| Cross-neighbours between uds and xmm3dr4. |
| All THREEXMM..xmm3dr4 sources within 10.0 arcsec of each source from UDS data are recorded in this cross-neighbour table. The table udsSource was joined to the xmm3dr4 table to create these cross-neighbours. Use this table for any cross-querying of UDS data with sources from 3XMM. |
| Name | Type | Length | Unit | Description | Default Value | Unified Content Descriptor |
|---|---|---|---|---|---|---|
| masterObjID | bigint | 8 | The unique ID in udsSource (=sourceID) | ID_MAIN | ||
| slaveObjID | bigint | 8 | The unique ID of the neighbour in THREEXMM..xmm3dr4 (=DETID) | ID_CATALOG | ||
| distanceMins | real | 4 | arcminutes | Angular separation between neighbours | POS_ANG_DIST_GENERAL | |
| Total length | 20 |