77 citations · 448 across the 16 of their papers we have counts for
Showing 2015Show all
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astro-ph.GA2015★ 5 cited
The peculiar optical-UV X-ray spectra of the X-ray weak quasar PG 0043+039
W. Kollatschny, N. Schartel, M. Zetzl +4
The object PG 0043+039 has been identified as a broad absorption line (BAL) quasar based on its UV spectra. However, this optical luminous quasar has not been detected before in de…
astro-ph.GA2015★ 6 cited
Proving strong magnetic fields near to the central black hole in the quasar PG0043+039 via cyclotron lines
W. Kollatschny, N. Schartel, M. Zetzl +3
The optical luminous quasar PG0043+039 has not been detected before in deep X-ray observations indicating the most extreme optical-to-X-ray slope index of all quasars. Thi…
astro-ph.GA2015★ 35 cited
The broad-line region and dust torus size of the Seyfert 1 galaxy PGC50427
F. Pozo Nuñez, M. Ramolla, C. Westhues +10
We present the results of a three years monitoring campaigns of the type-1 active galactic nucleus (AGN) PGC50427. Through the use of Photometric Reverberation Mapping…