353 citations · 795 across the 11 of their papers we have counts for
3 papers · 1 filter
Correlated and zonal errors of global astrometric missions: a spherical harmonic solution
V. V. Makarov, B. N. Dorland, R. A. Gaume +4
We propose a computer-efficient and accurate method of estimation of spatially correlated errors in astrometric positions, parallaxes and proper motions obtained by space and groun…
Quasometry, Its Use and Purpose
Valeri Makarov, Ciprian Berghea, David Boboltz +8
Quasometry is precision measurement of celestial positions and apparent motion of very distant extragalactic objects, such as quasars, galactic nuclei, and QSOs. We use this term t…
The Third US Naval Observatory CCD Astrograph Catalog (UCAC3)
N. Zacharias, C. Finch, T. Girard +27
The third US Naval Observatory (USNO) CCD Astrograph Catalog, UCAC3 was released at the IAU General Assembly on 2009 August 10. It is the first all-sky release in this series and c…