| 1 | 'edge', Detector bevel edge reflection |
| 2 | 'window', Detector window reflection |
| 4 | 'dichroic', Dichroic reflection |
| 8 | 'varpix', Variable pixel based on time slices |
| 16 | 'brtedge', Bright star near field edge |
| 32 | 'detector rim', Proximity, >0.6 degrees from field center |
| 64 | 'dimask', Dichroic reflection artifact mask flag |
| 128 | 'varmask', Masked pixel determined by varpix |
| 256 | 'hot mask', Detector hot spots |
| 512 | 'yaghost', Possible ghost image from YA slope |