M11
E459049
M11 is a rich, compact open star cluster in the constellation Scutum, also known as the Wild Duck Cluster.
All labels observed (1)
| Label | Occurrences |
|---|---|
| M11 canonical | 1 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Messier object
ⓘ
NGC object ⓘ open star cluster ⓘ |
| age |
about 220 million years
ⓘ
on the order of 200 million years ⓘ |
| alsoKnownAs |
Messier 11
NERFINISHED
ⓘ
NGC 6705 NERFINISHED ⓘ Wild Duck Cluster NERFINISHED ⓘ |
| angularSize | 14 arcminutes ⓘ |
| apparentMagnitudeV | 5.8 ⓘ |
| appearance |
compact
ⓘ
rich ⓘ triangular star pattern resembling a flock of ducks in flight ⓘ |
| belongsTo | Scutum Star Cloud region NERFINISHED ⓘ |
| bestSeenFrom | Northern Hemisphere NERFINISHED ⓘ |
| bestViewingSeason | summer ⓘ |
| cataloguedBy | Charles Messier NERFINISHED ⓘ |
| clusterType | rich open cluster ⓘ |
| constellation | Scutum NERFINISHED ⓘ |
| contains |
B-type main-sequence stars
ⓘ
giant stars ⓘ many F-type main-sequence stars ⓘ |
| coreConcentration | high ⓘ |
| declination | −06°16′ ⓘ |
| discoveredBy | Gottfried Kirch NERFINISHED ⓘ |
| discoveryMethod | telescopic observation ⓘ |
| discoveryYear | 1681 ⓘ |
| distanceFromEarth |
about 1.8 kiloparsecs
ⓘ
about 6000 light-years ⓘ |
| galacticLatitude | −2.8 degrees (approximate) ⓘ |
| galacticLongitude | 27.3 degrees (approximate) ⓘ |
| hasTrumplerClassification | Trumpler 2.2R NERFINISHED ⓘ |
| locatedIn |
Galactic disk
ⓘ
Milky Way ⓘ |
| mass | several thousand solar masses ⓘ |
| messierNumber | 11 ⓘ |
| metallicity | near-solar ⓘ |
| ngcNumber | 6705 ⓘ |
| numberOfStars | several thousand ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ |
| rightAscension | 18h51m ⓘ |
| usedFor |
studies of mass segregation in star clusters
ⓘ
studies of stellar evolution in open clusters ⓘ |
| visibility |
resolved into stars with small telescopes
ⓘ
visible in binoculars under 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: M11 Description of subject: M11 is a rich, compact open star cluster in the constellation Scutum, also known as the Wild Duck Cluster.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.