Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
astronomer
|
| gptkbp:compiledBy |
gptkb:Uhuru_satellite
|
| gptkbp:contains |
X-ray sources
|
| gptkbp:field |
X-ray astronomy
|
| gptkbp:fullName |
gptkb:Fourth_Uhuru_Catalog
|
| https://www.w3.org/2000/01/rdf-schema#label |
4U catalog
|
| gptkbp:language |
English
|
| gptkbp:numberOfRooms |
339
|
| gptkbp:predecessor |
gptkb:3U_catalog
|
| gptkbp:publicationYear |
1978
|
| gptkbp:publisher |
gptkb:NASA
|
| gptkbp:relatedTo |
gptkb:Uhuru_satellite
supernova pulsar binary star system active galactic nucleus |
| gptkbp:successor |
gptkb:5U_catalog
|
| gptkbp:usedFor |
astronomical research
|
| gptkbp:bfsParent |
gptkb:C_1727-670
|
| gptkbp:bfsLayer |
6
|