Based on observations collected at the German-Spanish Astronomical Centre, Calar Alto, operated jointly by Max-Planck-Institut füer Astronomie and Instituto de Astrofísica de Andalucía (CSIC).

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Appendix A (Tables A1 and A2) is only available in electronic form at the CDS via anonymous ftp to cdsarc.u-strasbg.fr (130.79.128.5) or via http://cdsweb.u-strasbg.fr/cgi-bin/qcat?J/A+A/431/779

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...

Finding charts are only available in electronic form at http://www.edpsciences.org

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... IRAF

IRAF is distributed by the National Optical Astronomy Observatories, which are operated by the Association of Universities for Research in Astronomy, Inc., under cooperative agreement with the National Science Foundation.

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