Accession Number : AD0719932

Title :   The Astrometric Program at Yerkes Observatory.

Descriptive Note : Final rept. 1 Jul 67-30 Jun 70,

Corporate Author : CHICAGO UNIV ILL

Personal Author(s) : VAN Altena,William F.

Report Date : 03 MAR 1971

Pagination or Media Count : 16

Abstract : Astrometric research supported in part by ONR at the Yerkes Observatory during the period 1967 - 1970 is described. Topics discussed include (1) results obtained from the new parallax program, (2) proper motion and membership studies of open clusters, and (3) new instrumentation developed at the Yerkes Observatory for the astrometric programs. (Author)

Descriptors :   (*STARS, CELESTIAL MECHANICS), MOTION, OPTICAL EQUIPMENT, SCANNING, ASTRONOMICAL OBSERVATORIES

Subject Categories : Celestial Mechanics

Distribution Statement : APPROVED FOR PUBLIC RELEASE