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Table 2

Statistics of the electron density and temperature maps.

N e (cm-3) Te (K)


[S ii] [Ar iv] [N ii] [O iii]

min 83 70 10 080 13 138
Q1 393 3056 11 340 16 442
median 963 5441 11 776 17 197
Q3 1978 9750 12 499 18 078
max 41 634 31 400 21 024 26 782
N 1047 510 1047 813

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