All Tables

Table 1: Journal of BeppoSAX observations.
Table 2: LECS + MECS spectrum best-fit parameters.
Table 3: RXTE and BeppoSAX simultaneous observations log and spectral fit parameters. We adopted a power law model with fixed absorption parameter: $N_{\rm H}= 2.5\times 10^{21}$ cm^-2.
Table 4: Variability parameters.
Table 5: June 1980 Einstein data: Bregman et al. (1980). December 1983 EXOSAT data: Bregman et al. (1990). June 1988-July 1988 GINGA data: Kawai et al. (1991). December 1992 ROSAT data: Urry et al. (1992). November 1995 ASCA data: Sambruna et al. (1999). July 1997 RXTE data: Madejski et al. (1999). November 1997 BeppoSAX data: Padovani et al. (2001). June and December 1999 BeppoSAX data: Ravasio et al. (2002).