, a nearby young K-type main-sequence star known for its prominent debris disk and exoplanetary system.
-
D.
HR 1457
HR 1457 is the Bright Star Catalogue designation for Aldebaran, the prominent orange giant star that forms the eye of the constellation Taurus.
-
E.
H.R. 1776
H.R. 1776 was the U.S. House bill that became the Lend-Lease Act of 1941, authorizing extensive American military aid to Allied nations during World War II.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
Pleiades member star
ⓘ
main-sequence star ⓘ star ⓘ |
| age | about 100 million years ⓘ |
| alsoKnownAs |
19 Tauri
ⓘ
Asterope I ⓘ
linked to:
Asterope
BD+23 419 ⓘ HD 23302 ⓘ HIP 17499 ⓘ Sterope I ⓘ
linked to:
Sterope
|
| apparentMagnitudeV | 5.76 ⓘ |
| belongsToAsterism |
Pleiades Seven Sisters
ⓘ
linked to:
Pleiades
|
| catalogIdentifier |
Gaia DR3 source star
ⓘ
linked to:
Gaia Early Data Release 3
HR 1178 ⓘ SAO 76199 ⓘ |
| clusterDesignation |
Pleiades (M45)
ⓘ
linked to:
Pleiades
|
| color | blue-white ⓘ |
| componentOf | visual double star with HR 1180 (Sterope II) ⓘ |
| constellation | Taurus ⓘ |
| declination | +24° 33′ 17″ ⓘ |
| distanceFromEarth |
about 135 parsecs
ⓘ
about 440 light-years ⓘ |
| effectiveTemperature | about 12000 K ⓘ |
| epoch | J2000 ⓘ |
| galacticPopulation | thin disk star ⓘ |
| hasTraditionalName | Sterope ⓘ |
| locatedIn |
Milky Way
ⓘ
Orion Arm ⓘ |
| luminosity | about 100 times solar luminosity ⓘ |
| mass | about 3 solar masses ⓘ |
| memberOf | Pleiades open cluster ⓘ |
| parallax | about 7.4 milliarcseconds ⓘ |
| radius | about 3 solar radii ⓘ |
| rightAscension | 03h 45m 54s ⓘ |
| rotationalVelocity | high projected rotational velocity ⓘ |
| spectralClass | B8V ⓘ |
| variableType | suspected variable star ⓘ |
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: HR 1178 Description of subject: HR 1178 is a bright blue-white star in the Pleiades open star cluster in the constellation Taurus, traditionally known as Sterope I.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
star Sterope I