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Table 2

Observed and dereddened (adopting cβ = 0.5) line fluxes in the shock region between 112 and 117′′ (see Fig. 8) of the south lobe.

Line identification Flux
Observed Dereddened

[O ii] 3726+3729 883.1 1262.3
[Ne iii] 3869 72.5 99.3
[Ne iii] 3968+Hϵ 35.9 47.7
Hδ 4101 18.9 24.1
Hγ 4340 45.7 53.8
[O iii] 4363 55.4 64.7
Hβ 4861 100.0 100.0
[O iii] 4959 237.8 231.1
[O iii] 5007 717.5 687.5
[N ii] 6548 94.3 63.1
Hα 6563 503.7 336.1
[N ii] 6583 308.3 205.0
[S ii] 6716 114.4 74.2
[S ii] 6731 87.0 56.3
[O ii] 7319 51.8 30.6
[O ii] 7330 53.7 31.7

Notes. Fluxes are normalised to Hβ = 100. The observed Hβ integrated flux in the area is 4.03 × 10-16 erg cm-2 s-1. The derived physical quantities are Ne([S ii]) = 50–100 cm-3 and Te([O iii]) = 55 000 K.

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