Yale Astrometric Catalogs

* this page is under perpetual revision, important links can be found below *
 
 

SPM Catalog 1.0 positions, absolute proper motions, and BV photometry for an extended region at the South Galactic Pole
SPM Catalog 1.1 re-reduction of the SPM 1.0 at the SGP, with an improved treatment of the magnitude equation correction
SPM Catalog 2.0 positions, absolute proper motions, and BV photometry for declination zones -25 to -40
SPM Catalog 3 positions, absolute proper motions, and BV photometry for declination zones -25 to -40, approximately complete to V=17.5
SPM Catalog 4 positions, absolute proper motions, and BV photometry for declination < -20, over 103 million objects


NGC 2451 positions, relative proper motions, and BV photometry for a region around the open cluster NGC 2451


NGC 188 (D96) positions, relative proper motions, membership estimates, and BV (photographic) photometry for a region around the open cluster NGC188, (see Dinescu et al. 1996, AJ 111, 1205)
NGC 188 (Lick) positions, absolute proper motions, and BV photometry for a region around the open cluster NGC 188, (based on Lick astrograph observations)
NGC 188 (4m) positions, absolute proper motions, membership estimates, and BV (CCD) photometry for a region around the open cluster NGC 188, (based primarily on KPNO 4-m observations, to V~21)


IC 2391
positions, relative proper motions, and photographic V-photometry of 6991 stars in the region of open cluster IC 2391


Yale Parallax Catalog  The General Catalogue of Trigonometric Parallaxes, Fourth Edition, 1995