Title: | Planck intermediate results |
Author(s): | Akrami, Y. ; Ashdown, M. ; Aumont, J. ; Baccigalupi, C. ; Ballardini, M. ; Banday, A. J. ; Barreiro, R. B. ; Bartolo, N. ; Basak, S. ; Benabed, K. ; Bernard, J. P. ; Bersanelli, M. ; Bielewicz, P. ; Bond, J. R. ; Borrill, J. ; Bouchet, F. R. ; Burigana, C. ; Calabrese, E. ; Cardoso, J. F. ; Casaponsa, B. ; Chiang, H. C. ; Combet, C. ; Contreras, D. ; Crill, B. P. ; Cuttaia, F. ; De Bernardis, P. ; De Rosa, A. ; De Zotti, G. ; Delabrouille, J. ; Di Valentino, E. ; Diego, J. M. ; Doré, O. ; Douspis, M. ; Dupac, X. ; Enßlin, T. A. ; Eriksen, H. K. ; Fernandez-Cobos, R. ; Finelli, F. ; Frailis, M. ; Franceschi, E. ; Frolov, A. ; Galeotta, S. ; Galli, S. ; Ganga, K. ; Génova-Santos, R. T. ; Gerbino, M. ; González-Nuevo, J. ; Górski, K. M. ; Gruppuso, A. ; Gudmundsson, J. E. ; Handley, W. ; Herranz, D. ; Hivon, E. ; Huang, Z. ; Jaffe, A. H. ; Jones, W. C. ; Keihänen, E. ; Keskitalo, R. ; Kiiveri, K. ; Kim, Jaiseung ; Kisner, T. S. ; Krachmalnicoff, N. ; Kunz, M. ; Kurki-Suonio, H. ; Lamarre, J. M. ; Lattanzi, M. ; Lawrence, C. R. ; Le Jeune, M. ; Levrier, F. ; Liguori, M. ; Lilje, P. B. ; Lindholm, V. ; López-Caniego, M. ; Maciás-Pérez, J. F. ; Maino, D. ; Mandolesi, N. ; Marcos-Caballero, A. ; Maris, M. ; Martin, P. G. ; Martínez-González, E. ; Matarrese, S. ; Mauri, N. ; McEwen, J. D. ; Mennella, A. ; Migliaccio, M. ; Molinari, D. ; Moneti, A. ; Montier, L. ; Morgante, G. ; Moss, A. ; Natoli, P. ; Pagano, L. ; Paoletti, D. ; Perrotta, F. ; Pettorino, V. ; Piacentini, F. ; Polenta, G. ; Rachen, J. P. ; Reinecke, M. ; Remazeilles, M. ; Renzi, A. ; Roha, G. ; Roset, C. ; Rubiño-Martín, J. A. ; Ruiz-Granados, B. ; Salvati, L. ; Savelainen, M. ; Scott, D. ; Sirignano, C. ; Sirri, G. ; Spencer, L. D. ; Sullivan, R. M. ; Sunyaev, R. ; Suur-Uski, A. S. ; Tauber, J. A. ; Tavagnacco, D. ; Tenti, M. ; Toffolatti, L. ; Tomasi, M. ; Trombetti, T. ; Valiviita, J. ; Van Tent, B. ; Vielva, P. ; Villa, F. ; Vittorio, N. ; Wehus, I. K. ; Zacchei, A. ; Zonca, A. |
Date: | 2020-12-01 |
Language: | en |
Pages: | 14 |
Department: | École normale supérieure University of Cambridge Université Paul Sabatier International School for Advanced Studies University of the Western Cape IRAP Universidad de Cantabria University of Padova Indian Institute of Science Education and Research Thiruvananthapuram Institut d 'Astrophysique de Paris University of Milano National Centre for Nuclear Research University of Toronto Lawrence Berkeley National Laboratory University of Ferrara Cardiff University University of KwaZulu-Natal Institut national de physique nucléaire et de physique des particules York University Toronto California Institute of Technology National Research Council of Italy Sapienza University of Rome INAF - Osservatorio Astronomico di Padova Université Pierre and Marie Curie University of Manchester Université Paris-Sud European Space Astronomy Centre Max-Planck-Institut für Astrophysik University of Oslo Osservatorio Astronomico di Trieste Simon Fraser University University of La Laguna United States Department of Energy University of Oviedo Jet Propulsion Laboratory Princeton University Sun Yat-Sen University Imperial College London University of Helsinki African Institute for Mathematical Sciences UMR7095 National Institute for Nuclear Physics University College London University of Rome Tor Vergata University of Nottingham Université Paris-Saclay Agenzia Spaziale Italiana Radboud University Nijmegen IFPU - Institute for Fundamental Physics of the Universe Department of Applied Physics University of British Columbia European Space Research and Technology Centre Università Degli Studi di Trieste Istituto di Astrofisica Spaziale e Fisica Cosmica di Bologna University of California San Diego |
