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VLBA Imaging of Central Engines in Radio‐Quiet Quasars

  • Authors: James S. Ulvestad, Robert R. J. Antonucci, and Richard Barvainis

Ulvestad, Antonucci, & Barvainis 2005 The Astrophysical Journal 621 123.

  • Provider: AAS Journals

Caption: Fig. 1.

VLBA images of five RQQs imaged in our program, all in left‐circular polarization at 1.67 or 4.99 GHz. The quasar names and observing frequencies are given inside each individual panel, with axes labeled in milliarcseconds referenced to the centers of the displayed images. All images are naturally weighted, with the contour levels separated by factors of ﹩\sqrt{2}﹩, beginning at 3 times the rms noise given in Table 2. Negative contours are shown dashed, and half‐power beam sizes are shown in the lower left corners.

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