Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
pulsar
|
| gptkbp:alsoKnownAs |
gptkb:PSR_B1821-24
|
| gptkbp:discoveredBy |
gptkb:Donald_C._Backer
|
| gptkbp:discoveredIn |
1987
|
| gptkbp:distanceFromEarth |
18,000 light-years
|
| gptkbp:groupCluster |
gptkb:M28
|
| gptkbp:hasCompanion |
white dwarf
|
| https://www.w3.org/2000/01/rdf-schema#label |
PSR-A
|
| gptkbp:locatedIn |
gptkb:globular_cluster_M28
|
| gptkbp:rotationPeriod |
3.05 milliseconds
|
| gptkbp:type |
gptkb:millisecond_pulsar
|
| gptkbp:bfsParent |
gptkb:Yamaha_PSR_Keyboard_Series
|
| gptkbp:bfsLayer |
6
|