Open Access
Table A.2.
Spearman correlation and values of the fit for the best IR line ratio tracing fesc, HII (ρ≥0.3).
| Line ratio | ρ | A | B |
|---|---|---|---|
| H1_12.3684m / Si2_34.8046m | 0.527 | 130.42 | 185.563 |
| S4_10.5076m / LTIR500.500m | 0.519 | 149.899 | 456.264 |
| H1_12.3684m / Fe2_25.9811m | 0.486 | 98.124 | 30.459 |
| H1_12.3684m / LTIR500.500m | 0.485 | 98.586 | 456.934 |
| S4_10.5076m / C2_157.636m | 0.482 | 354.963 | -6.656 |
| H1_12.3684m / H2_17.0300m | 0.471 | 35.689 | 22.384 |
| H1_12.3684m / Fe2_17.9314m | 0.47 | 114.504 | -61.946 |
| O3_88.3323m / N2_121.767m(1) | 0.464 | 74.78 | -163.043 |
| H1_12.3684m / O1_63.1679m | 0.464 | 672.149 | 1004.348 |
| S4_10.5076m / Si2_34.8046m | 0.464 | 183.689 | -4.094 |
| O3_88.3323m / N2_205.244m(1) | 0.461 | 70.567 | -176.577 |
| S4_10.5076m / H2_17.0300m | 0.461 | 40.522 | -39.822 |
| H1_12.3684m / N2_121.767m | 0.46 | 52.458 | -3.56 |
| H1_12.3684m / C2_157.636m | 0.459 | 162.834 | 258.149 |
| H1_12.3684m / N2_205.244m | 0.449 | 50.224 | -24.644 |
| S3_33.4704m / N2_121.767m | 0.448 | 88.792 | -155.97 |
| Ar3_21.8253m / N2_121.767m | 0.447 | 100.214 | 9.157 |
| H1_12.3684m / Fe3_22.9190m | 0.446 | 115.686 | 29.741 |
| S4_10.5076m / N2_121.767m | 0.445 | 65.545 | -110.542 |
| S4_10.5076m / N2_205.244m | 0.444 | 57.369 | -108.528 |
| S4_10.5076m / H2_28.2130m | 0.442 | 26.491 | -28.109 |
| N3_57.3238m / N2_121.767m | 0.442 | 122.575 | -157.575 |
| O4_25.8832m / H2_17.0300m | 0.439 | 58.881 | -4.892 |
| O4_25.8832m / N2_205.244m | 0.439 | 28.946 | -3.069 |
| Ne3_15.5509m / N2_121.767m | 0.433 | 86.891 | -156.961 |
| S4_10.5076m / Ne3_15.5509m | 0.433 | 390.741 | 12.354 |
| Ar3_8.98898m / N2_121.767m | 0.432 | 99.306 | -104.741 |
| O4_25.8832m / C2_157.636m(2) | 0.432 | 55.734 | 90.425 |
| O4_25.8832m / H2_28.2130m | 0.431 | 45.988 | -12.765 |
| O4_25.8832m / N2_121.767m | 0.43 | 31.011 | 1.593 |
| H1_12.3684m / Ar3_8.98898m | 0.43 | 114.229 | 109.369 |
| S3_18.7078m / N2_121.767m | 0.428 | 85.685 | -135.148 |
| N3_57.3238m / N2_205.244m | 0.428 | 99.587 | -149.68 |
| H1_12.3684m / S3_18.7078m | 0.425 | 126.548 | 194.561 |
| S3_33.4704m / N2_205.244m | 0.424 | 76.793 | -153.13 |
| H1_12.3684m / Ar3_21.8253m | 0.423 | 110.31 | -18.305 |
| Ne3_15.5509m / N2_205.244m | 0.423 | 74.743 | -152.017 |
| O3_88.3323m / N3_57.3238m | 0.422 | 297.947 | -316.997 |
| Ar3_21.8253m / N2_205.244m | 0.419 | 83.176 | -10.571 |
| Fe3_22.9190m / N2_121.767m | 0.418 | 90.861 | -28.354 |
