| name | type | length | unit | ucd | description |
| delta | real | 4 | arcsec | POS_ANG_DIST_GENERAL | Position difference between catalog and photo object (r' band) |
| match | int | 4 | | ID_CATALOG | ID of the matching ROSAT source (0 = no match) |
| cps | real | 4 | ct/s | PHOT_COUNTS_X | integrated ROSAT counts |
| hard1 | real | 4 | | SPECT_HARDNESS-RATIO | ROSAT hardness ratio 1 |
| hard2 | real | 4 | | SPECT_HARDNESS-RATIO | ROSAT hardness ratio 2 |
| extent | real | 4 | arcsec | EXTENSION_RAD | ROSAT extent parameter |
| exposure | real | 4 | s | TIME_EXPTIME | ROSAT exposure time |
| posErr | real | 4 | arcsec | POS_ANG ERROR | Error in ROSAT position |
| cpsErr | real | 4 | ct/s | ERROR PHOT_COUNTS_X | Error in integrated ROSAT counts |
| hard1Err | real | 4 | | SPECT_HARDNESS-RATIO ERROR | Error in ROSAT hardness ratio 1 |
| hard2Err | real | 4 | | SPECT_HARDNESS-RATIO ERROR | Error in ROSAT hardness ratio 2 |
| extentLike | real | 4 | | STAT_LIKELIHOOD | ROSAT extent parameter likelihood |
| detectLike | real | 4 | | STAT_LIKELIHOOD | ROSAT detection likelihood |
| objID | bigint | 8 | | ID_MAIN | unique id, points to photoObj |