Master Clock of the United States
GPTKB entity
Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
atomic clock
|
| gptkbp:accuracy |
within nanoseconds per day
|
| gptkbp:broadcasts |
time signals
|
| gptkbp:coordinates |
gptkb:National_Institute_of_Standards_and_Technology
gptkb:International_Bureau_of_Weights_and_Measures |
| gptkbp:established |
1960s
|
| https://www.w3.org/2000/01/rdf-schema#label |
Master Clock of the United States
|
| gptkbp:location |
gptkb:Washington,_D.C.
|
| gptkbp:operatedBy |
gptkb:United_States_Naval_Observatory
|
| gptkbp:provides |
official time for the United States
|
| gptkbp:supports |
gptkb:Department_of_Defense
gptkb:Global_Positioning_System_(GPS) federal agencies |
| gptkbp:technology |
gptkb:hydrogen_maser
gptkb:cesium_atomic_clock |
| gptkbp:usedFor |
synchronizing military and civilian timekeeping
|
| gptkbp:bfsParent |
gptkb:US_Naval_Observatory
|
| gptkbp:bfsLayer |
7
|