Caldwell 94
E753980
Caldwell 94 is a rich, compact open star cluster in the constellation Centaurus, popularly known as the Jewel Box for its strikingly colorful stars.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Caldwell 94 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8717178 — 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: Caldwell 94 Context triple: [Jewel Box cluster, alsoKnownAs, Caldwell 94]
-
A.
Caldwell 74
Caldwell 74 is a bright, well-known planetary nebula in the constellation Vela, popularly called the Southern Ring Nebula.
-
B.
Caldwell 49
Caldwell 49 is a large, bright emission nebula and star-forming region in the constellation Monoceros, popularly known as the Rosette Nebula.
-
C.
Caldwell 57
Caldwell 57 is a dwarf irregular galaxy in the Local Group, better known as Barnard's Galaxy (NGC 6822), located in the constellation Sagittarius.
-
D.
Barnard
Barnard is a surname and given name of English and French origin, borne by various notable individuals and institutions.
-
E.
Caldwell 14
Caldwell 14 is an open star cluster in the constellation Perseus, forming part of the famous Double Cluster visible to the naked eye in dark skies.
- 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: Caldwell 94 Target entity description: Caldwell 94 is a rich, compact open star cluster in the constellation Centaurus, popularly known as the Jewel Box for its strikingly colorful stars.
-
A.
Caldwell 74
Caldwell 74 is a bright, well-known planetary nebula in the constellation Vela, popularly called the Southern Ring Nebula.
-
B.
Caldwell 49
Caldwell 49 is a large, bright emission nebula and star-forming region in the constellation Monoceros, popularly known as the Rosette Nebula.
-
C.
Caldwell 57
Caldwell 57 is a dwarf irregular galaxy in the Local Group, better known as Barnard's Galaxy (NGC 6822), located in the constellation Sagittarius.
-
D.
Barnard
Barnard is a surname and given name of English and French origin, borne by various notable individuals and institutions.
-
E.
Caldwell 14
Caldwell 14 is an open star cluster in the constellation Perseus, forming part of the famous Double Cluster visible to the naked eye in dark skies.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf | open star cluster ⓘ |
| age | approximately 14 million years ⓘ |
| alsoKnownAs |
C94
ⓘ
Jewel Box ⓘ NGC 4755 ⓘ |
| angularSize | 10 arcminutes ⓘ |
| apparentMagnitudeV | 4.2 ⓘ |
| appearsIn |
Caldwell catalogue of deep-sky objects
ⓘ
linked to:
Caldwell catalogue
|
| bestObservedIn | small telescopes ⓘ |
| bestSeenFrom | Southern Hemisphere ⓘ |
| catalog |
Caldwell catalogue
ⓘ
New General Catalogue ⓘ |
| clusterType | young open cluster ⓘ |
| constellation | Centaurus ⓘ |
| contains | bright red supergiant star DU Crucis (often associated visually) ⓘ |
| declination | −60° 22′ ⓘ |
| discoveredBy |
Nicolas-Louis de Lacaille
ⓘ
linked to:
Nicolas de Lacaille
|
| discoveryYear | 1751 ⓘ |
| distanceFromEarth |
approximately 2,000 parsecs
ⓘ
approximately 6,400 light-years ⓘ |
| galacticLatitude | low galactic latitude ⓘ |
| galacticPopulation | Population I ⓘ |
| hasApproximateStarCount | about 100 stars visible in moderate telescopes ⓘ |
| hasColorContrast | strong red and blue star contrast ⓘ |
| hemisphereVisibility | primarily southern ⓘ |
| locatedIn | Milky Way ⓘ |
| locatedNear |
Southern Cross region of the sky
ⓘ
linked to:
Southern Cross constellation
|
| notableFeature |
appears as a compact, rich cluster
ⓘ
contains many blue-white hot stars ⓘ contains many bright, colorful stars ⓘ contains prominent red supergiant stars ⓘ |
| observedWith |
amateur telescopes
ⓘ
binoculars ⓘ |
| observingSeason | autumn and winter in Southern Hemisphere ⓘ |
| partOf | Caldwell objects list compiled by Patrick Moore ⓘ |
| popularNameOrigin |
named Jewel Box due to its gem-like star colors
ⓘ
linked to:
Jewel Box cluster
|
| rightAscension | 12h 53m ⓘ |
| skyLocationDescription | near the star Mimosa (Beta Crucis) in the sky ⓘ |
| spectralTypeDominant | B-type main-sequence stars ⓘ |
| stellarPopulation | massive, luminous stars ⓘ |
| visibleToNakedEye | yes, under dark skies as a faint patch ⓘ |
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: Caldwell 94 Description of subject: Caldwell 94 is a rich, compact open star cluster in the constellation Centaurus, popularly known as the Jewel Box for its strikingly colorful stars.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.