English
Related papers

Related papers: A maximum likelihood approach to the destriping te…

200 papers

Removal of systematic effects is crucial in present and future CMB experiments mapping large fraction of the sky. Accurate CMB measurements ask for multi-feed array instruments observing the sky with a redundant scanning strategy covering…

Astrophysics · Physics 2009-11-07 D. Maino , C. Burigana , K. M. Gorski , N. Mandolesi , M. Bersanelli

We present a new map-making method for CMB measurements. The method is based on the destriping technique, but it also utilizes information about the noise spectrum. The low-frequency component of the instrument noise stream is modelled as a…

Astrophysics · Physics 2009-11-10 E. Keihanen , H. Kurki-Suonio , T. Poutanen

We present here the basic issues of our simulations of PLANCK/LFI observations focussing on the study of the stripes generated by the 1/f noise, including realistic estimates of the 1/f knee frequency, based on the Seiffert et al. (1997)…

Astrophysics · Physics 2007-05-23 C. Burigana , M. Malaspina , N. Mandolesi , L. Danse , D. Maino , M. Bersanelli , M. Maltoni

We consider the application of high-pass Fourier filters to remove periodic systematic fluctuations from full-sky survey CMB datasets. We compare the filter performance with destriping codes commonly used to remove the effect of residual…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-27 F. de Gasperin , A. Mennella , D. Maino , L. Terenzi , S. Galeotta , B. Cappellini , G. Morgante , M. Tomasi , M. Bersanelli , N. Mandolesi , A. Zacchei

Extraction of the CMB (Cosmic Microwave Background) angular power spectrum is a challenging task for current and future CMB experiments due to the large data sets involved. Here we describe an implementation of MASTER (Monte carlo Apodised…

Astrophysics · Physics 2009-11-10 T. Poutanen , D. Maino , H. Kurki-Suonio , E. Keihanen , E. Hivon

Map-making presents a significant computational challenge to the next generation of kilopixel CMB polarisation experiments. Years worth of time ordered data (TOD) from thousands of detectors will need to be compressed into maps of the T, Q…

Astrophysics · Physics 2009-02-16 D. Sutton , B. R. Johnson , M. L. Brown , P. Cabella , P. G. Ferreira , K. M. Smith

We study the impact of the 1/f noise on the PLANCK Low Frequency Instrument (LFI) osbervations (Mandolesi et al 1998) and describe a simple method for removing striping effects from the maps for a number of different scanning stategies. A…

Destriping methods for constructing maps of the Cosmic Microwave Background (CMB) anisotropies have been investigated extensively in the literature. However, their error properties have been studied in less detail. Here we present an…

Astrophysics · Physics 2009-11-10 G. Efstathiou

We study destriping as a map-making method for temperature-and-polarization data for cosmic microwave background observations. We present a particular implementation of destriping and study the residual error in output maps, using simulated…

Instrumentation and Methods for Astrophysics · Physics 2010-03-26 H. Kurki-Suonio , E. Keihanen , R. Keskitalo , T. Poutanen , A. -S. Sirvio , D. Maino , C. Burigana

This paper is one of a series describing the performance and accuracy of map-making codes as assessed by the Planck CTP working group. We compare the performance of multiple codes written by different groups for making polarized maps from…

We present the current accounting of systematic effect uncertainties for the Low Frequency Instrument (LFI) that are relevant to the 2015 release of the Planck cosmological results, showing the robustness and consistency of our data set,…

