PPMXL best neighbour (gaiadr2.ppmxl_best_neighbour)
The table has 716220357 rows, 8 columns.
PPMXL BestNeighbour table lists each matched Gaia object with its best neighbour in the external catalogue.
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 (http://www.cosmos.esa.int/gaia), processed by the Gaia Data Processing and Analysis Consortium (DPAC, http://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.
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External Catalogue source identifier
Number of neighbours in External Catalogue
Number of mates in Gaia Catalogue
Number of neighbours with same probability as best neighbour