| bias | BiasFrame | A BiasFrame object | | |
| chip | Chip | Information about the chip | | instr.det meta.id |
| creation_date | datetime | Date this object was created | | time.epoch |
| explevels | float | The exposure level (median) of each DomeFlatFrame | ADU | |
| exptimes | float | The exposure time of each DomeFlatFrame | second | |
| filename | str | The name of the associated file | | meta.id meta.file |
| gain | float | The measurement of the gain (ADU conversion factor) | e^- / ADU | instr.sensitivity |
| globalname | str | The name used to store and retrieve file to and from Storage | | meta.id |
| instrument | Instrument | Information about the instrument | | instr.obsty |
| is_valid | int | Manual/external flag to disqualify bad data (SuperFlag) | | meta.code |
| median_sum | float | Raw measurements of medians of the added DomeFlatFrames | ADU | |
| observing_block | ObservingBlock | Information about the observing block | | |
| process_params | GainLinearityParameters | Processing parameters | | |
| process_status | int | A flag indicating the processing status | | meta.code |
| quality_flags | int | Automatic/internal quality flag | | meta.code |
| raw_domeflat_frames | RawDomeFlatFrame | A list of RawDomeFlatFrame objects | | |
| rms_diff | float | Raw measurements of standard deviations of the subtracted DomeFlatFrames | ADU | |
| template | Template | Information about the template | | |
| timestamp_end | datetime | End of valid period | | time |
| timestamp_start | datetime | Start of valid period | | time |
