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- W2895005148 abstract "We use optical and near-infrared spectroscopy to observe rest-UV emission lines and estimate the black hole mass of WISEA J224607.56-052634.9 (W2246-0526) at z = 4.601, the most luminous hot dust-obscured galaxy yet discovered by WISE. From the broad component of the MgII-2799A emission line, we measure a black hole mass of log (M_BH/M_sun) = 9.6 +- 0.4. The broad CIV-1549A line is asymmetric and significantly blue-shifted. The derived M_BH from the blueshift-corrected broad CIV line width agrees with the MgII result. From direct measurement using a well-sampled SED, the bolometric luminosity is 3.6 * 10^14 L_sun. The corresponding Eddington ratio for W2246-0526 is lambda_Edd = L_AGN / L_Edd = 2.8. This high Eddington ratio may reach the level where the luminosity is saturating due to photon trapping in the accretion flow, and be insensitive to the mass accretion rate. In this case, the M_BH growth rate in W2246-0526 would exceed the apparent accretion rate derived from the observed luminosity." @default.
- W2895005148 created "2018-10-12" @default.
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- W2895005148 date "2018-11-14" @default.
- W2895005148 modified "2023-10-17" @default.
- W2895005148 title "Super-Eddington Accretion in the <i>WISE</i>-selected Extremely Luminous Infrared Galaxy W2246−0526" @default.
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- W2895005148 doi "https://doi.org/10.3847/1538-4357/aae698" @default.
- W2895005148 hasPublicationYear "2018" @default.
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