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The Quiet-Sun Variability as Seen by CDS and SUMER

Published online by Cambridge University Press:  13 May 2016

A. Brković ,
S. K. Solanki  and
I. Rüedi
A. Brković
Affiliation:
Institute of Astronomy, ETH Zentrum, CH-8092 Zürich, Switzerland
S. K. Solanki
Affiliation:
Max-Planck-Institut für Aeronomie, Max-Planck-Str. 2, D-37191 Katlenburg-Lindau, Germany
I. Rüedi
Affiliation:
Physikalisch-Meteorologisches Observatorium Davos, World Radiation Center, CH-7260 Davos Dorf, Switzerland

Abstract

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We investigate brightness variations of the quiet Sun using movies obtained with CDS and SUMER time series on SOHO. We compare the variability and relative variability detected with the two instruments and find that SUMER reveals a factor 2-3 higher variability than CDS.

Type
Session IV: Structure and Dynamics of the Transiton Region and Corona
Information
Symposium - International Astronomical Union , Volume 203: Recent Insights into the Physics of the Sun and Heliosphere: Highlights from Soho and Other Space Missions , 2001 , pp. 381 - 383
Copyright
Copyright © Astronomical Society of the Pacific 2001 

References

Brković, A., Rüedi, I., Solanki, S.K. et al. 2000, A&A, 353, 1083.Google Scholar
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