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Table 6

Optical properties of the sample.

Source Obs. date E(B − V)gala E(B − V)inta L(Hα) L(Hβ) L[OIII]λ5007 L[OIII]/L(Hβ) L[2−10 keV]b c

3C 452 2006-11-21 0.14 0.84 40.94 40.09 40.89 6.31 43.81 832
3C 105 2006-11-21 0.48 0.92 41.15 40.26 41.5 17.38 44.21 513
J0318.7+6828 2006-11-21 0.72 0 41.17 40.74 41.64 7.94 44.08 275
J0918.5+0425 2004-03-09 0.04 0.26 41.63 41.03 42.1 14.75 44.30 159

Notes.De-reddened emission line properties taken from Winter et al. (2010), based on observations from the 2.1 m Kitt Peak National Observatory (KPNO) telescope except for J0918.5+0425, which is based on archival SDSS data. All luminosities are expressed as logarithms in units of erg s-1.

(a)

Milky Way and source-intrinsic extinction.

(b)

Logarithm of the intrinsic 2–10 keV power law luminosity in erg s-1.

(c)

The ratio of the intrinsic 2–10 keV power law luminosity with respect to the corrected L[OIII].

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