| Map PhotoObj which are potential targets to sectors |
| PhotoObj should only appear once in this list because any ra,dec should belong to a unique sector |
| name | type | length | unit | ucd | description |
| objID | bigint | 8 | ID_CATALOG | ID of the best PhotoObj | |
| regionID | bigint | 8 | ID_CATALOG | ID of the sector | |
| status | int | 4 | CODE_MISC | Status of the object in the survey | |
| primTarget | int | 4 | CODE_MISC | Bit mask of primary target categories the object was selected in. | |
| secTarget | int | 4 | CODE_MISC | Bit mask of secondary target categories the object was selected in. | |
| petroMag_r | real | 4 | mag | PHOT_SDSS_R | Petrosian flux |
| extinction_r | real | 4 | mag | PHOT_EXTINCTION_GAL | Extinction in each filter |