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astro-ph2007
The broadband spectrum of Cygnus X-1
S. Fritz, J. Wilms, K. Pottschmidt +5
The Black Hole (BH) binary Cygnus X-1 has been observed simultaneously by INTEGRAL, RXTE, and XMM-Newton for four times in November and December 2004, when Cyg X-1 became first obs…
astro-ph2002
Short term X-ray rms variability of Cyg X-1
T. Gleissner, J. Wilms, K. Pottschmidt +3
A linear dependence of the amplitude of broadband noise variability on flux for GBHC and AGN has been recently shown by Uttley & McHardy (2001). We present the long term evolution…