Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
time ball
|
| gptkbp:associatedWith |
gptkb:Greenwich_Mean_Time
|
| gptkbp:country |
gptkb:United_Kingdom
|
| gptkbp:dropsAt |
1:00 pm
|
| gptkbp:hasViewOf |
gptkb:River_Thames
|
| gptkbp:height |
5 feet (ball diameter)
|
| gptkbp:heritageStatus |
Grade I listed structure
|
| https://www.w3.org/2000/01/rdf-schema#label |
Greenwich Time Ball
|
| gptkbp:inception |
1833
|
| gptkbp:location |
gptkb:Royal_Observatory,_Greenwich
|
| gptkbp:material |
wood
|
| gptkbp:operatedBy |
gptkb:Royal_Observatory,_Greenwich
|
| gptkbp:purpose |
signal time to ships on the River Thames
|
| gptkbp:restored |
1919
1993 |
| gptkbp:status |
operational
|
| gptkbp:bfsParent |
gptkb:Shepherd_master_clock
|
| gptkbp:bfsLayer |
6
|