ObsCoreDm v1.1
Schema aligned with the IVOA Observation Data Model Core Components (ObsCoreDM) v1.1: Mandatory elements
View the source on GitHub
Properties
* = required
| Name | Type | Description |
|---|---|---|
| dataproduct_type | enum | Data product (file content) primary type Options: image, cube, spectrum, sed, timeseries, visibility, event, measurements |
| calib_level | enum | Calibration level of the observation: in {0, 1, 2, 3, 4} Options: 0, 1, 2, 3, 4 |
| target_name | string | Astronomical object observed |
| obs_id | string | Observation ID |
| obs_collection | string | Name of the data collection |
| obs_publisher_did | string | ID for the Dataset given by the publisher. |
| access_url | string | URL used to access dataset |
| access_format | string | Content format of the dataset |
| access_estsize | number | Estimated size of dataset: in kilobytes |
| s_ra | number | Central Spatial Position in ICRS Right Ascension [deg] |
| s_dec | number | Central Spatial Position in ICRS Declination [deg] |
| s_fov | number | Estimated size of the covered region as the diameter of a containing circle [deg] |
| s_region | string | Sky region covered by the data product (expressed in ICRS frame) |
| s_resolution | number | Spatial resolution of data as FWHM of PSF [arcsec] |
| s_xel1 | number | Number of elements along the first coordinate of the spatial axis |
| s_xel2 | number | Number of elements along the second coordinate of the spatial axis |
| t_xel | number | Number of elements along the time axis |
| t_min | number | Start time in MJD [d] |
| t_max | number | Stop time in MJD [d] |
| t_exptime | number | Total exposure time [s] |
| t_resolution | number | Temporal resolution FWHM [s] |
| em_xel | number | Number of elements along the spectral axis |
| em_min | number | start in spectral coordinates [m] |
| em_max | number | stop in spectral coordinates [m] |
| em_res_power | number | Value of the resolving power along the spectral axis. (R) |
| o_ucd | string | Nature of the observable axis (e.g. phot.flux, phot.count, phot.mag, etc...) |
| pol_xel | number | Number of elements along the polarization axis |
| pol_states | string | List of polarization states present in the data file |
| facility_name | string | The observatory or facility used to collect the data |
| instrument_name | string | The name of the instrument used for the observation |