Smithsonian Astrophysical Observatory / UCO/Lick Observatory / Institute of Astronomy / University of California / NASA Goddard Space Flight Center / /
IndustryTerm
computer operating systems / reference systems / high-energy astrophysics data files / timing precision applications / planetary systems / certain high-precision timing applications / /
OperatingSystem
POSIX / /
Organization
Space Flight Center / University of California / Santa Cruz / Institute of Astronomy / Harvard / High Energy Astrophysics Science Archive Research Center / National Aeronautics and Space Administration / Venus Center of Mars Barycenter / Smithsonian / Mercury Center / office of Guest Investigator Programs / /
Person
Mark R. Calabretta / Arnold H. Rots / Besselian / Pixel / Julian Dates / /
Position
author / application programmer / /
ProvinceOrState
Utah / Maryland / California / Massachusetts / /
Technology
3-D / GPS / ESA / Simulation / operating systems / /
c ESO 2013 Astronomy & Astrophysics manuscript no. WCSPaperV0.981 January 31, 2013