Acquisition Source
Legacy CDMS
Document Type
Reprint (Version printed in journal)
Authors
Doggett, Leroy (U.S. Naval Observatory Washington, DC, United States) Schaefer, Bradley (NASA Goddard Space Flight Center Greenbelt, MD, United States) Date Acquired
August 14, 2013
Publication Date
April 1, 1989
Publication Information
Publication: Sky and Telescope
Volume: 77
ISSN: 0037-6604
Accession Number
89A35025
Distribution Limits
Public