Reliability of P mode event classification using contemporaneous BiSON and GOLF observations

R Simoniello, William Chaplin, Yvonne Elsworth, RA García

Research output: Contribution to journalArticle

Abstract

We carried out a comparison of the signals seen in contemporaneous BiSON and GOLF data sets. Both instruments perform Doppler shift velocity measurements in integrated sunlight, although BiSON perform measurements from the two wings of potassium absorption line and GOLF from one wing of the NaD1 line. Discrepancies between the two datasets have been observed. We show,in fact, that the relative power depends on the wing in which GOLF data observes. During the blue wing period, the relative power is mugh higher than in BiSON datasets, while a good agreement has been observed during the red period.
Original languageEnglish
Pages (from-to)012088-
JournalJournal of Physics: Conference Series
Volume118
DOIs
Publication statusPublished - 1 Oct 2008

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