Open Access
Table 1
Dereddened emission-line fluxes (normalised to Hß = 100) and derived physical parameters.
| Ion | Line | CS | R1 | R2 | R3 | R4 | R5 |
|---|---|---|---|---|---|---|---|
| Hδ+He II | λ4101 | 28.4 ± 0.4 | 88.9 ± 4.2 | 38.8 ± 1.3 | … | … | … |
| Hγ | λ4340 | 50.6 ± 0.3 | 84.5 ± 4.5 | 54.1 ± 1.5 | 37.2 ± 1.7 | 65.6 ± 7.6 | … |
| [O III] | λ4363 | 17.6 ± 0.2 | 26.4 ± 2.7 | 17.4 ± 1.5 | … | … | … |
| He I | λ4388 | 1.2 ± 0.1 | … | … | … | … | … |
| He I | λ4471 | 5.6 ± 0.1 | … | 5.1 ± 1.0 | … | … | … |
| N III+O II | λ4640 | 4.1 ± 0.1 | … | … | … | … | … |
| He II | λ4686 | 25.7 ± 0.1 | … | 8.9 ± 0.7 | … | … | … |
| He I+[Ar IV] | λ4711 | 3.7 ± 0.1 | … | … | … | … | … |
| [Ne IV] | λ4724 | 0.4 ± 0.1 | … | … | … | … | … |
| [Ar IV] | λ4740 | 3.3 ± 0.1 | … | … | … | … | … |
| Hβ | λ4861 | 100.0 ± 0.3 | 100.0 ± 3.0 | 100.0 ± 0.9 | 100.0 ± 1.2 | 100.0 ± 7.6 | 100.0 ± 5.6 |
| [O III] | λ4959 | 399.4 ± 0.9 | 328.0 ± 7.4 | 304.5 ± 2.2 | 22.0 ± 0.7 | 13.9 ± 2.6 | 20.4 ± 4.2 |
| [O III] | λ5007 | 1190.8 ± 2.5 | 916.9 ± 20.0 | 890.9 ± 6.1 | 60.3 ± 0.9 | 45.3 ± 2.8 | 77.1 ± 4.7 |
| [N I] | λ5199 | 6.9 ± 0.1 | 34.1 ± 2.0 | 28.0 ± 0.5 | 43.3 ± 0.7 | 63.3 ± 3.0 | 96.2 ± 4.9 |
| He II | λ5411 | 2.1 ± 0.1 | … | … | … | … | … |
| [C1 III] | λ5517 | 0.6 ± 0.1 | … | … | … | … | … |
| [Cl III] | λ5537 | 0.7 ± 0.1 | … | … | … | … | … |
| [N II] | λ5755 | 16.9 ± 0.1 | 17.6 ± 1.6 | 24.1 ± 0.5 | … | 14.6 ± 2.0 | 13.0 ± 3.0 |
| He I | λ5876 | 16.7 ± 0.1 | 12.9 ± 1.7 | 16.3 ± 0.5 | 6.1 ± 1.0 | … | … |
| [O I] | λ6300 | 14.5 ± 0.1 | 30.5 ± 2.0 | 37.3 ± 0.5 | 41.7 ± 0.8 | 43.9 ± 2.9 | 47.5 ± 3.9 |
| [S III]+He II | λ6312 | 0.9 ± 0.1 | … | … | … | … | … |
| [O I] | λ6363 | 4.9 ± 0.1 | 9.5 ± 1.3 | 12.5 ± 0.5 | 13.8 ± 0.6 | 14.7 ± 2.4 | 14.0 ± 2.3 |
| He II | λ6407 | 0.2 ± 0.1 | … | … | … | … | … |
| [Ar V] | λ6435 | 0.4 ± 0.1 | … | … | … | … | … |
| [N II] | λ6548 | 233.2 ± 0.7 | 268.2 ± 8.6 | 378.8 ± 3.7 | 190.2 ± 2.4 | 153.4 ± 6.3 | 126.1 ± 7.5 |
| Hα | λ6563 | 283.0 ± 0.9 | 282.8 ± 9.0 | 283.6 ± 2.8 | 286.2 ± 3.5 | 280.3 ± 11.4 | 279.7 ± 6.0 |
| [N II] | λ6583 | 707.3 ± 2.1 | 730.6 ± 22.9 | 1132.3 ± 11.1 | 580.6 ± 7.1 | 467.8 ± 18.8 | 392.2 ± 22.4 |
| He I | λ6678 | 4.2 ± 0.1 | 5.9 ± 2.0 | 5.9 ± 0.4 | … | … | … |
| [S II] | λ6716 | 5.2 ± 0.1 | 23.7 ± 1.2 | 34.2 ± 0.6 | 43.5 ± 0.8 | 59.8 ± 3.0 | 72.9 ± 4.8 |
| [S II] | λ6731 | 7.0 ± 0.1 | 19.4 ± 1.4 | 31.1 ± 0.5 | 43.2 ± 0.8 | 47.6 ± 2.8 | 50.8 ± 3.8 |
| [Ar V] | λ7006 | 0.8 ± 0.1 | … | … | … | … | … |
| He I | λ7065 | 6.9 ± 0.1 | … | 7.6 ± 0.5 | … | … | … |
| [Ar III] | λ7136 | 21.1 ± 0.1 | … | 21.2 ± 0.6 | … | … | … |
| He I | λ7281 | 0.9 ± 0.1 | … | … | … | … | … |
| [O II] | λ7320 | 11.9 ± 0.1 | … | 10.7 ± 0.8 | 6.7 ± 0.9 | 16.1 ± 3.3 | … |
| [O II] | λ7330 | 7.9 ± 0.1 | … | 7.9 ± 0.5 | 13.3 ± 0.9 | 4.1 ± 2.6 | … |
| c(Hβ) | 0.88 ± 0.01 | … | 0.59 ± 0.01 | 0.60 ± 0.01 | 0.69 ± 0.04 | 0.80 ± 0.06 | |
| Te([N II]) | 12 100 ± 100 | 12300± 850 | 11600 ± 100 | … | 14200 ± 1300 | 15000 ± 2200 | |
| Te([O III]) | 13 300 ± 100 | 18 300 ± 1270 | 15 000 ± 600 | 100±… | … | … | |
| Ne([S II]) | 2300 ± 130 | 276 ± 120 | 500 ± 50 | 610 ± 240 | 230 ± 93 | <1 | |
| Ne([Cl III]) | 4100 ± 1000 | … | … | … | … | … | |
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