Astronomy and Astrophysics – Astronomy
Scientific paper
Sep 1980
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1980mnras.192..779a&link_type=abstract
Monthly Notices of the Royal Astronomical Society, vol. 192, Sept. 1980, p. 779-786.
Astronomy and Astrophysics
Astronomy
19
Astrometry, Extragalactic Radio Sources, Optical Measuring Instruments, Radio Stars, Reference Stars, Astronomical Photography, Error Analysis, Optical Properties, Radio Sources (Astronomy)
Scientific paper
Optical positions have been measured and finding charts verified for 84
of the sources that have been provisionally selected for establishing a
positional reference frame based on extragalactic radio sources. The
accuracy is + or - 0.7 arcsec in each coordinate.
Argue Noel A.
Sullivan Chris
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