1257 James Marcout CDS Patricia Bauer CDS 1995-01-26 UNKNOWN ????-??-?? ADC staff ADC Code 630, Goddard Space Flight Center/NASA 20771 Greenbelt Maryland United States of America 2002-02-19 UMd-ADC staff UMd Astronomical Data Center Department of Astronomy, University of Maryland 20742 College Park Maryland United States of America thomas@astro.umd.edu http://archive.astro.umd.edu/archive 2005-09-30T05:03:51-04:00 J2000.0 positions and proper motions of 257 stars in the central part of the Praesepe astrometric standard region J J Wang P F Jiang Acta Astron. Sinica. 32 176 1991-??-?? 1991AcASn..32..176W 1257_catalog 1 257 50 353 8 37 22.2316 8 43 35.5496 RAhms LST yr 2000.0 3 false 0 160 s +18 54 41.673 +20 22 30.901 DEdms 00 253 arcsec -0.005080 0.002133 pmRA s yr 0 1105 s yr -0.17167 0.03231 pmDE arcsec yr 0 1806 arcsec yr