Table 6: Extinction-corrected emission line flux ratios with respect to H$\beta $$^\dagger $.
  ce-042 ce-048 ce-061 ce-176 ce-200 ce-143 sw-222

[O II] $\lambda$3727 Å		 6.149 0.932 2.475 3.062 6.234 3.505 3.044
  (1.108) (0.050) (0.122) (0.343) (0.956) (0.322) (0.154)
H$_{\beta}$ $\lambda$4861 Å 1.000 1.000 1.000 1.000 1.000 1.000 1.000
  (0.071) (0.012) (0.016) (0.052) (0.042) (0.037) (0.016)
[O III] $\lambda$4959 Å - 1.424 0.940 1.004 - 0.834 0.597
  - (0.040) (0.033) (0.086) - (0.065) (0.038)
[O III] $\lambda$5007 Å 2.955 3.559 2.753 2.287 1.878 2.730 1.867
  (0.299) (0.078) (0.069) (0.154) (0.135) (0.142) (0.054)
[N II] $\lambda$6548 Å 0.203 - 0.142 - 0.086 - 0.167
  (0.080) - (0.009) - (0.063) - (0.015)
H$_{\alpha}$ $\lambda$6563 Å 2.891 2.756 2.891 2.770 2.890 2.889 2.890
  (0.528) (0.108) (0.105) (0.334) (0.344) (0.277) (0.109)
[N II] $\lambda$6584 Å 0.466 - 0.332 0.298 0.186 0.447 0.407
  (0.116) - (0.021) (0.045) (0.068) (0.067) (0.019)
[S II] $\lambda$6717 Å - - 0.402 0.529 - 0.703 0.573
  - - (0.022) (0.066) - (0.096) (0.026)
[S II] $\lambda$6731 Å - - 0.300 0.365 - 0.513 0.371
  - - (0.017) (0.047) - (0.057) (0.017)

$V_{\rm hel}$ (km s-1)		 11 840 11 181 10 012 9875 9940 11 616 10 087
  (90) (39) (76) (95) (65) (63) (20)
C(H$_{\beta}$) 0.298 0.000 0.004 0.000 0.103 0.116 0.166
  (0.117) (0.025) (0.023) (0.077) (0.076) (0.061) (0.024)
EW(H$_{\beta}$) (Å) 10.4 47.7 30.9 14.3 8.9 13.0 14.5
  (1.0) (2.5) (0.9) (1.1) (0.4) (0.6) (0.3)

$^\dagger $ Quantities in parenthesis correspond to the errors of the quantities quoted above.

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