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Improving the ident...
Improving the identification of high-z Herschel sources with position priors and optical/NIR and FIR/mm photometric redshifts
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Pérez-González, P.G.P. (author)
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Egami, E. (author)
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Rex, M. (author)
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show more...
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Rawle, T.D. (author)
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Kneib, J.P.J.P. (author)
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Richard, J. (author)
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- Johansson, Daniel, 1980 (author)
- Chalmers tekniska högskola,Chalmers University of Technology
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Altiéri, B. (author)
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Blain, A.W. (author)
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Bock, J. J. (author)
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Boone, F. (author)
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Bridge, C. R. (author)
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Chung, S. M. (author)
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Clément, B. (author)
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Clowe, D. (author)
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Combes, F. (author)
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Cuby, J. G. (author)
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Dessauges-Zavadsky, M. (author)
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Dowell, C. D. (author)
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Espino-Briones, N. (author)
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Fadda, D. (author)
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Fiedler, A. K. (author)
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Gonzalez, A. (author)
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- Horellou, Cathy, 1967 (author)
- Chalmers tekniska högskola,Chalmers University of Technology
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Ilbert, O. (author)
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Ivison, R. J. (author)
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Jauzac, Mathilde (author)
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Lutz, D. (author)
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Pelló, R. (author)
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Pereira, M. J. (author)
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Rieke, G. H. (author)
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Rodighiero, G. (author)
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Schaerer, D. (author)
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Smith, G. P. (author)
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Valtchanov, I. (author)
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Walth, G.L. (author)
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van der Werf, P. (author)
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Werner, M. W. (author)
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Zemcov, M. (author)
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(creator_code:org_t)
- 2010-07-16
- 2010
- English.
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In: Astronomy and Astrophysics. - : EDP Sciences. - 0004-6361 .- 1432-0746. ; 518:Article Number: L15
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https://www.aanda.or...
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https://doi.org/10.1...
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Abstract
Subject headings
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- We present preliminary results about the detection of high redshift (U)LIRGs in the Bullet cluster field by the PACS and SPIRE instruments within the Herschel Lensing Survey (HLS) Program. We describe in detail a photometric procedure designed to recover robust fluxes and deblend faint Herschel sources near the confusion noise. The method is based on the use of the positions of Spitzer/MIPS 24 mu m sources as priors. Our catalogs are able to reliably (5 sigma) recover galaxies with fluxes above 6 and 10 mJy in the PACS 100 and 160 mu m channels, respectively, and 12 to 18 mJy in the SPIRE bands. We also obtain spectral energy distributions covering the optical through the far-infrared/millimeter spectral ranges of all the Herschel detected sources, and analyze them to obtain independent estimations of the photometric redshift based on either stellar population or dust emission models. We exemplify the potential of the combined use of Spitzer position priors plus independent optical and IR photometric redshifts to robustly assign optical/NIR counterparts to the sources detected by Herschel and other (sub-)mm instruments.
Subject headings
- NATURVETENSKAP -- Fysik -- Astronomi, astrofysik och kosmologi (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Astronomy, Astrophysics and Cosmology (hsv//eng)
Keyword
- gravitational lensing: strong
- infrared: galaxies
- infrared luminosity functions
- spectral energy-distributions
- submillimeter galaxies
- bullet
- cluster 1e0657-56
- multiwavelength
- photometry
- deep-field-south
- galaxies
- active galactic nuclei
- submillimeter: galaxies
- galaxies: high-redshift
- galaxies
- galaxies: evolution
- spitzer observations
- star-formation history
- forming
Publication and Content Type
- art (subject category)
- ref (subject category)
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- By the author/editor
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Pérez-González, ...
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Egami, E.
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Rex, M.
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Rawle, T.D.
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Kneib, J.P.J.P.
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Richard, J.
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show more...
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Johansson, Danie ...
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Altiéri, B.
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Blain, A.W.
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Bock, J. J.
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Boone, F.
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Bridge, C. R.
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Chung, S. M.
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Clément, B.
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Clowe, D.
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Combes, F.
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Cuby, J. G.
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Dessauges-Zavads ...
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Dowell, C. D.
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Espino-Briones, ...
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Fadda, D.
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Fiedler, A. K.
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Gonzalez, A.
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Horellou, Cathy, ...
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Ilbert, O.
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Ivison, R. J.
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Jauzac, Mathilde
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Lutz, D.
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Pelló, R.
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Pereira, M. J.
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Rieke, G. H.
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Rodighiero, G.
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Schaerer, D.
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Smith, G. P.
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Valtchanov, I.
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Walth, G.L.
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van der Werf, P.
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Werner, M. W.
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Zemcov, M.
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show less...
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- NATURAL SCIENCES
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NATURAL SCIENCES
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and Physical Science ...
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and Astronomy Astrop ...
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Astronomy and As ...
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Chalmers University of Technology