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- Bitmask Primer
- Bitmasks in CAS
- Bitmasks in SEGUE
- Bitmasks in IDL
- PHOTO FLAGS1
- PHOTO FLAGS2
- RESOLVE_STATUS
- CALIB_STATUS
- IMAGE_STATUS
- LEGACY_TARGET1
- LEGACY_TARGET2
- SEGUE1_TARGET1
- SEGUE1_TARGET2
- SEGUE2_TARGET1
- SEGUE2_TARGET2
- SPECIAL_TARGET1
- BOSS_TARGET1
- ANCILLARY_TARGET1
- ANCILLARY_TARGET2
- BOSSTILE_STATUS
- FLUXMATCH_STATUS
- SPECTRUM PIXMASK
- ZWARNING
- APOGEE_TARGET1
- APOGEE_TARGET2
FLUXMATCH_STATUS: Flags from flux-based matching to SDSS photometry
| Bit name | Binary digit | Description |
|---|---|---|
| ORIGINAL_FLUXMATCH | 0 | used the original positional match (which exists) |
| FIBER_FLUXMATCH | 1 | flagged due to fiberflux/aperflux issue |
| NONMATCH_FLUXMATCH | 2 | flagged due to non-match |
| NOPARENT_FLUXMATCH | 3 | no overlapping parent in primary field |
| PARENT_FLUXMATCH | 4 | overlapping parent has no children, so used it |
| BRIGHTEST_FLUXMATCH | 5 | picked the brightest child |