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4 papers
Initial results from SECIS observations of the 2001 eclipse
A. C. Katsiyannis, D. R. Williams, F. Murtagh +2
SECIS observations of the June 2001 total solar eclipse were taken using an Fe {\sc xiv} 5303 Å filter. Automated tools based on wavelet analysis was used to detect intensity oscil…
Initial results from SECIS observations of the 2001 eclipse
A. C. Katsiyannis, R. T. J. McAteer, D. R. Williams +2
SECIS observations of the June 2001 total solar eclipse were taken using an Fe xiv 5303 A filter. Existing software was modified and new code was developed for the reduction and an…
Solar coronal observations at high frequencies
A. C. Katsiyannis, M. Mathioudakis, K. J. H. Phillips +2
The Solar Eclipse Coronal Imaging System (SECIS) is a simple and extremely fast, high-resolution imaging instrument designed for studies of the solar corona. Light from the corona…
Detections of extended galactic haloes of Virgo Cluster Galaxies
A. C. Katsiyannis, P. Boumis, J. Meaburn
The UK Schmidt camera was used to observe the Virgo cluster of galaxies, where a total of 13 R-band Kodak Tech-Pan films were obtained. The latter, were scanned by the APM machine…