... I.
Based on observations obtained at the Paranal Observatory of the European Southern Observatory for program 165.H-0588.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
...
Table A.1 and Fig. A.1 are only available in electronic form at
http://www.edpsciences.org
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Copyright ESO 2001