ObsCore
OGA-specific Observation metadata in ObsTAP form for the live content of the repository
Columns
| name | datatype | description | unit | nullable | ivoa:ucd | tap:column_index | tap:principal | tap:std | votable:arraysize | votable:xtype | votable:utype | length |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| dataproduct_type | string | Data product (file content) primary type | true | meta.code.class | 10 | 1 | 1 | 128* | ObsDataset.dataProductType | 128 | ||
| dataproduct_subtype | string | Data product specific type | true | meta.code.class | 20 | 1 | 1 | 64* | ObsDataset.dataProductSubtype | 64 | ||
| facility_name | string | The name of the facility, telescope, or space craft used for the observation | true | meta.id;instr.tel | 210 | 1 | 1 | 128* | Provenance.ObsConfig.Facility.name | 128 | ||
| calib_level | int | Calibration level of the observation: in {0, 1, 2, 3, 4} | false | meta.code;obs.calib | 30 | 1 | 1 | ObsDataset.calibLevel | ||||
| target_name | string | Object of interest | true | meta.id;src | 270 | 0 | 1 | 32* | Target.name | 32 | ||
| obs_id | string | Internal ID given by the ObsTAP service | false | meta.id | 180 | 1 | 1 | 128* | DataID.observationID | 128 | ||
| obs_collection | string | Name of the data collection | false | meta.id | 190 | 1 | 1 | 128* | DataID.collection | 128 | ||
| obs_publisher_did | string | ID for the Dataset given by the publisher | false | meta.ref.ivoid | 260 | 0 | 1 | 256* | Curation.publisherDID | 256 | ||
| access_url | text | URL used to access dataset | true | meta.ref.url | 240 | 1 | 1 | * | clob | Access.reference | ||
| access_format | string | Content format of the dataset | true | meta.code.mime | 250 | 1 | 1 | 128* | Access.format | 128 | ||
| s_ra | double | Central Spatial Position in ICRS; Right ascension | deg | true | pos.eq.ra | 150 | 1 | 1 | Char.SpatialAxis.Coverage.Location.Coord.Position2D.Value2.C1 | |||
| s_dec | double | Central Spatial Position in ICRS; Declination | deg | true | pos.eq.dec | 160 | 1 | 1 | Char.SpatialAxis.Coverage.Location.Coord.Position2D.Value2.C2 | |||
| s_fov | double | Estimated size of the covered region as the diameter of a containing circle | deg | true | phys.angSize;instr.fov | 170 | 1 | 1 | Char.SpatialAxis.Coverage.Bounds.Extent.diameter | |||
| s_region | string | Sky region covered by the data product (expressed in ICRS frame) | true | pos.outline;obs.field | 230 | 1 | 1 | 512* | Char.SpatialAxis.Coverage.Support.Area | 512 | ||
| s_resolution | double | Spatial resolution of data as FWHM of PSF | arcsec | true | pos.angResolution | 280 | 0 | 1 | Char.SpatialAxis.Resolution.Refval.value | |||
| s_xel1 | long | Number of elements along the first coordinate of the spatial axis | true | meta.number | 290 | 0 | 1 | Char.SpatialAxis.numBins1 | ||||
| s_xel2 | long | Number of elements along the second coordinate of the spatial axis | true | meta.number | 300 | 0 | 1 | Char.SpatialAxis.numBins2 | ||||
| t_xel | long | Number of elements along the time axis | true | meta.number | 320 | 0 | 1 | Char.TimeAxis.numBins | ||||
| t_min | double | Start time in MJD | d | true | time.start;obs.exposure | 130 | 1 | 1 | Char.TimeAxis.Coverage.Bounds.Limits.StartTime | |||
| t_max | double | Stop time in MJD | d | true | time.end;obs.exposure | 140 | 1 | 1 | Char.TimeAxis.Coverage.Bounds.Limits.StopTime | |||
| t_exptime | double | Total exposure time | s | true | time.duration;obs.exposure | 120 | 1 | 1 | Char.TimeAxis.Coverage.Support.Extent | |||
| t_resolution | double | Temporal resolution FWHM | s | true | time.resolution | 310 | 0 | 1 | Char.TimeAxis.Resolution.Refval.value | |||
| em_xel | long | Number of elements along the spectral axis | true | meta.number | 340 | 0 | 1 | Char.SpectralAxis.numBins | ||||
| em_min | double | start in spectral coordinates | m | true | em.wl;stat.min | 50 | 1 | 1 | Char.SpectralAxis.Coverage.Bounds.Limits.LoLimit | |||
| em_max | double | stop in spectral coordinates | m | true | em.wl;stat.max | 60 | 1 | 1 | Char.SpectralAxis.Coverage.Bounds.Limits.HiLimit | |||
| em_res_power | double | Value of the resolving power along the spectral axis (R) | true | spect.resolution | 350 | 0 | 1 | Char.SpectralAxis.Resolution.ResolPower.refVal | ||||
| o_ucd | string | Nature of the observable axis | true | meta.ucd | 200 | 1 | 1 | 32* | Char.ObservableAxis.ucd | 32 | ||
| pol_xel | long | Number of elements along the polarization axis | true | meta.number | 330 | 0 | 1 | Char.PolarizationAxis.numBins | ||||
| instrument_name | string | The name of the instrument used for the observation | true | meta.id;instr | 220 | 1 | 1 | 128* | Provenance.ObsConfig.Instrument.name | 128 | ||
| lsst_visit | long | Identifier for a specific LSSTCam pointing | true | meta.id;obs | 100 | 1 | 0 | |||||
| lsst_detector | long | Identifier for CCD within the LSSTCam focal plane | true | meta.id.part;instr.det | 110 | 1 | 0 | |||||
| lsst_tract | long | Upper level of LSST coadd skymap hierarchy | true | meta.id | 70 | 1 | 0 | |||||
| lsst_patch | long | Lower level of LSST coadd skymap hierarchy | true | meta.id.part | 80 | 1 | 0 | |||||
| lsst_band | string | Abstract filter band designation | true | meta.id;instr.filter | 40 | 1 | 0 | 10 | 10 | |||
| lsst_filter | string | Physical filter designation from the LSSTCam filter set | true | meta.id;instr.filter | 90 | 1 | 0 | 10 | 10 |