Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:standard
|
| gptkbp:abbreviation |
gptkb:TAI
|
| gptkbp:basedOn |
gptkb:atomic_clocks
|
| gptkbp:calculationMethod |
weighted average of atomic clocks
|
| gptkbp:compatibleWith |
leap seconds
|
| gptkbp:differenceFromUTC |
varies (no leap seconds in TAI)
|
| https://www.w3.org/2000/01/rdf-schema#label |
International Atomic Time
|
| gptkbp:introducedIn |
1955
|
| gptkbp:location |
worldwide
|
| gptkbp:maintainedBy |
gptkb:Bureau_International_des_Poids_et_Mesures
|
| gptkbp:measures |
seconds
|
| gptkbp:numberOfParticipatingClocks |
over 400
|
| gptkbp:predecessor |
gptkb:Ephemeris_Time
|
| gptkbp:purpose |
provide a continuous and stable time scale
|
| gptkbp:relatedTo |
gptkb:Greenwich_Mean_Time
Coordinated Universal Time |
| gptkbp:unitDefinition |
gptkb:SI_second
|
| gptkbp:usedBy |
astronomer
metrologists satellite navigation systems |
| gptkbp:usedFor |
scientific timekeeping
|
| gptkbp:bfsParent |
gptkb:Atomic_Clock_Laboratory
gptkb:NIST_Time_Scale gptkb:The_Atomic_Clock |
| gptkbp:bfsLayer |
6
|