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Based on observations collected at the German-Spanish Astronomical Centre, Calar Alto, operated by the Max-Planck-Institut für Astronomie, Heidelberg, jointly with the Spanish National Commission for Astronomy.

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...HREF="/articles/aas/full/1999/15/r28/footnode.html#165">^,

Based on observations carried out at the Danish 1.54-m Telescope on the European Southern Observatory, La Silla, Chile.

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