| 1 | GAL_LOZ \sep Low redshift luminous red galaxy |
| 2 | GAL_CMASS \sep dperp>0.55, color-mag cut |
| 4 | GAL_CMASS_COMM \sep dperp > 0.55, commissioning color-mag cut |
| 8 | GAL_CMASS_SPARSE \sep GAL_CMASS_COMM & (!GAL_CMASS) & (i<19.9) sparsely sampled |
| 16 | |
| 32 | GAL_LODPERP_DEPRECATED \sep (DEPRECATED) Same as hiz but between dperp00 and dperp0 |
| 64 | SDSS_KNOWN \sep Matches a known SDSS spectra |
| 128 | GAL_CMASS_ALL \sep GAL_CMASS and the entire sparsely sampled region |
| 256 | GAL_IFIBER2_FAINT \sep ifiber2 > 21.5, extinction corrected. Used after Nov 2010 |
| 512 | |
| 1024 | QSO_CORE \sep restrictive qso selection: commissioning only |
| 2048 | QSO_BONUS \sep permissive qso selection: commissioning only |
| 4096 | QSO_KNOWN_MIDZ \sep known qso between [2.2,9.99] |
| 8192 | QSO_KNOWN_LOHIZ \sep known qso outside of miz range. never target |
| 16384 | QSO_NN \sep Neural Net that match to sweeps/pass cuts |
| 32768 | QSO_UKIDSS \sep UKIDSS stars that match sweeps/pass flag cuts |
| 65536 | QSO_KDE_COADD \sep kde targets from the stripe82 coadd |
| 131072 | QSO_LIKE \sep likelihood method |
| 262144 | QSO_FIRST_BOSS \sep FIRST radio match |
| 524288 | QSO_KDE \sep selected by kde+chi2 |
| 1048576 | STD_FSTAR \sep standard f-stars |
| 2097152 | STD_WD \sep white dwarfs |
| 4194304 | STD_QSO \sep qso |
| 8388608 | |
| 16777216 | |
| 33554432 | |
| 67108864 | |
| 134217728 | |
| 268435456 | |
| 536870912 | |
| 1073741824 | |
| 2147483648 | |
| 4294967296 | TEMPLATE_GAL_PHOTO \sep galaxy templates |
| 8589934592 | TEMPLATE_QSO_SDSS1 \sep Quasar templates |
| 17179869184 | TEMPLATE_STAR_PHOTO \sep Stellar tempolates |
| 34359738368 | TEMPLATE_STAR_SPECTRO \sep Stellar templates (spectroscopically known) |
| 68719476736 | |
| 137438953472 | |
| 274877906944 | |
| 549755813888 | |
| 1099511627776 | QSO_CORE_MAIN \sep Main survey core sample |
| 2199023255552 | QSO_BONUS_MAIN \sep Main survey bonus sample |
| 4398046511104 | QSO_CORE_ED \sep Luminous Red Galaxy with redshift>0.4 |
| 8796093022208 | QSO_CORE_LIKE \sep Likelihood that make it into core |
| 17592186044416 | QSO_KNOWN_SUPPZ \sep known qso between [1.8,2.15] |