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Table: ivoa_stripe82.des_dr1
(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 |
| airmass | Airmass of observation | REAL |
| assoc_id | Unique observation identifier | CHAR |
| calib_level | Calibration level {0, 1, 2, 3, 4} | INTEGER |
| creator | Name of the creator of the data | CHAR |
| datalength | Total Number of pixels | INTEGER |
| date_obs | Date of observation | CHAR |
| 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 pixel elements | INTEGER |
| el_size | Pixel element size | INTEGER |
| elliptic | Estimate of average ellipticity | REAL |
| em_max | Start in spectral coordinates | DOUBLE |
| em_min | Start in spectral coordinates | DOUBLE |
| em_res | Spectral resolution | DOUBLE |
| expnum | Exposure number | INTEGER |
| exptime | Exposure time | REAL |
| fileref | Archive file reference | CHAR |
| filt_str | Full filter string | CHAR |
| filter | Filter name (short form) | CHAR |
| fluxaxis_ucd | Flux axis UCD | CHAR |
| fluxaxis_unit | Flux axis units | CHAR |
| fwhm | Estimate of average FWHM | REAL |
| ha | Hour angle of observation | CHAR |
| id | Unique observation ID | CHAR |
| im_naxes | Number of image axes | INTEGER |
| im_naxis1 | Length of first image axis | INTEGER |
| im_naxis2 | Length of second image axis | INTEGER |
| im_scale | Image pixel scale | DOUBLE |
| instrument_name | Name of the instrument used for this observation | CHAR |
| magzero | Magnitude zero point | REAL |
| mjd_obs | MJD of observation | CHAR |
| moonangle | Angle between target and moon | REAL |
| object | Object name | CHAR |
| obs_bandpass | Observation bandpass | CHAR |
| 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 |
| obstype | Observation type (object, zero, dark, dome flat) | CHAR |
| pixtype | pixel type | CHAR |
| proctype | Processing type | CHAR |
| prodtype | Product type (image, dqmask, expmap, etc) | CHAR |
| project_code | NOIRLab Proposal ID | CHAR |
| propid | Proposal ID | CHAR |
| proposer | Name of proposal PI | 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 |
| s_dec | Central Spatial Position in ICRS Declination | DOUBLE |
| s_ra | Central Spatial Position in ICRS Right ascension | DOUBLE |
| seeing | Seeing estimate | REAL |
| spat_hilimit1 | End location along spatial axis 1 | DOUBLE |
| spat_hilimit2 | End location along spatial axis 2 | DOUBLE |
| spat_lolimit1 | Start location along spatial axis 1 | DOUBLE |
| spat_lolimit2 | Start location along spatial axis 2 | DOUBLE |
| spec_location | Central location along spectral axis | DOUBLE |
| spec_respower | Value of the resolving power along the spectral axis. (R) | DOUBLE |
| telescope | Telescope used for observation | CHAR |
| 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 |
| zd | Zenith distance of observation | REAL |
