Table 3:
We list
to improve the clarity of the
table.
refers to the Gaussian errors (those derived from
the
curvature matrix). The average values are quoted as
(see text for details),
and exclude the coadded spectra. Equivalent widths for
12CH+, ,
are given in mÅ. The stars select the
measurements included in the combined values of R; the selection
are discussed in the text.