referenceMeridian
P6025
predicate
Indicates that one location, measurement, or coordinate system is defined or interpreted relative to a specified meridian used as its longitudinal reference.
All labels observed (24)
| Label | Occurrences |
|---|---|
| referenceMeridian canonical | 9 |
| followsMeridian | 8 |
| referenceSystem | 8 |
| coordinateSystemReference | 5 |
| centralMeridian | 3 |
| bearingReference | 2 |
| primeMeridian | 2 |
| baseMeridian | 1 |
| basedOnMeridian | 1 |
| definedByMeridian | 1 |
| followsMeridianApproximately | 1 |
| geographicalLongitudeReference | 1 |
| historicalPrimeMeridian | 1 |
| includesSectorFromMeridian | 1 |
| isPrincipalMeridianFor | 1 |
| locatedOnMeridian | 1 |
| longitudeReference | 1 |
| meridianLine | 1 |
| primaryMeridianRelation | 1 |
| primeMeridianRelation | 1 |
| principalMeridian | 1 |
| principalMeridianDescription | 1 |
| principalMeridianLongitude | 1 |
| principalMeridianReference | 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: referenceMeridian
Generated description
Indicates that one location, measurement, or coordinate system is defined or interpreted relative to a specified meridian used as its longitudinal reference.
Sample triples (54)
| Subject | Object |
|---|---|
| GMT | Prime Meridian ⓘ |
| Indian Standard Time | 82.5°E via predicate surface "principalMeridian" ⓘ |
| Indian Standard Time | 82°30′ east of Greenwich via predicate surface "principalMeridianDescription" ⓘ |
| China Standard Time | 120th meridian east ⓘ |
| Maritime Greenwich |
Prime Meridian
via predicate surface "coordinateSystemReference"
ⓘ
surface form:
Prime Meridian (0° longitude)
|
| Coordinated Universal Time | Prime Meridian ⓘ |
| San Bernardino meridian | Public Land Survey System via predicate surface "referenceSystem" ⓘ |
| WGS84 | Greenwich via predicate surface "primeMeridian" ⓘ |
| Ross Dependency | 160° east via predicate surface "includesSectorFromMeridian" ⓘ |
| El Hierro | used as reference meridian before Greenwich via predicate surface "historicalPrimeMeridian" ⓘ |
| Greenwich town centre | near Prime Meridian at Greenwich via predicate surface "coordinateSystemReference" ⓘ |
| Madras Time | 80°18′30″E via predicate surface "longitudeReference" ⓘ |
| Zulu time |
Prime Meridian
ⓘ
surface form:
Prime Meridian at Greenwich
|
|
PT
surface form:
Pacific Time
|
west of Prime Meridian via predicate surface "primaryMeridianRelation" ⓘ |
| Greenwich, Kent, England |
Prime Meridian
via predicate surface "coordinateSystemReference"
ⓘ
surface form:
Prime Meridian (0° longitude)
|
| International Date Line | Coordinated Universal Time via predicate surface "referenceSystem" ⓘ |
| International Date Line | time zones via predicate surface "referenceSystem" ⓘ |
| Missouri–Kansas state line | 94th meridian west via predicate surface "followsMeridianApproximately" ⓘ |
| Alabama–Mississippi border | approximately 88th meridian west via predicate surface "followsMeridian" ⓘ |
| Nevada–Utah state line | 114th meridian west via predicate surface "followsMeridian" ⓘ |
| British National Grid | 2 degrees West via predicate surface "centralMeridian" ⓘ |
| TAI | terrestrial timekeeping via predicate surface "referenceSystem" ⓘ |
|
TT
surface form:
Terrestrial Time
|
geocentric via predicate surface "referenceSystem" ⓘ |
|
Ordnance Survey National Grid (approximate)
surface form:
Ordnance Survey National Grid
|
Prime Meridian
ⓘ
surface form:
Greenwich meridian
|
| IST | 82.5°E via predicate surface "principalMeridianLongitude" ⓘ |
| IST | Allahabad Observatory via predicate surface "principalMeridianReference" ⓘ |
| Dunfermline City Chambers |
National Record of the Historic Environment entries
via predicate surface "referenceSystem"
ⓘ
surface form:
Historic Environment Scotland listed building register
|
| BJT | 120th meridian east via predicate surface "basedOnMeridian" ⓘ |
| VOR/DME | magnetic north via predicate surface "bearingReference" ⓘ |
| VOR/DME | station declination via predicate surface "bearingReference" ⓘ |
| Indiana–Ohio border | approximately 84 degrees west longitude via predicate surface "followsMeridian" ⓘ |
| Ordnance Survey National Grid |
Prime Meridian
ⓘ
surface form:
Greenwich meridian
|
| Taipei Time | 120th meridian east (nominal for UTC+8) via predicate surface "baseMeridian" ⓘ |
| OS National Grid | Greenwich meridian NERFINISHED ⓘ |
| Universal Time 1 | prime meridian ⓘ |
| Universal Time 2 | Greenwich meridian NERFINISHED ⓘ |
| Nebraska–Wyoming border | 104th meridian west via predicate surface "followsMeridian" ⓘ |
| Zij-i Ilkhani | Maragha via predicate surface "geographicalLongitudeReference" NERFINISHED ⓘ |
| NGC 4387 | ICRS via predicate surface "coordinateSystemReference" NERFINISHED ⓘ |
| LAC-144 region | mean Earth/polar axis lunar reference frame via predicate surface "referenceSystem" ⓘ |
| OSGB grid | 2 degrees west via predicate surface "centralMeridian" ⓘ |
| Monte Mario | Italian geodetic datum Monte Mario via predicate surface "coordinateSystemReference" NERFINISHED ⓘ |
| Peacehaven Meridian Monument | Prime Meridian via predicate surface "locatedOnMeridian" NERFINISHED ⓘ |
| Idaho–Wyoming border | 111th meridian west via predicate surface "followsMeridian" ⓘ |
| Lloydminster | 110th meridian west via predicate surface "meridianLine" NERFINISHED ⓘ |
| Airy (Martian crater) | contains Airy-0, the defining point of Mars prime meridian via predicate surface "primeMeridianRelation" ⓘ |
| ITRF2020 | International Terrestrial Reference System via predicate surface "referenceSystem" NERFINISHED ⓘ |
| OSGB36 | Greenwich via predicate surface "primeMeridian" NERFINISHED ⓘ |
| Transverse Mercator | reference meridian for minimal distortion via predicate surface "centralMeridian" ⓘ |
| Western Australia–South Australia border | 129th meridian east via predicate surface "definedByMeridian" ⓘ |