Astronomy and Astrophysics – Astrophysics
Scientific paper
Jul 2010
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=2010ap%26ss.328..105m&link_type=abstract
Astrophysics and Space Science, Volume 328, Issue 1-2, pp. 105-108
Astronomy and Astrophysics
Astrophysics
1
Scientific paper
We are undertaking an extensive observational campaign of a number of non-radially pulsating stars using the high-resolution HERCULES spectrograph on the 1.0-m telescope at the Mt John University Observatory. This is part of a large world-wide multi-site campaign to improve mode-identification techniques in non-radially pulsating stars, particularly for g-mode pulsators. This paper outlines our campaign and presents preliminary results for one γ Doradus star, HD 40745, and one β Cephei star, HD 61068. We have used a representative cross-correlation line-profile technique presented by Wright in 2008 to extract line profiles and these have then been analyzed using the FAMIAS package due to Zima published in 2006 to derive a spectroscopic mode identification.
Cottrell Peter L.
de Cat Peter
Kilmartin Pam M.
Maisonneuve Florian
Pollard Karen R.
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