| Bit name |
Binary digit |
Description |
| LIGHT_TRAP |
0 |
Light trap |
| APOGEE_FLUX_STANDARD |
1 |
Flux standard |
| APOGEE_STANDARD_STAR |
2 |
Stellar abundance, parameters standard |
| APOGEE_RV_STANDARD |
3 |
Stellar radial velocity standard |
| SKY |
4 |
Sky |
| SKY_BAD |
5 |
Selected as sky but identified as bad (via visual exam or observation) |
| GUIDE_STAR |
6 |
Guide star |
| BUNDLE_HOLE |
7 |
Bundle hole |
| APOGEE_TELLURIC_BAD |
8 |
Star selected as telluric standard but identified as bad (via SIMBAD or observation) |
| APOGEE_TELLURIC |
9 |
Hot (telluric) standard star |
| APOGEE_CALIB_CLUSTER |
10 |
Known calibration cluster member star |
| APOGEE_GC_GIANT |
11 |
Probable giant star in Galactic Center |
| APOGEE_GC_SUPER_GIANT |
12 |
Probable supergiant star in Galactic Center |
| APOGEE_EMBEDDEDCLUSTER_STAR |
13 |
Young embedded clusters (ancillary) |
| APOGEE_LONGBAR |
14 |
Probable RC star in long bar (ancillary) |
| APOGEE_EMISSION_STAR |
15 |
Emission-line star (ancillary) |
| APOGEE_KEPLER_COOLDWARF |
16 |
Kepler cool dwarf/subgiant (ancillary) |
| APOGEE_MIRCLUSTER_STAR |
17 |
Candidate MIR-detected cluster member (ancillary) |
| APOGEE_CHECKED |
31 |
This target has been checked |
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