| Neighbouring sources for each entry in userv1877Source. |
| All neighbouring sources within 10.0 arcsec of each merged source from USERV1877 data are recorded in this neighbour table. The table userv1877Source was joined to itself to create this table of neighbours. |
| Name | Type | Length | Unit | Description | Default Value | Unified Content Descriptor |
|---|---|---|---|---|---|---|
| masterObjID | bigint | 8 | The unique ID in userv1877Source (=sourceID) | ID_MAIN | ||
| slaveObjID | bigint | 8 | The unique ID of the neighbour in userv1877Source (=sourceID) | ID_CATALOG | ||
| distanceMins | real | 4 | arcminutes | Angular separation between neighbours | POS_ANG_DIST_GENERAL | |
| Total length | 20 |