| O3_88.3323m / S3_33.4704m | 0.416 | 593.081 | -270.111 |
| S4_10.5076m / Ar3_8.98898m | 0.414 | 206.794 | -133.089 |
| O4_25.8832m / Si2_34.8046m | 0.41 | 45.209 | 78.238 |
| S4_10.5076m / S3_18.7078m | 0.41 | 320.263 | -37.828 |
| H1_12.3684m / S3_33.4704m | 0.409 | 118.66 | 205.23 |
| H1_12.3684m / O1_145.495m | 0.408 | -1864.77 | -718.005 |
| H2_9.66228m / H2_17.0300m | 0.406 | 82.504 | 30.48 |
| Ar3_8.98898m / N2_205.244m | 0.406 | 84.64 | -108.995 |
| S4_10.5076m / S3_33.4704m | 0.406 | 285.169 | 17.998 |
| S3_18.7078m / N2_205.244m | 0.406 | 73.539 | -133.295 |
| O3_88.3323m / Ar2_6.98337m | 0.405 | 110.162 | -273.012 |
| H2_12.2752m / H2_17.0300m | 0.405 | 101.622 | 69.297 |
| H1_12.3684m / Ne2_12.8101m | 0.405 | 60.832 | 47.995 |
| S4_10.5076m / O1_63.1679m | 0.404 | -1237.19 | -50.8 |
| S4_10.5076m / Fe2_25.9811m | 0.403 | 135.003 | -158.851 |
| O4_25.8832m / Fe2_25.9811m | 0.403 | 41.974 | 22.719 |
| S4_10.5076m / Ar2_6.98337m | 0.403 | 91.98 | -184.136 |
| O3_88.3323m / Si2_34.8046m | 0.403 | 227.883 | -107.856 |
| O4_25.8832m / Fe2_17.9314m | 0.4 | 42.076 | -9.965 |
| S4_10.5076m / Fe2_17.9314m | 0.4 | 187.512 | -392.413 |
| O3_88.3323m / H2_17.0300m | 0.399 | 766.153 | -1578.728 |
| S4_10.5076m / Ar3_21.8253m | 0.399 | 203.557 | -364.099 |
| S4_10.5076m / N3_57.3238m | 0.399 | 164.224 | -77.437 |
| S4_10.5076m / Fe3_22.9190m | 0.392 | 185.443 | -234.334 |
| O4_25.8832m / Ar2_6.98337m | 0.392 | 36.116 | -9.663 |
| O3_88.3323m / Ar3_8.98898m | 0.387 | 284.905 | -318.54 |
| S4_10.5076m / Ne2_12.8101m | 0.385 | 78.214 | -62.4 |
| S3_33.4704m / Ar2_6.98337m | 0.384 | 126.295 | -249.556 |
| Ne3_15.5509m / H2_17.0300m | 0.38 | -1741.288 | 2919.958 |
| S3_18.7078m / Ar2_6.98337m | 0.378 | 124.451 | -226.135 |
| O4_25.8832m / H2_12.2752m | 0.377 | 244.608 | -264.916 |
| O3_88.3323m / Ne2_12.8101m | 0.376 | 104.286 | -149.435 |
| O3_88.3323m / Ar3_21.8253m | 0.376 | 293.241 | -666.594 |
| H1_12.3684m / N3_57.3238m | 0.375 | 86.295 | 108.161 |
| Fe3_22.9190m / N2_205.244m | 0.374 | 83.949 | -49.791 |
| Ne3_15.5509m / Ar2_6.98337m | 0.372 | 124.621 | -254.015 |
| O4_25.8832m / Ne2_12.8101m | 0.37 | 34.232 | 31.129 |
| S4_10.5076m / O3_88.3323m | 0.368 | 532.903 | 278.691 |
| Ne3_15.5509m / Si2_34.8046m | 0.368 | 400.122 | -32.15 |
| O3_88.3323m / Fe3_22.9190m | 0.368 | 310.557 | -561.035 |
| Ne5_24.2065m / H2_28.2130m | 0.365 | 81.471 | 104.607 |
| O4_25.8832m / Fe3_22.9190m | 0.365 | 45.404 | 20.622 |
