570 citations · 4.8k across the 78 of their papers we have counts for
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astro-ph1995
Recent progress in the search for black holes in galactic nuclei
Roeland P. van der Marel
Massive nuclear black holes of 10^6 - 10^9 solar masses are believed to be responsible for the the energy production in quasars and active galaxies, and are thought to be present i…
astro-ph1995
Simulating ACQ/PEAK target acquisitions with the HST/FOS
Roeland P. van der Marel
A common target acquisition strategy with the Faint Object Spectrograph (FOS) on board the Hubble Space Telescope (HST) is to use a sequence of so-called ACQ/PEAK stages. Standard…