| airmass | float | The effective airmass | | obs.airMass |
| astrom_params | AstrometricParameters | Information about the derived astrometry | | |
| chip | Chip | Information about the chip | | instr.det meta.id |
| creation_date | datetime | Date this object was created | | time.epoch |
| date_obs | datetime | Date of the observation of the associated frame | | time.obs |
| filename | str | The name of the associated file | | meta.id meta.file |
| filter | Filter | Information about the filter | | instr.filter meta.id |
| frame | BaseFrame | Pixel data from which the catalog will be derived | | |
| 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 |
| mag_id | str | Identifier for the photometric band | | instr.filter phot.mag |
| observing_block | ObservingBlock | Information about the observing block | | |
| photsourcelist | PhotSrcSource | Contents of the catalog (list of PhotSrcSources) | | |
| process_params | PhotSrcCatalogParameters | Processing parameters | | |
| refcat | PhotRefCatalog | The input reference catalog | | |
| seeing | float | Seeing estimate for SExtractor configuration | pixel | instr.obsty.seeing |
| sexconf | SextractorConfig | The SExtractor configuration | | |
| sexparam | str | Additional extraction parameters | | |
| skybackground | float | The sky background | count | instr.skyLevel |
| sourcecount | int | Number of detected objects | | arith.factor |
| template | Template | Information about the template | | |
| threshold | float | SExtractor detection threshold | | instr.sensitivity obs.image stat.median |
| transform | PhotTransformation | An optional transformation table | | |
| weight | BaseFrame | The weights associated with the frame | | |
| weightscale | float | The weight scale | | arith.factor obs.image stat.median |
| zeropoint | float | Photometric zeropoint | mag | arith.zp |
