Delta Aquariids
E572605
The Delta Aquariids are an annual meteor shower that peaks in late July, producing a steady display of medium-speed meteors that appear to radiate from the constellation Aquarius.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Delta Aquariids canonical | 3 |
| Southern Delta Aquariids | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6175333 — 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: Delta Aquariids Context triple: [Delta Cancrids, discreteFrom, Delta Aquariids]
-
A.
Alpha Capricornids
Alpha Capricornids is an annual meteor shower, active in mid-summer, known for producing relatively bright, slow-moving meteors and occasional fireballs.
-
B.
Sigma Capricornids
The Sigma Capricornids are a minor annual meteor shower associated with the constellation Capricornus, producing relatively few but occasionally bright meteors.
-
C.
Chi Capricornids
The Chi Capricornids are a minor annual meteor shower that appears to radiate from the constellation Capricornus.
-
D.
Perseids
The Perseids were the mythological royal dynasty descended from the hero Perseus, associated with several legendary kings and heroes in Greek mythology.
-
E.
Iota Cancrids
The Iota Cancrids are a minor annual meteor shower that appears to radiate from the constellation Cancer.
- 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: Delta Aquariids Target entity description: The Delta Aquariids are an annual meteor shower that peaks in late July, producing a steady display of medium-speed meteors that appear to radiate from the constellation Aquarius.
-
A.
Alpha Capricornids
Alpha Capricornids is an annual meteor shower, active in mid-summer, known for producing relatively bright, slow-moving meteors and occasional fireballs.
-
B.
Sigma Capricornids
The Sigma Capricornids are a minor annual meteor shower associated with the constellation Capricornus, producing relatively few but occasionally bright meteors.
-
C.
Chi Capricornids
The Chi Capricornids are a minor annual meteor shower that appears to radiate from the constellation Capricornus.
-
D.
Perseids
The Perseids were the mythological royal dynasty descended from the hero Perseus, associated with several legendary kings and heroes in Greek mythology.
-
E.
Iota Cancrids
The Iota Cancrids are a minor annual meteor shower that appears to radiate from the constellation Cancer.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf | meteor shower ⓘ |
| activeFrom | early July ⓘ |
| activeUntil | mid-August ⓘ |
| alsoKnownAs |
Southern Delta Aquariids
ⓘ
linked to:
Delta Aquariids
|
| bestViewingTime |
after midnight
ⓘ
pre-dawn hours ⓘ |
| hemisphereVisibility |
Southern Hemisphere
ⓘ
Tropical latitudes ⓘ |
| meteorSpeedCategory | medium-speed ⓘ |
| meteorType |
mostly faint meteors
ⓘ
occasional fireballs ⓘ |
| meteorVelocityApprox | 41 km/s ⓘ |
| name | Delta Aquariids ⓘ |
| observedSinceCentury | 19th century ⓘ |
| occursInMonth |
August
ⓘ
July ⓘ |
| parentBody | Comet 96P/Machholz (probable) ⓘ |
| peakBroadness |
broad peak
ⓘ
no sharp single-night maximum ⓘ |
| radiantConstellation | Aquarius ⓘ |
| radiantMotion | radiant drifts eastward through Aquarius during activity period ⓘ |
| radiantStarRegion | Delta Aquarii region ⓘ |
| showerFamily |
Aquariid meteor showers
ⓘ
linked to:
Eta Aquariids
|
| showerRadiantDeclinationApprox | −16 degrees ⓘ |
| showerRadiantRightAscensionApprox | 339 degrees ⓘ |
| typicalObservationRequirement |
clear dark sky
ⓘ
unobstructed view of sky ⓘ |
| typicalPeakDateRange |
around July 28–30
ⓘ
late July ⓘ |
| typicalZenithalHourlyRate | 10–20 meteors per hour ⓘ |
| visibilityConditions |
best seen away from city lights
ⓘ
best seen from dark skies ⓘ |
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: Delta Aquariids Description of subject: The Delta Aquariids are an annual meteor shower that peaks in late July, producing a steady display of medium-speed meteors that appear to radiate from the constellation Aquarius.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Delta Aquariids
linked to: Delta Aquariids