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papers

Publications (2)

astro-ph.GA2011

The Southern Proper Motion Program IV. The SPM4 Catalog

T. M. Girard, W. F. van Altena, N. Zacharias +8

astro-ph.IM2010

The Third US Naval Observatory CCD Astrograph Catalog (UCAC3)

N. Zacharias, C. Finch, T. Girard +27