| Ne3_15.5509m / Ar3_8.98898m | 0.364 | 572.285 | -415.788 |
| Ne5_24.2065m / H2_17.0300m | 0.363 | 86.667 | 152.264 |
| Ne5_14.3228m / H2_28.2130m | 0.362 | 77.986 | 107.966 |
| O4_25.8832m / O1_63.1679m | 0.362 | 82.694 | 120.192 |
| Ne5_14.3228m / H2_17.0300m | 0.36 | 80.987 | 151.057 |
| O3_88.3323m / LTIR500.500m | 0.36 | 224.753 | 564.26 |
| O3_88.3323m / H2_28.2130m | 0.359 | 31.542 | -53.397 |
| O3_88.3323m / C2_157.636m(1) | 0.356 | 663.323 | -302.962 |
| S4_10.5076m / H2_12.2752m | 0.355 | -120.152 | 293.134 |
| S3_33.4704m / Ne2_12.8101m | 0.352 | 100.569 | -78.356 |
| O3_88.3323m / Fe2_17.9314m | 0.351 | 212.062 | -530.383 |
| LTIR500.500m / N2_121.767m | 0.351 | 110.802 | -517.864 |
| Ne3_15.5509m / H2_28.2130m | 0.35 | 32.395 | -40.951 |
| Ne3_15.5509m / Ar3_21.8253m | 0.35 | 613.279 | -1152.203 |
| O4_25.8832m / O1_145.495m | 0.349 | 96.075 | 35.9 |
| S3_18.7078m / Ne2_12.8101m | 0.347 | 100.916 | -64.499 |
| H2_9.66228m / H2_28.2130m | 0.346 | 64.117 | 9.046 |
| Ar3_21.8253m / Ne2_12.8101m | 0.346 | 137.09 | 130.134 |
| Ne_315.5509m / Ne2_12.8101m(2) | 0.344 | 104.82 | -92.819 |
| Ar3_21.8253m / Ar3_8.98898m | 0.344 | 4298.962 | 5038.792 |
| Ne3_15.5509m / Fe2_17.9314m | 0.342 | 436.726 | -948.463 |
| O4_25.8832m / Ar3_8.98898m | 0.34 | 45.886 | 51.343 |
| O3_88.3323m / S3_18.7078m | 0.337 | 591.496 | -356.255 |
| Ne3_15.5509m / S3_33.4704m | 0.337 | 5021.612 | -209.836 |
| O4_25.8832m / N3_57.3238m | 0.334 | 42.652 | 57.234 |
| Ne3_15.5509m / LTIR500.500m | 0.334 | 385.81 | 1115.446 |
| O4_25.8832m / LTIR500.500m | 0.334 | 47.755 | 219.676 |
| Ar3_8.98898m / Ne2_12.8101m | 0.334 | 124.763 | -16.237 |
| S4_10.5076m / O1_145.495m | 0.333 | -291.079 | 323.948 |
| O4_25.8832m / Ar3_21.8253m | 0.331 | 46.423 | -1.869 |
| Ne3_15.5509m / Fe3_22.9190m | 0.33 | 496.239 | -680.146 |
| Ne3_15.5509m / N3_57.3238m | 0.33 | 334.664 | -182.823 |
| O4_25.8832m / H2_9.66228m | 0.328 | 490.167 | -363.316 |
| O4_25.8832m / S3_33.4704m | 0.328 | 50.857 | 89.695 |
| Ne5_24.2065m / N2_205.244m | 0.326 | 33.235 | 58.843 |
| Ne5_24.2065m / N2_205.244m | 0.326 | 33.235 | 58.843 |
| O4_25.8832m / S3_18.7078m | 0.326 | 52.269 | 80.948 |
| N3_57.3238m / Ar2_6.98337m | 0.324 | 211.817 | -319.099 |
| Ne5_14.3228m / N2_205.244m | 0.324 | 32.284 | 60.815 |
| Ne5_24.2065m / N2_121.767m | 0.322 | 35.963 | 69.431 |
| Ne5_14.3228m / N2_121.767m | 0.32 | 35.07 | 71.342 |
| N3_57.3238m / Ne2_12.8101m | 0.32 | 145.588 | -44.665 |
