| astrom | Astrom | | |
| creation_date | datetime | Date this object was created | |
| DATE | datetime | | |
| EPOCH | float | | |
| EQUINOX | float | | |
| filename | str | The base name of the associated file object | |
| filter | Filter | | |
| globalname | str | The name used to store and retrieve object from Storage | |
| imstat | Imstat | Image statistics | |
| instrument | Instrument | | |
| is_valid | int | Manual/external flag to disqualify bad data (SuperFlag) | |
| NAXIS1 | int | The x-size of the chip | |
| NAXIS2 | int | The y-size of the chip | |
| OBJECT | str | Identifier (16 chars) | |
| process_status | int | | |
| quality_flags | int | | |
| RADECSYS | str | | |
| SKY | float | Sky backgr in mag/sqarcs | |
