halfLightRadius
P40628
predicate
Indicates the radius within which half of an object's total emitted light is contained.
All labels observed (10)
| Label | Occurrences |
|---|---|
| halfLightRadius canonical | 52 |
| hasHalfLightRadius | 7 |
| halfLightRadius_pc | 6 |
| halfLightRadius_approx | 4 |
| halfLightRadius_arcmin | 3 |
| hasHalfLightRadius_pc | 2 |
| approximateHalfLightRadius | 1 |
| halfLightRadius_angular_approx | 1 |
| halfLightRadius_ly | 1 |
| typicalHalfLightRadius | 1 |
Description generation (PDg)
The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.
Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning. # Instructions Focus on describing the relationship, not the entities themselves. # Response Format Begin the description with \' Indicates...\'
Input
Predicate: halfLightRadius
Generated description
Indicates the radius within which half of an object's total emitted light is contained.
Sample triples (78)
| Subject | Object |
|---|---|
|
M13
linked to:
globular star cluster M13
|
about 3.5 parsecs ⓘ |
| Andromeda I | approximately 0.7 kiloparsecs ⓘ |
| Messier 22 | about 3.4 arcminutes ⓘ |
| Andromeda VI | 1.0 kiloparsecs via predicate surface "halfLightRadius_approx" ⓘ |
| Messier 54 | about 9 via predicate surface "halfLightRadius_ly" ⓘ |
| Andromeda XI | approximately 145 parsecs ⓘ |
| Andromeda XII | about 125 parsecs ⓘ |
| Messier 69 | about 1.7 arcminutes ⓘ |
| M54 | about 0.82 arcminutes ⓘ |
| Fornax Dwarf Galaxy | 710 via predicate surface "halfLightRadius_pc" ⓘ |
| Messier 75 | ~0.86 arcminutes ⓘ |
| Andromeda II | about 1.1 kiloparsecs ⓘ |
| Andromeda XV | about 0.7 arcminutes ⓘ |
| Andromeda XV | about 120 parsecs ⓘ |
| Ursa Minor Dwarf Galaxy | ~300 via predicate surface "halfLightRadius_pc" ⓘ |
| Andromeda XIX | approximately 1.7 kiloparsecs ⓘ |
| Andromeda XXI | approximately 1.0 kiloparsecs ⓘ |
| Andromeda XXIII | approximately 1.0 kiloparsecs ⓘ |
| Andromeda XXVI | about 230 parsecs ⓘ |
| Andromeda XXVI | about 0.75 arcminutes ⓘ |
| Andromeda XXVIII | about 210 parsecs ⓘ |
| Messier 30 | about 1.0 arcminutes ⓘ |
| Great Hercules Cluster | about 3.3 parsecs ⓘ |
| M 13 | about 3.3 parsecs ⓘ |
| Segue 1 Dwarf Galaxy | 30 parsecs via predicate surface "halfLightRadius_approx" ⓘ |
| Segue 2 Dwarf Galaxy | about 34 parsecs ⓘ |
| Segue 2 Dwarf Galaxy | about 110 light-years ⓘ |
|
NGC 6712
linked to:
openCluster NGC 6712
|
a few parsecs via predicate surface "approximateHalfLightRadius" ⓘ |
| Messier 19 | about 1.3 arcminutes ⓘ |
| Ursa Major I Dwarf Galaxy | 300 via predicate surface "halfLightRadius_pc" ⓘ |
| Ursa Major I Dwarf Galaxy | 11 via predicate surface "halfLightRadius_arcmin" ⓘ |
| Ursa Major II Dwarf Galaxy | about 150 parsecs via predicate surface "halfLightRadius_approx" ⓘ |
| Messier 12 | about 3.0 arcminutes ⓘ |
| Canes Venatici I Dwarf Galaxy | ~550 parsecs ⓘ |
| M28 | about 1.56 arcminutes ⓘ |
| Messier 62 | about 1.03 arcminutes ⓘ |
| M22 | about 3.4 arcminutes ⓘ |
| Messier 4 | about 2.3 parsecs ⓘ |
| Leo IV Dwarf Galaxy | ~130 via predicate surface "hasHalfLightRadius_pc" ⓘ |
| Coma Berenices Dwarf Galaxy | 70 parsecs via predicate surface "halfLightRadius_approx" ⓘ |
| Coma Berenices Dwarf Galaxy | 5.9 arcminutes via predicate surface "halfLightRadius_angular_approx" ⓘ |
| Bootes I Dwarf Galaxy | about 200 parsecs ⓘ |
| 47 Tucanae | about 3.2 parsecs ⓘ |
| Tucana V | about 17 parsecs ⓘ |
| M69 | about 1.7 arcminutes ⓘ |
|
Whiting 1
linked to:
globular cluster Whiting 1
|
~0.5 arcminutes ⓘ |
| Local Group dwarf galaxies | tens to thousands of parsecs via predicate surface "typicalHalfLightRadius" ⓘ |
| NGC 6656 | about 3.4 arcminutes ⓘ |
| ESO 351-30 | 11 via predicate surface "halfLightRadius_arcmin" ⓘ |
| ESO 351-30 | 260 via predicate surface "halfLightRadius_pc" ⓘ |