Jul 1969
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1969iauc.2155r...1o&link_type=abstract
IAU Circ., No. 2155
Physics
1
Quasars: Photometry
Scientific paper
UBV photometry of the quasar 3C 454.3 is given for two dates in 1969. The
measured values are V=16.75, B-V=0.45, U-B=-0.54 on June 23.443 and V=16.71,
B-V=+0.54, U-B=-0.51 on June 24.444.
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