Spectral Energy Distribution Fitting
AGNfitter : a Bayesian MCMC approach to fitting spectral energy distributions of AGNs.
... & Han 2012; Berta et al. 2013; Hernán-Caballero et al. 2015 ). We have thus developed AGN fitter: a probabilistic SED- fitting tool based on MCMC sampling. This code is designed to simultaneously disentangle the physical ...
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Modelling the spectral energy distribution of super-Eddington quasars.
... broadband spectral model, agnslim, to describe super-Eddington black hole accretion disc ...of energy conservation to give physical ...by fitting to the spectrum of a recently discovered ...
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The radio spectral energy distribution of infrared-faint radio sources
... Figure 6 shows the radio SED of this source – including all available data between 150 MHz and 105 GHz –, similar to the SEDs shown in Fig. 2 and in Appendix B in Fig. B.1. To de- scribe the radio emission over this wide ...
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Reaching the peak of the quasar spectral energy distribution - I. Observations and models.
... and energy coverage of our data mean that uncertainties in the origin of the SX cannot be unambiguously ...by fitting such physically motivated models to data, we can infer information about the accretion ...
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Deriving star formation histories from photometry using energy balance spectral energy distribution modelling
... for fitting a combination of photometry and low-to-medium-resolution spectroscopy to yield the present-day SFR and fraction of stellar mass formed within the past ...and fitting to their optical and ...
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Leptonic and Hadronic Modeling of Fermi-Detected Blazars - Spectral Energy Distribution Modeling and High-Energy Polarization Predictions
... In a recent paper [7], we have developed efficient implementations of stationary, one-zone leptonic and hadronic emission models for blazars, which allowed for a systematic, fair comparison of leptonic and hadronic model ...
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The HELLAS2XMM survey XIII : multi-component analysis of the spectral energy distribution of obscured AGN
... The outline of the paper is as follows. In Sect. 2 the X-ray selected quasar sample is presented, along with all the avail- able multi-band (optical, near-IR (NIR) and sub-mm) and spec- troscopic follow-up. The Spitzer ...
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Anatomy of the AGN in NGC 5548 I. A global model for the broadband spectral energy distribution
... observed energy flux obtained from narrow energy bands which are free of spectral ...For fitting the grism spectra in SPEX we used χ 2 min- imisation instead of C-statistics (used for X-ray ...
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An ALMA survey of submillimetre galaxies in the COSMOS field: Physical properties derived from energy balance spectral energy distribution modelling
... In this paper, we study a large sample of SMGs detected with the Atacama Large Millimetre /submillimetre Array (ALMA) in the Cosmic Evolution Survey (COSMOS; Scoville et al. 2007) 1 deep field. Thanks to the ...
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Galaxy And Mass Assembly : the evolution of the cosmic spectral energy distribution from z = 1 to z = 0
... Multiple groups (e.g. Gardner, Brown & Ferguson 2000; Madau & Pozzetti 2000; Fazio et al. 2004; Xu et al. 2005; B´ethermin et al. 2010; Carniani et al. 2015) have measured the IGL, but these efforts are generally ...
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Modelling accretion disc emission with generalized temperature profile and its effect on AGN spectral energy distribution
... (wabs×powerlaw) with a free absorption column density (N H ) is fitted to the spectra at first, and the fitted N H do not show evidence for excess absorption above the Galactic value. We thus fix the absorp- tion column ...
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Nustar Observations And Broadband Spectral Energy Distribution Modeling Of The Millisecond Pulsar Binary Psr J1023+0038
... index of Γ = 1.20 +0.14 −0.09 , and an observed 3–79 keV flux of F obs = 2.89 +0.26 −0.5 × 10 −12 erg cm −2 s −1 (Figure 2 ), which are consistent with the spectral fitting result of the 83.1 ks Chandra ...
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CiteSeerX — THE SPECTRAL ENERGY DISTRIBUTION OF SPIRAL GALAXIES
... Figure 6: Relations between Bolometric flux and the flux density at 25 µm (left) and 7000˚ A (right). Filled squares represent Seyfert 2’s, open squares LINER’s, filled triangles normal ellipticals, open triangles normal ...
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Distribution (Weibull) Fitting
... ∫ 0 4. Hazard rate, h(t). This is the probability that an individual at time t experiences the event in the next instant. It is a fundamental quantity in survival analysis. It is also known as the conditional failure ...
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The Spectral Energy Distribution of Normal, Starburst and Active Galaxies
... entire energy range, but are fainter than the other SED’s, relative to the λ7000˚ A ...entire energy range, with the exception of the ultraviolet, where SBH’s are weaker, and mid/far IR, where they are ...
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The radio spectral energy distribution of infrared-faint radio sources
... the data, even if the templates were scaled in luminosity and ex- tinction was added. The flat radio SED of the core of 3C 273 is in clear disagreement with the steep radio SEDs found for all six sources. Also the radio ...
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Spectral distribution of wave energy dissipation by salt marsh vegetation
... damping Spectral energy dissipation of random waves due to salt marsh vegetation (Spartina alterniflora) was analyzed using field data collected during a tropical ...The energy dissipation varied ...
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Low degree multi spectral p mode fitting
... Abstract. We combine unresolved-Sun velocity and intensity observations at multiple wavelengths from the Helioseismic and Magnetic Imager and Atmospheric Imaging Array onboard the Solar Dynamics Observatory to ...
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The properties of post starburst galaxies from spectral fitting
... Chapter 4 describes the fitting of galaxies in the UKIDSS Ultra Deep Survey galaxies (UDS) with spectra from the UDSz and new VIMOS observations (P.I. David Maltby) with the new STARLIGHT code. We show how ...
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The Radio Spectral Energy Distribution and Star Formation Rate Calibration in Galaxies
... total energy output of a source over a certain frequency range, which is a useful parameter to compare the energetics from different regimes of the electro- magnetic ...
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