GMT
E3380
GMT (Greenwich Mean Time) is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the international civil time standard and the basis for modern time zones.
Observed surface forms (2)
| Surface form | As subject | As object |
|---|---|---|
| Greenwich time | 0 | 1 |
| Universal Time | 0 | 1 |
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
time scale
→
time standard → |
| abbreviationOf | Greenwich Mean Time → |
| basedOn | mean solar time → |
| category |
time in the United Kingdom
→
time zones → |
| definedBy | mean solar time at Greenwich meridian → |
| fullName | Greenwich Mean Time → |
| governingBody |
Maritime Greenwich
→
surface form:
Royal Observatory, Greenwich
|
| hasNoDaylightSavingOffset | true → |
| historicallyReplacedBy | Coordinated Universal Time → |
| introducedInCentury | 19th century → |
| locatedIn |
Greenwich
→
London, England →
surface form:
London
United Kingdom → |
| measuredAt |
Maritime Greenwich
→
surface form:
Royal Observatory, Greenwich
|
| observedAsStandardTimeIn |
Burkina Faso
→
Côte d'Ivoire → Bioko Island →
surface form:
Equatorial Guinea (Bioko Island)
Ghana → Guinea → Guinea-Bissau → Iceland → Ireland →
surface form:
Ireland (winter)
Liberia → Mali → Portugal (mainland, winter) → Senegal → Sierra Leone → The Gambia → Togo → United Kingdom (winter) → |
| referenceLongitude | 0 degrees longitude → |
| referenceMeridian | Prime Meridian → |
| relatedTo |
Coordinated Universal Time
→
surface form:
UTC
|
| supersededInPrecisionBy | atomic time → |
| timeOffsetFromUTC | UTC+00:00 → |
| usedAs |
basis for modern time zones
→
international civil time standard → |
| usedFor |
international timekeeping
→
navigation → railway timetables → |
Referenced by (149)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Greenwich time
subject surface form:
Norfolk
subject surface form:
West End
this entity surface form:
Universal Time
subject surface form:
Cullercoats
subject surface form:
Folkestone