Online availability

The ANSI-C code of SIGSPEC is available online at

http://www.astro.univie.ac.at/SigSpec.

For further information, please contact P. Reegen,

[email protected].

Acknowledgments. PR received financial support from the Fonds zur Förderung der wissenschaftlichen Forschung (FWF, projects P14546-PHY, P17580-N2) and the BM:BWK (project COROT). Furthermore, it is a pleasure to thank T. Appourchaux (IAS, Orsay), A. Baglin (Obs. de Paris, Meudon), T. Boehm (Obs. M.-P., Toulouse), M. Breger, R. Dvorak, M.G. Firneis, D. Frast (Univ. of Vienna), R. Garrido (Inst. Astrof. Andalucia, Granada), M. Gruberbauer (Univ. of Vienna), D.B. Guenther (St. Mary's Univ., Halifax), M. Hareter, D. Huber, T. Kallinger (Univ. of Vienna), R. Kuschnig (UBC, Vancouver), S. Marchenko (Western Kentucky Univ., Bowling Green, KY), M. Masser (Univ. of Vienna), J.M. Matthews (UBC, Vancouver), E. Michel (Obs. de Paris, Meudon), A.F.J. Moffat (Univ. de Montreal), E. Paunzen, D. Punz (Univ. of Vienna), V. Ripepi (INAF, Naples), S.M. Rucinski (D. Dunlap Obs., Toronto), T.A. Ryabchikova (Inst. Astrpn. RAS, Moscow), D. Sasselov (Harvard-Smithsonian Center, Cambridge, MA), S. Schraml (Univ. of Technology, Vienna), G.A. Wade (Royal Military College, Kingston), G.A.H. Walker (UBC, Vancouver), W.W. Weiss, and K. Zwintz (Univ. of Vienna) for valuable discussion and support with extensive software tests. I acknowledge the anonymous referee for a detailed examination of both this publication and the corresponding software, as well as for the constructive feedback that helped to improve the overall quality a lot. Finally, I address my very special thanks to J.D. Scargle for his valuable support.

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