Open Access
Table A.2
Properties of the list of detected atomic and ionized lines.
| Ion | Wavelength λ (μm) |
Excitation Energy Eu/kB (K) |
Ionization Potential (eV) |
Line ID | MIRI Channel-Grating | Line Intensity EAST |
(W m−2 arcsec−2) WEST |
|---|---|---|---|---|---|---|---|
| [Fe II] | 5.341 | 2694 | 7.90 | a4F9/2-a6D9/2 | ch1-SHORT | 3.84 × 10−19 | 0.94 × 10−19 |
| [Ni II] | 6.636 | 2168 | 7.64 | 2D3/2-2D5/2 | ch1-LONG | — | 2.43 × 10−20 |
| [Ar II] | 6.985 | 2060 | 15.76 | 2P1/2>-2P3/2 | ch1-LONG | 8.94 × 10−19 | — |
| [Ne II] | 12.813 | 1123 | 21.56 | 2P1/2-2P3/2 | ch3-SHORT | 3.17 × 10−18 | 2.51 × 10−19 |
| [Ne III] | 15.555 | 925 | 40.96 | 3P2-3P1 | ch3-SHORT | 3.75 × 10−19 | 1.13 × 10−19 |
| [Fe II] | 17.936 | 3497 | 7.90 | a4F7/2-a4F9/2 | ch3-LONG | 2.06 × 10−19 | 9.86 × 10−20 |
| [S I] | 25.249 | 570 | 0 | 3P1-3P2 | ch4-LONG | 4.51 × 10−20 | 6.28 × 10−19 |
| [Fe II] | 25.988 | 554 | 7.90 | a6D7/2-a6D9/2 | ch4-LONG | 1.93 × 10−20 | 2.25 × 10−20 |
Notes. Blank entries in the eastern and western line intensity columns indicate non-detection or intensity levels below the noise threshold.
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