| O3_88.3323m / Fe2_25.9811m | 0.318 | 171.32 | -287.367 |
| S3_18.7078m / Ar3_8.98898m | 0.318 | 572.867 | -293.951 |
| Si2_34.8046m / N2_205.244m | 0.316 | 75.291 | -127.086 |
| Si2_34.8046m / N2_121.767m | 0.313 | 89.742 | -135.462 |
| H1_12.3684m / Ne3_15.5509m | 0.312 | 131.48 | 227.804 |
| H2_12.2752m / H2_28.2130m | 0.312 | 77.74 | 32.316 |
| Ne5_24.2065m / Ar2_6.98337m | 0.311 | 38.156 | 71.118 |
| Ne5_24.2065m / H2_12.2752m | 0.311 | 266.128 | 297.313 |
| S3_18.7078m / Fe3_22.9190m | 0.311 | 541.475 | -634.385 |
| S3_18.7078m / H2_17.0300m | 0.31 | -15169.963 | 20996.747 |
| Ne5_14.3228m / Ar2_6.98337m | 0.308 | 37.532 | 73.659 |
| S3_18.7078m / Fe2_17.9314m | 0.307 | 357.808 | -684.135 |
| Ne5_14.3228m / H2_12.2752m | 0.307 | 226.448 | 275.349 |
| S3_33.4704m / Fe3_22.9190m | 0.299 | 531.155 | -699.26 |
| Ne5_24.2065m / Ne2_12.8101m | 0.299 | 34.38 | 107.357 |
| Ne3_15.5509m / S3_18.7078m | 0.298 | -20086.043 | 4185.186 |
| S3_33.4704m / H2_17.0300m | 0.298 | 1494.699 | -2272.294 |
| Ne5_14.3228m / Ne2_12.8101m(2) | 0.297 | 33.683 | 108.606 |
| Ne3_15.5509m / C2_157.636m | 0.296 | -1935.617 | 158.812 |
| O4_25.8832m / Ne3_15.5509m | 0.295 | 54.356 | 92.73 |
| Lbol / LTIR500.500m(3) | 0.744 | 94.186 | -7.617 |
| Lbol / O2_3726+9A | 0.657 | 83.845 | -199.221 |
| Lbol / S2_6716+30A | 0.654 | 89.291 | -289.073 |
| Lbol / S3_9069+532A | 0.643 | 166.175 | -442.796 |
| Lbol / N2_6548+84A | 0.633 | 56.068 | -182.48 |
| Lbol / O1_6300+63A | 0.626 | 90.88 | -388.582 |
| Lbol / O2_7320+30A | 0.561 | 99.197 | -416.007 |
| He1_4471.49A / LTIR500.500m | 0.485 | 101.138 | 389.835 |
| O3_5007+4959A / LTIR500.500m | 0.482 | 129.647 | 218.446 |
| He2_4685.64A / O1_6300+63A | 0.474 | 30.351 | 37.215 |
| O3_4363.21A / LTIR500.500m | 0.474 | 89.804 | 330.476 |
| H1_6562.81A / LTIR500.500m | 0.467 | 90.408 | 185.749 |
| He1_4471.49A / S2_6716+30A | 0.46 | 98.497 | 63.539 |
| He1_4471.49A / O1_6300+63A | 0.459 | 100.364 | -38.5 |
| He1_4471.49A / O2_3726+9A | 0.456 | 85.291 | 133.629 |
| He1_7065.22A / LTIR500.500m | 0.455 | 91.203 | 365.114 |
| He2_4685.64A / S2_6716+30A | 0.452 | 31.702 | 66.998 |
| He1_4471.49A / N2_6548+84A | 0.448 | 61.434 | 35.734 |
| H1_6562.81A / O1_6300+63A | 0.446 | 89.915 | -196.585 |
| He2_4685.64A / N2_6548+84A | 0.445 | 26.832 | 54.478 |
| H1_6562.81A / S2_6716+30A | 0.441 | 76.735 | -77.414 |
| O3_4363.21A / O1_6300+63A | 0.441 | 78.211 | -35.368 |
| H1_6562.81A / O2_3726+9A | 0.439 | 73.687 | -12.733 |
