Definition of Quality Flags for GLIMPSE

Option: 0 (0=show all flags, x=hexadecimal)

1 (S0L1) photometry comes from long exposure data.
2 (A0F1) photometry method is fit photometry (not aperture)
4 (SAT) bright source is in proximity
8 (COL) object located in the column pulldown belt (intensity reduction of columns with bright sources)
16 (MUX) object located in the mux-bleed pulldown belt (flux leaks from bright sources)
32 (GHO) object is suspected to be a ghost