Series: | Astronomy and Astrophysics, Volume 644 |
ISSN: | 0004-6361 1432-0746 |
DOI-number: | 10.1051/0004-6361/202038053 |
Keywords: | Cosmic background radiation, Cosmology: observations, Reference systems, Relativistic processes |
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Akrami , Y , Ashdown , M , Aumont , J , Baccigalupi , C , Ballardini , M , Banday , A J , Barreiro , R B , Bartolo , N , Basak , S , Benabed , K , Bernard , J P , Bersanelli , M , Bielewicz , P , Bond , J R , Borrill , J , Bouchet , F R , Burigana , C , Calabrese , E , Cardoso , J F , Casaponsa , B , Chiang , H C , Combet , C , Contreras , D , Crill , B P , Cuttaia , F , De Bernardis , P , De Rosa , A , De Zotti , G , Delabrouille , J , Di Valentino , E , Diego , J M , Doré , O , Douspis , M , Dupac , X , Enßlin , T A , Eriksen , H K , Fernandez-Cobos , R , Finelli , F , Frailis , M , Franceschi , E , Frolov , A , Galeotta , S , Galli , S , Ganga , K , Génova-Santos , R T , Gerbino , M , González-Nuevo , J , Górski , K M , Gruppuso , A , Gudmundsson , J E , Handley , W , Herranz , D , Hivon , E , Huang , Z , Jaffe , A H , Jones , W C , Keihänen , E , Keskitalo , R , Kiiveri , K , Kim , J , Kisner , T S , Krachmalnicoff , N , Kunz , M , Kurki-Suonio , H , Lamarre , J M , Lattanzi , M , Lawrence , C R , Le Jeune , M , Levrier , F , Liguori , M , Lilje , P B , Lindholm , V , López-Caniego , M , Maciás-Pérez , J F , Maino , D , Mandolesi , N , Marcos-Caballero , A , Maris , M , Martin , P G , Martínez-González , E , Matarrese , S , Mauri , N , McEwen , J D , Mennella , A , Migliaccio , M , Molinari , D , Moneti , A , Montier , L , Morgante , G , Moss , A , Natoli , P , Pagano , L , Paoletti , D , Perrotta , F , Pettorino , V , Piacentini , F , Polenta , G , Rachen , J P , Reinecke , M , Remazeilles , M , Renzi , A , Roha , G , Roset , C , Rubiño-Martín , J A , Ruiz-Granados , B , Salvati , L , Savelainen , M , Scott , D , Sirignano , C , Sirri , G , Spencer , L D , Sullivan , R M , Sunyaev , R , Suur-Uski , A S , Tauber , J A , Tavagnacco , D , Tenti , M , Toffolatti , L , Tomasi , M , Trombetti , T , Valiviita , J , Van Tent , B , Vielva , P , Villa , F , Vittorio , N , Wehus , I K , Zacchei , A & Zonca , A 2020 , ' Planck intermediate results : LVI. Detection of the CMB dipole through modulation of the thermal Sunyaev-Zeldovich effect: Eppur si muove II ' , Astronomy and Astrophysics , vol. 644 , 100 . https://doi.org/10.1051/0004-6361/202038053 |
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Abstract:The largest temperature anisotropy in the cosmic microwave background (CMB) is the dipole, which has been measured with increasing accuracy for more than three decades, particularly with the Planck satellite. The simplest interpretation of the dipole is that it is due to our motion with respect to the rest frame of the CMB. Since current CMB experiments infer temperature anisotropies from angular intensity variations, the dipole modulates the temperature anisotropies with the same frequency dependence as the thermal Sunyaev-Zeldovich (tSZ) effect. We present the first, and significant, detection of this signal in the tSZ maps and find that it is consistent with direct measurements of the CMB dipole, as expected. The signal contributes power in the tSZ maps, which is modulated in a quadrupolar pattern, and we estimate its contribution to the tSZ bispectrum, noting that it contributes negligible noise to the bispectrum at relevant scales.
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