Fig. 11
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Flux density and polarization versus time of the quasar 3C 454.3. Frequencies and sources of the data are indicated in the figure. The figure does not plot the following upper limits: 30 GHz: MJD 55179–55182 (≤2.4%), 56464–56465 (≤11%); 44 GHz: MJD 55357–55369 (≤3.6%), 55535–55546 (≤4.6%), 55899–55914 (≤36%), 56089–56097 (≤42%), 56277–56285 (≤41%), 56464–56472 (≤29%); 70 GHz: MJD 55912–55913 (≤47%), 56101–56103 (≤64%), 56277–56279 (≤36%), 56465–56467 (≤18%); 217 GHz: MJD 55902–55902 (≤27%); 353 GHz: MJD 55901–55901 (≤100%). No polarization was detected at 545 and 857 GHz.
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