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Table: ivoa_des_dr2.siav2
(The bold columns are indexed columns)
| Column Name | Description | Datatype |
|---|---|---|
| access_estsize | Estimated size of dataset in kilo bytes | INTEGER |
| access_format | File content format | CHAR |
| access_url | URL used to access (download) dataset | CHAR |
| calib_level | Calibration level {0, 1, 2, 3, 4} | INTEGER |
| ccdnum | Detector (mosaic) CCD number | INTEGER |
| collection | Name of the data collection | CHAR |
| creationtype | Nature or genre of the content | CHAR |
| creator | Name of the creator of the data | CHAR |
| datalength | Total Number of pixels | INTEGER |
| dec1 | Lower-left Dec (ICRS) position of image | DOUBLE |
| dec2 | Lower-right Dec (ICRS) position of image | DOUBLE |
| dec3 | Upper-right Dec (ICRS) position of image | DOUBLE |
| dec4 | Upper-left Dec (ICRS) position of image | DOUBLE |
| el_length | Number of total pixels | INTEGER |
| el_naxes | Number of axes | INTEGER |
| el_naxis1 | Length of axis 1 | INTEGER |
| el_naxis2 | Length of axis 2 | INTEGER |
| el_pixtype | Pixel type | CHAR |
| el_size | Size of each pixel | INTEGER |
| extname | MEF Extension Name | CHAR |
| fileref | Archive file reference | CHAR |
| filter | Filter name (short form) | CHAR |
| fluxaxis_ucd | UCD of Flux axis | CHAR |
| fluxaxis_unit | Units of Flux axis | CHAR |
| naxes | Number of image axes | INTEGER |
| naxis1 | Length of first image axis | INTEGER |
| naxis2 | Length of second image axis | INTEGER |
| nsubarrays | Number of sub-arrays | INTEGER |
| obs_collection | Data collection to which dataset belongs | CHAR |
| obs_id | Free syntax Observation Identifier | CHAR |
| obs_pub_did | Dataset identifier given by the publisher | CHAR |
| photflag | Photometric quality flag | INTEGER |
| pix_res1 | Pixel resolution of axis 1 | DOUBLE |
| pix_res2 | Pixel resolution of axis 2 | DOUBLE |
| pixtype | pixel type | CHAR |
| plver | Pipeline version | CHAR |
| proctype | Processing type | CHAR |
| prodtype | Product type (image, dqmask, expmap, etc) | CHAR |
| pubdid | Dataset identifier given by the publisher | CHAR |
| ra1 | Lower-left RA (ICRS) position of image | DOUBLE |
| ra2 | Lower-right RA (ICRS) position of image | DOUBLE |
| ra3 | Upper-right RA (ICRS) position of image | DOUBLE |
| ra4 | Upper-left RA (ICRS) position of image | DOUBLE |
| spat_hilimit1 | Upper limit of spatial axis 1 | DOUBLE |
| spat_hilimit2 | Upper limit of spatial axis 2 | DOUBLE |
| spat_loc1 | Spatial position along axis 1 | DOUBLE |
| spat_loc2 | Spatial position along axis 2 | DOUBLE |
| spat_lolimit1 | Lower limit of spatial axis 1 | DOUBLE |
| spat_lolimit2 | Lower limit of spatial axis 2 | DOUBLE |
| spat_res1 | Spatial resolution of axis 1 | DOUBLE |
| spat_res2 | Spatial resolution of axis 2 | DOUBLE |
| spec_location | Central location along spectral axis | DOUBLE |
| spec_res | Spectral resolution | DOUBLE |
| spec_respower | Value of the resolving power along the spectral axis. (R) | DOUBLE |
| spec_start | Start location along spectral axis | DOUBLE |
| spec_stop | End location along spectral axis | DOUBLE |
| time_location | Central location along time axis | CHAR |
| time_start | Start location along time axis | DOUBLE |
| time_stop | End location along time axis | DOUBLE |
| title | Brief description of dataset in free format | CHAR |
| wcsaxes1 | WCS project along axis 1 | CHAR |
| wcsaxes2 | WCS project along axis 2 | CHAR |
