Epsilon Microscopii
E516512
Epsilon Microscopii is a relatively bright star located in the southern constellation Microscopium.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Epsilon Microscopii canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5363475 — 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: Epsilon Microscopii Context triple: [Microscopium, hasStar, Epsilon Microscopii]
-
A.
Epsilon Telescopii
Epsilon Telescopii is a prominent star in the southern constellation Telescopium, visible to the naked eye.
-
B.
Epsilon Scuti
Epsilon Scuti is a relatively faint star located in the small southern constellation Scutum.
-
C.
Epsilon Sagittarii
Epsilon Sagittarii is a prominent binary star system in the constellation Sagittarius, notable as one of its most luminous and easily visible stars.
-
D.
Gamma Microscopii
Gamma Microscopii is a yellow giant star in the southern constellation Microscopium, notable as its most luminous visible member.
-
E.
Zeta Sagittarii
Zeta Sagittarii is a bright multiple star system in the constellation Sagittarius, forming part of the asterism known as the Teapot.
- 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: Epsilon Microscopii Target entity description: Epsilon Microscopii is a relatively bright star located in the southern constellation Microscopium.
-
A.
Epsilon Telescopii
Epsilon Telescopii is a prominent star in the southern constellation Telescopium, visible to the naked eye.
-
B.
Epsilon Scuti
Epsilon Scuti is a relatively faint star located in the small southern constellation Scutum.
-
C.
Epsilon Sagittarii
Epsilon Sagittarii is a prominent binary star system in the constellation Sagittarius, notable as one of its most luminous and easily visible stars.
-
D.
Gamma Microscopii
Gamma Microscopii is a yellow giant star in the southern constellation Microscopium, notable as its most luminous visible member.
-
E.
Zeta Sagittarii
Zeta Sagittarii is a bright multiple star system in the constellation Sagittarius, forming part of the asterism known as the Teapot.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf | star ⓘ |
| absoluteMagnitudeV | about +1.2 ⓘ |
| age_Myr | about 400 ⓘ |
| apparentMagnitudeBand | V ⓘ |
| apparentMagnitudeV | 4.71 ⓘ |
| bayerDesignation |
Epsilon Microscopii
NERFINISHED
ⓘ
ε Microscopii NERFINISHED ⓘ |
| belongsToConstellationFamily | Capricornus family NERFINISHED ⓘ |
| bestSeenInMonth | September ⓘ |
| catalogIdentifier |
CD−47 13677
NERFINISHED
ⓘ
HD 198001 NERFINISHED ⓘ HIP 102978 ⓘ HR 7950 NERFINISHED ⓘ SAO 230815 NERFINISHED ⓘ |
| celestialHemisphere | southern ⓘ |
| colorIndexBminusV | +0.02 ⓘ |
| constellation | Microscopium NERFINISHED ⓘ |
| declination | −47° 33′ (approx) ⓘ |
| distanceFromEarth_ly | approximately 166 ⓘ |
| distanceFromEarth_pc | approximately 51 ⓘ |
| effectiveTemperature_K | about 9200 ⓘ |
| epoch | J2000.0 ⓘ |
| equatorialCoordinateSystem | ICRS NERFINISHED ⓘ |
| flamsteedDesignation | none ⓘ |
| galacticLatitude | about −34° ⓘ |
| galacticLongitude | about 10° ⓘ |
| hasColor | white ⓘ |
| hasCompanions | no well-established stellar companion ⓘ |
| hasProperMotion | yes ⓘ |
| locatedIn |
Microscopium constellation region
NERFINISHED
ⓘ
Milky Way ⓘ |
| luminosity_solar | about 25 ⓘ |
| luminosityClass | V ⓘ |
| mass_solar | about 2.0 ⓘ |
| metallicity_FeH | near solar ⓘ |
| observedFrom | Southern Hemisphere NERFINISHED ⓘ |
| parallax_mas | about 19.5 ⓘ |
| properMotionDec_masPerYear | about −63 ⓘ |
| properMotionRA_masPerYear | about +52 ⓘ |
| radialVelocity_kmPerSec | about −2 ⓘ |
| radius_solar | about 2.1 ⓘ |
| rightAscension | 20h 45m 17s (approx) ⓘ |
| rotationalVelocity_kmPerSec | about 150 ⓘ |
| spectralType | A1V ⓘ |
| variableStar | no ⓘ |
| visibleToNakedEye | yes ⓘ |
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: Epsilon Microscopii Description of subject: Epsilon Microscopii is a relatively bright star located in the southern constellation Microscopium.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.