Agn Cross Id (gaiadr3.agn_cross_id)
The table has 1612202 rows, 3 columns.
Description
Table agn_cross_id lists sources whose positions and proper motions define the celestial reference frame of Gaia catalogue. agn_cross_id lists the sources in Gaia (E)DR3 cross-matched to sources in a number of external AGN catalogues. The first column is the sources identifier in the external catalogue specified in the third column, the second column is the source identifier in Gaia (E)DR3. The selection of sources and the quality of the Gaia-CRF3 are discussed in Klioner et al. (2020).
Attribution
If you have used Gaia data in your research, please use the following acknowledgement:
This work has made use of data from the European Space Agency (ESA) mission Gaia (https://www.cosmos.esa.int/gaia), processed by the Gaia Data Processing and Analysis Consortium (DPAC, https://www.cosmos.esa.int/web/gaia/dpac/consortium). Funding for the DPAC has been provided by national institutions, in particular the institutions participating in the Gaia Multilateral Agreement.
More information can be found on the credit and citation instructions page.
Columns
| Name | Type | UCD | Unit | Description |
|---|---|---|---|---|
| source_name_in_catalogue | char |
meta.id.cross meta.main |
Identifier in the external catalogue |
|
| source_id | long |
meta.id meta.main meta.ref |
Gaia source identifier |
|
| catalogue_name | char | meta.dataset |
Name of the external catalogue |