Table 3: Element abundances in regions c and e.

Value		 region c   region e

$T_{\rm e}$(O III)(K)		 17810 $\pm$ 320   16410 $\pm$ 4100
$T_{\rm e}$(O II)(K) 14960 $\pm$ 250   14390 $\pm$ 3420
$T_{\rm e}$(S III)(K) 16480 $\pm$ 260   15320 $\pm$ 3400
$N_{\rm e}$(S II)(cm-3) 10 $\pm$ 10   10 $\pm$ 10
O+/H+($\times$105) 0.467 $\pm$ 0.022   1.372 $\pm$ 0.890
O+2/H+($\times$105) 3.685 $\pm$ 0.159   2.067 $\pm$ 1.279
O+3/H+($\times$106) 1.464 $\pm$ 0.194   ...
O/H($\times$105) 4.299 $\pm$ 0.188   3.439 $\pm$ 1.558
12 + log (O/H) 7.63 $\pm$ 0.02   7.54 $\pm$ 0.20
N+/H+($\times$107) 1.702 $\pm$ 0.128   5.361 $\pm$ 2.585
ICF(N)a 9.20             2.51           
log (N/O) -1.438 $\pm$ 0.038     -1.408 $\pm$ 0.287  
Ne+2/H+($\times$105) 0.662 $\pm$ 0.035   0.467 $\pm$ 0.300
ICF(Ne)a 1.17             1.66           
log (Ne/O) -0.746 $\pm$ 0.030     -0.646 $\pm$ 0.342  
S+/H+($\times$107) 0.700 $\pm$ 0.036   ...
S+2/H+($\times$107) 5.593 $\pm$ 0.725   ...
ICF(S)a 2.30             ...
log (S/O) -1.473 $\pm$ 0.054     ...
Ar+2/H+($\times$107) 1.185 $\pm$ 0.070   ...
Ar+3/H+($\times$107) 1.420 $\pm$ 0.252   ...
ICF(Ar)a 1.01             ...
log (Ar/O) -2.213 $\pm$ 0.048     ...
He+/H+($\lambda $4471) 0.075 $\pm$ 0.007   ...
He+/H+($\lambda $5876) 0.078 $\pm$ 0.003   ...
He+/H+($\lambda $6678) 0.077 $\pm$ 0.006   ...
He+/H+ (mean) 0.078 $\pm$ 0.002   ...
He+2/H+($\lambda $4686) 0.003 $\pm$ 0.000   ...
He/H ($\lambda $4471) 0.078 $\pm$ 0.007   ...
He/H ($\lambda $5876) 0.081 $\pm$ 0.003   ...
He/H ($\lambda $6678) 0.080 $\pm$ 0.006   ...
He/H (mean) 0.080 $\pm$ 0.002   ...
Y ($\lambda $4471) 0.237 $\pm$ 0.022   ...
Y ($\lambda $5876) 0.244 $\pm$ 0.009   ...
Y ($\lambda $6678) 0.242 $\pm$ 0.018   ...
Y (mean) 0.243 $\pm$ 0.008   ...

a ICF is the ionization correction factor.

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