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asked Oct 28, 2018 by schech (140 points) | 18 views

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I'm not quite sure I understand the question.  The crossmatch used the (ra,dec) columns from both gaia_dr2.gaia_source and des_dr1.main to find matches within 1.5 arcsec, no other corrections were applied.
answered Oct 28, 2018 by datalab (4,800 points)

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