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Blind Search for Variability in Planck Data

Published online by Cambridge University Press:  27 October 2016

Jörg P. Rachen ,
Elina Keihänen  and
Martin Reinecke
Jörg P. Rachen
Affiliation:
Department of Astrophysics/IMAPP, Radboud University Nijmegen, The Netherlands
Elina Keihänen
Affiliation:
Department of Physics, University of Helsinki, Finland
Martin Reinecke
Affiliation:
MPI for Astrophysics, 85741 Garching, Germany
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Abstract

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The sky is full of variable and transient sources on all time scales, from milliseconds to decades. Planck's regular scanning strategy makes it an ideal instrument to search for variable sky signals in the millimetre and submillimetre regime, on time scales from hours to several years. A precondition is that instrumental noise and systematic effects, caused in particular by non-symmetric beam shapes, are properly removed. We present a method to perform a full sky blind search for variable and transient objects at all Planck frequencies.

Keywords

space vehicles: instrumentsmethods: statisticaltechniques: miscellaneous
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 11 , General Assembly A29B: Astronomy in Focus , August 2015 , pp. 62 - 63
Copyright
Copyright © International Astronomical Union 2016 

References

Fuhrmann, L., Zensus, J. A., Krichbaum, T. P., Angelakis, E., & Readhead, A. C. S. 2007, AIPC, 921, 249 Google Scholar
Keihänen, E. & Reinecke, M. 2012, A&A 548, A110 Google Scholar
Górski, K. M., Hivon, E., Banday, A. J., et al. 2005, ApJ, 622, 759 CrossRefGoogle Scholar
Planck Collaboration I. 2011, A&A 536, A1 Google Scholar
Planck Collaboration I. I. 2011, A&A 571, A2 Google Scholar
Rachen, J. P., Fuhrmann, L., Krichbaum, T. P., et al. 2015, IAU GA FP5p.43, and 28th Texas Symposium on Relativistic Astrophysics, GeneveGoogle Scholar
Tauber, J. A., Mandolesi, N., Puget, J.-L., et al. 2010, A&A, 520, A1 Google Scholar