Cosmology and Nongalactic Astrophysics · Physics 2016-09-28 Planck Collaboration , P. A. R. Ade , J. Aumont , C. Baccigalupi , A. J. Banday , R. B. Barreiro , N. Bartolo , S. Basak , P. Battaglia , E. Battaner , K. Benabed , A. Benoit-Lévy , J. -P. Bernard , M. Bersanelli , P. Bielewicz , A. Bonaldi , L. Bonavera , J. R. Bond , J. Borrill , C. Burigana , R. C. Butler , E. Calabrese , A. Catalano , P. R. Christensen , L. P. L. Colombo , M. Cruz , A. Curto , F. Cuttaia , L. Danese , R. D. Davies , R. J. Davis , P. de Bernardis , A. de Rosa , G. de Zotti , J. Delabrouille , C. Dickinson , J. M. Diego , O. Doré , A. Ducout , X. Dupac , F. Elsner , T. A. Enßlin , H. K. Eriksen , F. Finelli , M. Frailis , C. Franceschet , E. Franceschi , S. Galeotta , S. Galli , K. Ganga , T. Ghosh , M. Giard , Y. Giraud-Héraud , E. Gjerløw , J. González-Nuevo , K. M. Górski , A. Gregorio , A. Gruppuso , F. K. Hansen , D. L. Harrison , C. Hernández-Monteagudo , D. Herranz , S. R. Hildebrandt , E. Hivon , M. Hobson , A. Hornstrup , W. Hovest , K. M. Huffenberger , G. Hurier , A. H. Jaffe , T. R. Jaffe , E. Keihäen , R. Keskitalo , K. Kiiveri , T. S. Kisner , J. Knoche , N. Krachmalnicoff , M. Kunz , H. Kurki-Suonio , G. Lagache , J. -M. Lamarre , M. Lattanzi , C. R. Lawrence , J. P. Leahy , R. Leonardi , F. Levrier , P. B. Lilje , M. Linden-Vørnle , V. Lindholm , M. López-Caniego , P. M. Lubin , J. F. Macías-Pérez , B. Maffei , G. Maggio , D. Maino , N. Mandolesi , A. Mangilli , M. Maris , P. G. Martin , E. Martínez-González , S. Masi , S. Matarrese , P. R. Meinhold , A. Mennella , M. Migliaccio , S. Mitra , L. Montier , G. Morgante , D. Mortlock , D. Munshi , J. A. Murphy , F. Nati , P. Natoli , F. Noviello , F. Paci , L. Pagano , F. Pajot , D. Paoletti , B. Partridge , F. Pasian , T. J. Pearson , O. Perdereau , V. Pettorino , F. Piacentini , E. Pointecouteau , G. Polenta , G. W. Pratt , J. -L. Puget , J. P. Rachen , M. Reinecke , M. Remazeilles , A. Renzi , I. Ristorcelli , G. Rocha , C. Rosset , M. Rossetti , G. Roudier , J. A. Rubiño-Martín , B. Rusholme , M. Sandri , D. Santos , M. Savelainen , D. Scott , V. Stolyarov , R. Stompor , A. -S. Suur-Uski , J. -F. Sygnet , J. A. Tauber , D. Tavagnacco , L. Terenzi , L. Toffolatti , M. Tomasi , M. Tristram , M. Tucci , G. Umana , L. Valenziano , J. Valiviita , B. Van Tent , T. Vassallo , P. Vielva , F. Villa , L. A. Wade , B. D. Wandelt , R. Watson , I. K. Wehus , D. Yvon , A. Zacchei , J. P. Zibin , A. Zonca

Aims. To investigate the performance of a deconvolution map-making algorithm for an experiment with a circular scanning strategy, specifically in this case for the analysis of Planck data, and to quantify the effects of making maps using…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 D. L. Harrison , F. van Leeuwen , M. A. J. Ashdown

We present an iterative scheme designed to recover calibrated I, Q, and U maps from Planck-HFI data using the orbital dipole due to the satellite motion with respect to the Solar System frame. It combines a map reconstruction, based on a…

Cosmology and Nongalactic Astrophysics · Physics 2015-03-19 M. Tristram , C. Filliard , O. Perdereau , S. Plaszczynski , R. Stompor , F. Touze

Every experiment is affected by systematic effects that hamper the data analysis and have the potential to ultimately degrade its performance. In the case of probes of the cosmic microwave background (CMB) radiation, a minimal set of issues…

Cosmology and Nongalactic Astrophysics · Physics 2012-06-08 Franz Elsner , Benjamin D. Wandelt

We apply state-of-the art data analysis methods to a number of fictitious CMB mapping experiments, including 1/f noise, distilling the cosmological information from time-ordered data to maps to power spectrum estimates, and find that in all…

Astrophysics · Physics 2008-11-26 Max Tegmark

Low frequency detector noise in CMB experiments must be corrected to produce faithful maps of the temperature and polarization anisotropies. For a Planck-type experiment the low frequency noise corrections lead to residual stripes in the…

Astrophysics · Physics 2009-11-11 G. Efstathiou

We present an analysis of the effects of beam deconvolution on noise properties in CMB measurements. The analysis is built around the artDeco beam deconvolver code. We derive a low-resolution noise covariance matrix that describes the…

Instrumentation and Methods for Astrophysics · Physics 2016-02-09 E. Keihänen , K. Kiiveri , V. Lindholm , M. Reinecke , A. -S. Suur-Uski

Destriping is a well-established technique for removing low-frequency correlated noise from Cosmic Microwave Background (CMB) survey data. In this paper we present a destriping algorithm tailored to data from a polarimeter, i.e. an…

Instrumentation and Methods for Astrophysics · Physics 2013-11-11 Andrea Zonca , Brian Williams , Peter Meinhold , Philip Lubin

The Planck satellite will observe the full sky at nine frequencies from 30 to 857 GHz. The goal of this paper is to examine the effects of four realistic instrument systematics in the 30 GHz frequency maps: non-axially-symmetric beams,…

The Planck Low Frequency Instrument will recover polarization by differencing the outputs from radiometers sensitive to orthogonal polarizations. We contrast the systematic errors that afflict such a system with those that affect…

Astrophysics · Physics 2014-10-13 J. P. Leahy , V. Yurchenko , Morag Hastie , M. Bersanelli , N. Mandolesi
‹ Prev 1 2 3 10 Next ›