| Quantity . | Gemini+du Pont . | SALT . | LMCa . |
|---|---|---|---|
| Te([O iii])(K) | 11,600 ± 300 | 11,200 ± 600 | – |
| Te([O ii])(K) | 12,000 ± 200 | 11,400 ± 200 | – |
| Te([S iii])(K) | – | 11,300 ± 760 | – |
| ne([S ii])(cm−3) | 90|$^{+200}_{-80}$| | 50|$^{+90}_{-40}$| | – |
| O+/H+(×105) | 1.615 ± 0.144 | 1.942 ± 0.189 | – |
| O++/H+(×105) | 16.200 ± 1.211 | 17.060 ± 2.812 | – |
| O++ +/H+(×105) | 1.349 ± 0.178 | 0.696 ± 0.377 | – |
| O/H( × 105) | 19.160 ± 1.779 | 19.700 ± 2.843 | – |
| 12+log(O/H) | 8.28 ± 0.03 | 8.29 ± 0.06 | 8.35 ± 0.06 |
| N+/H+(×107) | 15.870 ± 1.382 | 20.610 ± 1.253 | – |
| ICF(N) | 9.789 | 8.583 | – |
| N/H(×105) | 1.55 ± 0.14 | 1.77 ± 0.11 | – |
| 12+log(N/H) | 7.19 ± 0.04 | 7.25 ± 0.06 | 7.14 ± 0.15 |
| Ne++/H+(×105) | 2.841 ± 0.256 | 2.999 ± 0.608 | – |
| ICF(Ne) | 1.073 | 1.046 | – |
| Ne/H(×105) | 3.05 ± 0.28 | 3.14 ± 0.64 | – |
| 12+log(Ne/H) | 7.48 ± 0.05 | 7.50 ± 0.09 | 7.61 ± 0.05 |
| S+/H+(×107) | – | 5.119 ± 0.245 | – |
| S++/H+(×107) | – | 25.950 ± 9.201 | – |
| ICF(S) | – | 2.179 | – |
| S/H(×107) | – | 67.71 ± 20.06 | – |
| 12+log(S/H) | – | 6.83 ± 0.13 | 6.70 ± 0.09 |
| Ar++/H+(×107) | – | 6.952 ± 1.466 | – |
| ICF(Ar) | – | 1.240 | – |
| Ar/H(×107) | – | 8.62 ± 1.82 | – |
| 12+log(Ar/H) | – | 5.94 ± 0.09 | 6.29 ± 0.25 |
| 12+log(He/H) | – | 10.97 ± 0.05 | 10.94 ± 0.03 |
| Quantity . | Gemini+du Pont . | SALT . | LMCa . |
|---|---|---|---|
| Te([O iii])(K) | 11,600 ± 300 | 11,200 ± 600 | – |
| Te([O ii])(K) | 12,000 ± 200 | 11,400 ± 200 | – |
| Te([S iii])(K) | – | 11,300 ± 760 | – |
| ne([S ii])(cm−3) | 90|$^{+200}_{-80}$| | 50|$^{+90}_{-40}$| | – |
| O+/H+(×105) | 1.615 ± 0.144 | 1.942 ± 0.189 | – |
| O++/H+(×105) | 16.200 ± 1.211 | 17.060 ± 2.812 | – |
| O++ +/H+(×105) | 1.349 ± 0.178 | 0.696 ± 0.377 | – |
| O/H( × 105) | 19.160 ± 1.779 | 19.700 ± 2.843 | – |
| 12+log(O/H) | 8.28 ± 0.03 | 8.29 ± 0.06 | 8.35 ± 0.06 |
| N+/H+(×107) | 15.870 ± 1.382 | 20.610 ± 1.253 | – |
| ICF(N) | 9.789 | 8.583 | – |
| N/H(×105) | 1.55 ± 0.14 | 1.77 ± 0.11 | – |
| 12+log(N/H) | 7.19 ± 0.04 | 7.25 ± 0.06 | 7.14 ± 0.15 |
| Ne++/H+(×105) | 2.841 ± 0.256 | 2.999 ± 0.608 | – |
| ICF(Ne) | 1.073 | 1.046 | – |
| Ne/H(×105) | 3.05 ± 0.28 | 3.14 ± 0.64 | – |
| 12+log(Ne/H) | 7.48 ± 0.05 | 7.50 ± 0.09 | 7.61 ± 0.05 |
| S+/H+(×107) | – | 5.119 ± 0.245 | – |
| S++/H+(×107) | – | 25.950 ± 9.201 | – |
| ICF(S) | – | 2.179 | – |
| S/H(×107) | – | 67.71 ± 20.06 | – |
| 12+log(S/H) | – | 6.83 ± 0.13 | 6.70 ± 0.09 |
| Ar++/H+(×107) | – | 6.952 ± 1.466 | – |
| ICF(Ar) | – | 1.240 | – |
| Ar/H(×107) | – | 8.62 ± 1.82 | – |
| 12+log(Ar/H) | – | 5.94 ± 0.09 | 6.29 ± 0.25 |
| 12+log(He/H) | – | 10.97 ± 0.05 | 10.94 ± 0.03 |
aThe LMC abundances are from Russell & Dopita (1992).
