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Table 7
Comparison between temperature diagnostics in NEBULAR and PyNeb.
Ion | Spectrum | Line ratio | Value | Assumed Ne | Te (NEBULAR) | Te (PyNeb) |
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O0 | [O i] | I(5577)/I(6300+6363) | 0.01 | 1000 cm-3 | 8400 | 8400 |
S+ | [S ii] | I(4068+4076)/I(6716+6731) | 0.10 | 100 cm-3 | 11 510 | 11 510 |
O+ | [O ii] | I(3726+3729)/I(7320+7330) | 100 | 100 cm-3 | 7480 | 7480 |
N+ | [N ii] | I(5755)/I(6548+6583) | 0.1 | 100 cm-3 | 9970 | 9970 |
Si+2 | Si iii] | I(1206)/I(1883+1892) | 0.025 | 1000 cm-3 | 15 790 | 15 790 |
S+2 | [S iii] | I(6312)/I(9069+9532) | 0.02 | 1000 cm-3 | 11 040 | 11 090 |
Ar+2 | [Ar iii] | I(5192)/I(7136+7751) | 0.01 | 1000 cm-3 | 12 410 | 12 420 |
O+2 | [O iii] | I(4363)/I(4959+5007) | 0.01 | 1000 cm-3 | 12 940 | 12 920 |
Cl+3 | [Cl iv] | I(5323)/I(7530+8045) | 0.01 | 1000 cm-3 | 8180 | 8180 |
Ar+3 | [Ar iv] | I(2854+2868)/I(4711+4740) | 0.01 | 100 cm-3 | 8270 | 8270 |
Ne+2 | [Ne iii] | I(3342)/I(3869+3969) | 0.001 | 1000 cm-3 | 10 050 | 10 060 |
Ar+4 | [Ar v] | I(4626)/I(6435+7006) | 0.01 | 1000 cm-3 | 12 520 | 12 500 |
Ne+4 | [Ne v] | I(2975)/I(3426+3346) | 0.001 | 1000 cm-3 | 12 020 | 12 040 |
Notes. Temperatures have been rounded off to the tens.
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