360 citations · 1.1k across the 8 of their papers we have counts for
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astro-ph2006
Optical Variability of the Three Brightest Nearby Quasars
C. Martin Gaskell, Andrew J. Benker, Jeffrey S. Campbell +9
We report on the relative optical variability of the three brightest nearby quasars, 3C 273, PDS 456, and PHL 1811. All three have comparable absolute magnitudes, but PDS 456 and P…
astro-ph2006★ 100 cited
X-Ray/Ultraviolet Observing Campaign of the Markarian 279 Active Galactic Nucleus Outflow: a close look at the absorbing/emitting gas with Chandra-LETGS
E. Costantini, J. S. Kaastra, N. Arav +12
We present a Chandra-LETGS observation of the Seyfert 1 galaxy Mrk 279. This observation was carried out simultaneously with HST-STIS and FUSE, in the context of a multiwavelength…