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Table 2:

The unabsorbed flux in ph ${\rm m^{-2}}~{\rm s^{-1}}$ for the O VII forbidden emission line for all high resolution spectral observations of NGC 5548.
Year (month) O VII
1999 (Dec.) $0.81\pm0.16$
2000 (Feb.) $0.82\pm0.18$
2000 (Dec.) $1.3 \pm0.2 $
2001 (Jul.) $ 1.1\pm0.1 $
2002 (Jan.) $0.75\pm0.07$
2005 (Apr.) $0.35\pm0.06$
2007 (Aug.) $0.27\pm0.06$

All errors are calculated at a 68% confidence level.

Source LaTeX | All tables | In the text

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