Table 1: Equivalent widthsa for IVC and HVC absorption towards Sk -68 80.
Species $\lambda_{\rm vac}$ $^{\rm b}$ log  $\lambda f^{\rm b}$ $W_{\lambda}$  $_{\rm IVC}$ $W_{\lambda}$  $_{\rm HVC}$
  [Å]   [mÅ] [mÅ]
C  I 945.191 2.411 $\leq$23 $\leq$10
O  I 948.686 0.778 $21\pm5$ $31\pm6$
  1039.230 0.980 $37\pm5$ $49\pm4$
Si  II 1020.699 1.225 $23\pm7$ $9\pm4$
P  II 1152.818 2.451 $14\pm3$ $\leq$6
Ar  I 1048.220 2.440 $15\pm3$ $\leq$10
Fe  II 1055.262 0.962 $10\pm3$ $5\pm3$
  1096.877 1.554 $28\pm5$ $28\pm5$
  1121.975 1.512 $24\pm5$ ...
  1125.448 1.244 $16\pm3$ $15\pm4$
  1142.366 0.633 $\leq$3 $\leq$3
  1143.226 1.342 $26\pm3$ $12\pm3$
  1144.938 2.096 $59\pm4$ $104\pm5$
H2 R(0),4-0 1049.366 1.383 $50\pm12$ ...
H2 R(0),1-0 1092.194 0.814 $39\pm7$ ...
H2 R(0),0-0 1108.128 0.283 $26\pm8$ ...
H2 R(1),8-0 1002.457 1.256 $27\pm10$ $\leq$19
H2 P(1),8-0 1003.302 0.948 $33\pm8$ ...
H2 R(1),4-0 1049.960 1.225 $32\pm5$ $\leq$14
H2 P(1),4-0 1051.033 0.902 $20\pm4$ ...
H2 P(1),3-0 1064.606 0.805 $29\pm6$ $^{\rm c}$ ...
H2 R(1),2-0 1077.702 0.919 $30\pm7$ ...
H2 R(1),1-0 1092.737 0.618 $25\pm6$ ...
H2 R(1),0-0 1108.639 0.086 $26\pm8$ ...
H2 R(2),8-0 1003.989 1.232 $14\pm3$ $\leq$11
H2 P(2),8-0 1005.398 0.993 $17\pm5$ ...
H2 Q(2),0-0 1010.938 1.385 $16\pm5$ $\leq$10
H2 R(2),7-0 1014.980 1.285 $14\pm4$ ...
H2 P(2),7-0 1016.466 1.007 $28\pm15$  $^{\rm c,d,f}$ ...
H2 R(2),4-0 1051.498 1.168 $12\pm3$ ...
H2 P(2),4-0 1053.284 0.982 $13\pm4$ ...
H2 P(2),2-0 1081.269 0.708 $11\pm4$ $^{\rm f}$ ...
H2 R(3),0-0 1010.128 1.151 $12\pm3$ $\leq$9
H2 R(3),7-0 1017.427 1.263 $22\pm8$ $16\pm4$ $^{\rm e}$
H2 P(3),6-0 1031.195 1.055 $14\pm4$ $11\pm4$
H2 R(3),5-0 1041.159 1.222 $15\pm3$ ...
H2 P(3),5-0 1043.504 1.060 $14\pm3$ ...
H2 R(3),4-0 1053.975 1.137 $16\pm4$ ...
H2 P(3),4-0 1056.471 1.006 $12\pm3$ ...
H2 P(3),3-0 1070.141 0.910 $15\pm3$ $\leq$8
H2 P(3),1-0 1099.792 0.439 $10\pm4$ $7\pm3$
H2 R(4),5-0 1044.543 1.195 $6\pm3$ $\leq$9
H2 R(4),4-0 1057.379 1.138 $5\pm2$ $\leq$8
$^{\rm a}$ Equivalent widths, $1\sigma$ errors and $3\sigma$ upper limits are given.
$^{\rm b}$  Wavelengths and oscillator strengths from Morton  (1991),
Morton (2003, in preparation), and Abgrall & Roueff (1989).
$^{\rm c}$ Surprisingly strong.
$^{\rm d}$ H2 absorption extends to +100 km s-1.
$^{\rm e}$ Possibly blended by H2 W Q(5),0-0.
$^{\rm f}$ Line not included in curve-of-growth fit.

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