| name | value | description |
| OK | 0x00000000 | No warnings. |
| NO_SPEC | 0x00000001 | No spectrum. |
| NO_BLUE | 0x00000004 | No blue side spectrum. |
| NO_RED | 0x00000008 | No red side spectrum. |
| NOT_GAL | 0x00000010 | Classification does not match galaxy target. |
| NOT_QSO | 0x00000020 | Classification does not match quasar target. |
| NOT_STAR | 0x00000040 | Classification does not match star target. |
| GAL_COEF | 0x00000080 | Galaxy PCA coefficients far off locus (placeholder). |
| EMAB_INC | 0x00000100 | Emission and absorption z's inconsistent. |
| AB_INC | 0x00000200 | Absorption redshifts inconsistent. |
| EM_INC | 0x00000400 | Emission redshifts inconsistent. |
| HIZ | 0x00000800 | Redshift is high. |
| LOC | 0x00001000 | Confidence is low. |
| LOW_SNG | 0x00002000 | Signal to noise is low in g. |
| LOW_SNR | 0x00004000 | Signal to noise is low in r . |
| LOW_SNI | 0x00008000 | Signal to noise is low in i. |
| 4000BREAK | 0x00010000 | EW(4000A break) > 0.95. |
| NOT_MAPPED | 0x00020000 | Fiber was not mapped |
| MANUAL_MAPPED | 0x00040000 | Fiber mapping was set manually |
| LOADER_MAPPED | 0x00080000 | Single unmapped fiber re-mapped by DB loader |