| 1 | Light trap (LIGHT_TRAP) |
| 2 | Flux standard (APOGEE_FLUX_STANDARD) |
| 4 | Stellar abundance and/or parameters standard (APOGEE_STANDARD_STAR) |
| 8 | Stellar radial velocity standard (APOGEE_RV_STANDARD) |
| 16 | Blank sky position (SKY) |
| 32 | Selected as sky but IDed as bad; via visual examination or observation (APOGEE_SKY_BAD) |
| 64 | Guide star (APOGEE_GUIDE_STAR) |
| 128 | Bundle hole (APOGEE_BUNDLE_HOLE) |
| 256 | Selected as telluric std but IDed as too red; via SIMBAD or observation (APOGEE_TELLURIC_BAD) |
| 512 | Hot (telluric) standard star (APOGEE_TELLURIC) |
| 1024 | Known calibration cluster member star (APOGEE_CALIB_CLUSTER) |
| 2048 | Probable giant star in Galactic bulge (APOGEE_BULGE_GIANT) |
| 4096 | Probable supergiant star in Galactic bulge (APOGEE_BULGE_SUPER_GIANT) |
| 8192 | Young nebulous clusters; Covey, Tan (APOGEE_EMBEDDEDCLUSTER_STAR) |
| 16384 | Milky Way long bar; Zasowski (APOGEE_LONGBAR) |
| 32768 | Be emission-line star; Chojnowski, Whelan (APOGEE_EMISSION_STAR) |
| 65536 | Kepler cool dwarfs; van Saders (APOGEE_KEPLER_COOLDWARF) |
| 131072 | Outer disk MIR clusters; Beaton (APOGEE_MIRCLUSTER_STAR) |
| 262144 | RV variability in IC348; Nidever, Covey? (APOGEE_RV_MONITOR_IC348) |
| 524288 | Kepler planet host or binary monitored for RV variability; Deshpande, Fleming, Mahadevan (APOGEE_RV_MONITOR_KEPLER) |
| 1048576 | Gaia-ESO calibration targets (APOGEE_GES_CALIBRATE) |
| 2097152 | Bulge commissioning RV verification; Nidever (APOGEE_BULGE_RV_VERIFY) |
| 4194304 | Targeted with the 1-m telescope; Holtzman (APOGEE_1M_TARGET) |
| 8388608 | |
| 16777216 | |
| 33554432 | |
| 67108864 | |
| 134217728 | |
| 268435456 | |
| 536870912 | |
| 1073741824 |