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Table 1

Lines used in the CoCoA-analysis.

Absorption or emission line

[Ne v] 3347
[Ne v] 3427
[O ii] 3727
[O ii] 3730
He i 3889
[S ii] 4072
Hγ 4342
Hδ 4103
[O iii] 4364
Hβ 4863
[O iii] 4960
[O iii] 5007
Hα 6565
[N ii] 6550
[N ii] 6585
[O i] 6302
[O i] 6366
[S ii] 6718
[S ii] 6733
Ca ii 8500
Ca ii 8544
Ca ii 8665

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