...predictions

Based on observations made at Laboratório Nacional de Astrofísica/CNPq/MCT-Itajubá-Brazil. Please Send offprint requests to C.H. Veiga.

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...$0{\hbox{$.\!\!^{\prime\prime}$}}09$

Table 1 is only available in electronic form at the CDS via anonymous ftp to cdsarc.u-strasbg (130.79.128.5) or via http://cdsweb.u-strasbg.fr/Abstract.html

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