| Quantity . | Gemini+du Pont . | SALT . | LMCa . |
|---|---|---|---|
| Te([O iii])(K) | 11,600 ± 300 | 11,200 ± 600 | – |
| Te([O ii])(K) | 12,000 ± 200 | 11,400 ± 200 | – |
| Te([S iii])(K) | – | 11,300 ± 760 | – |
| ne([S ii])(cm−3) | 90|$^{+200}_{-80}$| | 50|$^{+90}_{-40}$| | – |
| O+/H+(×105) | 1.615 ± 0.144 | 1.942 ± 0.189 | – |
| O++/H+(×105) | 16.200 ± 1.211 | 17.060 ± 2.812 | – |
| O++ +/H+(×105) | 1.349 ± 0.178 | 0.696 ± 0.377 | – |
| O/H( × 105) | 19.160 ± 1.779 | 19.700 ± 2.843 | – |
| 12+log(O/H) | 8.28 ± 0.03 | 8.29 ± 0.06 | 8.35 ± 0.06 |
| N+/H+(×107) | 15.870 ± 1.382 | 20.610 ± 1.253 | – |
| ICF(N) | 9.789 | 8.583 | – |
| N/H(×105) | 1.55 ± 0.14 | 1.77 ± 0.11 | – |
| 12+log(N/H) | 7.19 ± 0.04 | 7.25 ± 0.06 | 7.14 ± 0.15 |
| Ne++/H+(×105) | 2.841 ± 0.256 | 2.999 ± 0.608 | – |
| ICF(Ne) | 1.073 | 1.046 | – |
| Ne/H(×105) | 3.05 ± 0.28 | 3.14 ± 0.64 | – |
| 12+log(Ne/H) | 7.48 ± 0.05 | 7.50 ± 0.09 | 7.61 ± 0.05 |
| S+/H+(×107) | – | 5.119 ± 0.245 | – |
| S++/H+(×107) | – | 25.950 ± 9.201 | – |
| ICF(S) | – | 2.179 | – |
| S/H(×107) | – | 67.71 ± 20.06 | – |
| 12+log(S/H) | – | 6.83 ± 0.13 | 6.70 ± 0.09 |
| Ar++/H+(×107) | – | 6.952 ± 1.466 | – |
| ICF(Ar) | – | 1.240 | – |
| Ar/H(×107) | – | 8.62 ± 1.82 | – |
| 12+log(Ar/H) | – | 5.94 ± 0.09 | 6.29 ± 0.25 |
| 12+log(He/H) | – | 10.97 ± 0.05 | 10.94 ± 0.03 |
| Quantity . | Gemini+du Pont . | SALT . | LMCa . |
|---|---|---|---|
| Te([O iii])(K) | 11,600 ± 300 | 11,200 ± 600 | – |
| Te([O ii])(K) | 12,000 ± 200 | 11,400 ± 200 | – |
| Te([S iii])(K) | – | 11,300 ± 760 | – |
| ne([S ii])(cm−3) | 90|$^{+200}_{-80}$| | 50|$^{+90}_{-40}$| | – |
| O+/H+(×105) | 1.615 ± 0.144 | 1.942 ± 0.189 | – |
| O++/H+(×105) | 16.200 ± 1.211 | 17.060 ± 2.812 | – |
| O++ +/H+(×105) | 1.349 ± 0.178 | 0.696 ± 0.377 | – |
| O/H( × 105) | 19.160 ± 1.779 | 19.700 ± 2.843 | – |
| 12+log(O/H) | 8.28 ± 0.03 | 8.29 ± 0.06 | 8.35 ± 0.06 |
| N+/H+(×107) | 15.870 ± 1.382 | 20.610 ± 1.253 | – |
| ICF(N) | 9.789 | 8.583 | – |
| N/H(×105) | 1.55 ± 0.14 | 1.77 ± 0.11 | – |
| 12+log(N/H) | 7.19 ± 0.04 | 7.25 ± 0.06 | 7.14 ± 0.15 |
| Ne++/H+(×105) | 2.841 ± 0.256 | 2.999 ± 0.608 | – |
| ICF(Ne) | 1.073 | 1.046 | – |
| Ne/H(×105) | 3.05 ± 0.28 | 3.14 ± 0.64 | – |
| 12+log(Ne/H) | 7.48 ± 0.05 | 7.50 ± 0.09 | 7.61 ± 0.05 |
| S+/H+(×107) | – | 5.119 ± 0.245 | – |
| S++/H+(×107) | – | 25.950 ± 9.201 | – |
| ICF(S) | – | 2.179 | – |
| S/H(×107) | – | 67.71 ± 20.06 | – |
| 12+log(S/H) | – | 6.83 ± 0.13 | 6.70 ± 0.09 |
| Ar++/H+(×107) | – | 6.952 ± 1.466 | – |
| ICF(Ar) | – | 1.240 | – |
| Ar/H(×107) | – | 8.62 ± 1.82 | – |
| 12+log(Ar/H) | – | 5.94 ± 0.09 | 6.29 ± 0.25 |
| 12+log(He/H) | – | 10.97 ± 0.05 | 10.94 ± 0.03 |
aThe LMC abundances are from Russell & Dopita (1992).
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