| O3_4363.21A / N2_6548+84A | 0.435 | 56.741 | 23.599 |
| H1_6562.81A / N2_6548+84A | 0.433 | 55.108 | -64.184 |
| O3_5007+4959A / N2_6548+84A | 0.432 | 74.729 | -121.723 |
| He2_4685.64A / O2_3726+9A | 0.431 | 31.665 | 92.547 |
| He1_7065.22A / O1_6300+63A | 0.431 | 84.558 | -15.205 |
| S3_9069+532A / N2_6548+84A | 0.43 | 90.149 | -58.788 |
| O3_4363.21A / S2_6716+30A | 0.43 | 104.103 | 26.316 |
| He1_7065.22A / N2_6548+84A | 0.43 | 53.519 | 44.727 |
| He1_7065.22A / S2_6716+30A | 0.429 | 85.351 | 71.304 |
| O3_5007+4959A / S2_6716+30A | 0.428 | 130.992 | -201.584 |
| O3_4363.21A / O2_3726+9A | 0.428 | 83.402 | 108.7 |
| O3_5007+4959A / O1_6300+63A | 0.428 | 122.712 | -307.378 |
| He1_7065.22A / O2_3726+9A | 0.428 | 74.339 | 130.894 |
| O3_4363.21A / O2_7320+30A | 0.426 | 94.94 | -46.28 |
| O3_5007+4959A / O2_3726+9A(3) | 0.425 | 116.705 | -78.682 |
| He2_4685.64A / O2_7320+30A | 0.417 | 34.159 | 36.552 |
| He1_4471.49A / S3_9069+532A | 0.417 | 165.225 | 216.826 |
| O2_3726+9A / N2_6548+84A | 0.415 | 201.998 | -192.16 |
| O2_7320+30A / N2_6548+84A | 0.414 | 162.477 | 132.045 |
| O3_5007+4959A / S3_9069+532A | 0.41 | 371.586 | -352.117 |
| He2_4685.64A / LTIR500.500m | 0.409 | 33.221 | 177.064 |
| O3_4363.21A / S3_9069+532A | 0.406 | 144.841 | 156.083 |
| He1_4471.49A / O2_7320+30A | 0.404 | 112.029 | -6.214 |
| S3_9069+532A / S2_6716+30A(3) | 0.402 | 211.532 | -128.321 |
| S3_9069+532A / O2_3726+9A | 0.396 | 185.958 | 44.773 |
| He1_7065.22A / O2_7320+30A | 0.392 | 89.482 | -7.637 |
| He1_7065.22A / S3_9069+532A | 0.39 | 121.28 | 187.334 |
| H1_6562.81A / S3_9069+532A | 0.39 | 136.392 | -66.812 |
| O3_5007+4959A / O2_7320+30A | 0.385 | 154.476 | -389.291 |
| O3_4363.21A / O3_5006.84A | 0.382 | 254.49 | 482.617 |
| O3_4363.21A / O3_5007+4959A | 0.382 | 249.591 | 505.516 |
| He2_4685.64A / S3_9069+532A | 0.378 | 36.926 | 103.908 |
| H1_6562.81A / O2_7320+30A | 0.374 | 98.921 | -209.783 |
| S2_6716+30A / N2_6548+84A | 0.373 | 157.312 | -5.541 |
| O2_7320+30A / S2_6716+30A | 0.347 | 840.02 | 810.936 |
| O2_7320+30A / O2_3726+9A | 0.343 | 437.593 | 811.678 |
| LTIR500.500m / N2_6548+84A | 0.326 | 151.553 | -489.71 |
| S3_9069+532A / O1_6300+63A | 0.319 | 199.35 | -316.807 |
| O3_4363.21A / He1_4471.49A | 0.306 | 628.672 | -88.671 |
| He2_4685.64A / He1_4471.49A | 0.305 | 51.199 | 68.665 |
| He2_4685.64A / H1_6562.81A | 0.304 | 54.035 | 170.776 |
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