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Table 3

Fit parameters for the relative collisional contributions, C/R, to the He i line emissivities.

Wavelength (Å) i a i b i c i
2945 1 0.237599 1.283664 −0.492275
2 0.018249 −2.537098 −0.280238
3 −0.074595 −0.100902 −0.275109
4 −0.034749 −0.129213 −0.575391
5 −0.012696 0.187311 −0.703736
6 0.000781 3.290271 −3.038961
7 −0.000120 7.670289 −0.484230
8 −0.000038 −5.633697 0.244857
9 −0.000010 5.791438 −0.890583
3188 1 0.728281 0.981482 −1.474760
2 0.003620 −2.737075 0.014362
3 −0.050690 0.501912 −0.272824
4 −0.005385 4.458482 0.095771
5 0.003062 −1.251756 0.159231
6 −0.000188 3.382599 −1.159856
7 −0.000077 3.574946 −0.579868
8 −0.000055 0.044420 −0.322935
9 −0.000002 5.191432 −1.828550
3614 1 0.376504 1.443660 −0.852351
2 0.014185 −2.418831 −0.167465
3 −0.072682 0.327648 −0.180120
4 −0.017533 0.670556 −0.492422
5 −0.010484 0.418788 −0.789364
6 0.001705 −2.704035 −0.622900
7 −0.000176 7.902544 0.151241
8 0.000064 6.131473 3.450867
9 −0.000037 5.368607 −5.579913
3889 1 2.256542 0.511307 −1.742707
2 −0.034717 2.949781 1.041676
3 0.010993 −2.484143 −0.173011
4 −0.045348 0.647284 −0.155018
5 0.002098 −1.517937 0.058988
6 0.000026 −2.918819 −0.503535
7 −0.000005 2.675449 0.913041
8 0.000002 8.872791 0.077254
9 −0.000001 −8.450243 −1.355353
3965 1 0.456770 1.654674 −1.158531
2 0.015196 −2.045893 −0.252967
3 −0.067550 0.652662 −0.248281
4 −0.007843 4.496742 −0.262929
5 −0.000781 4.890201 1.464717
6 0.002827 −1.450538 −0.069850
7 0.001110 −2.004124 −0.325267
8 0.000194 −2.716613 −0.724557
9 −0.000004 4.371841 0.663073
4026 1 0.185064 1.943657 −0.648145
2 0.008751 −2.724192 −0.097890
3 −0.045073 0.510649 −0.102190
4 −0.008680 0.471088 −0.270234
5 −0.002879 0.286899 −0.525890
6 −0.000016 −11.687314 −0.818941
7 −0.000117 7.491152 1.297731
8 −0.000010 6.109163 0.682963
9 0.000002 −3.088925 0.277057
4121 1 12.796716 −0.490913 −3.214825
2 −0.512153 1.066279 −0.652840
3 0.057334 −1.384667 −0.408928
4 0.013453 −3.178046 −0.847815
5 −0.003661 −2.663920 0.154191
6 0.000411 −1.371718 0.083031
7 0.000241 −2.062889 −0.282061
8 0.000176 −1.443159 0.046880
9 0.000126 −0.715603 0.040848
4388 1 0.592415 1.479889 −1.575477
2 0.009681 −2.014916 −0.241845
3 −0.048354 0.783922 −0.135038
4 −0.012120 0.153999 −0.391060
5 0.004329 −2.227663 −0.307074
6 0.003904 −2.413184 −0.373145
7 −0.000044 7.482763 5.477369
8 0.002504 −1.897203 −0.129707
9 0.000659 −2.299944 −0.179990
4471 1 2.074758 0.871883 −2.773291
2 0.000427 −2.791796 −0.254427
3 −0.038291 2.548854 0.190174
4 0.001975 −2.134139 0.291631
5 −0.006131 3.477982 0.217477
6 0.000150 1.070168 −0.221179
7 −0.000673 0.587419 0.291429
8 −0.000052 −2.436785 −0.073254
9 0.000008 2.435703 −0.125751
4713 1 3.052470 0.998766 −1.464257
2 −0.128327 2.958524 0.620627
3 −0.001934 3.647304 2.052811
4 0.003193 −3.733573 0.215077
5 −0.049904 0.299277 −0.126395
6 −0.012788 0.169174 −0.273934
7 −0.002769 2.825847 0.529843
8 −0.000770 −0.102838 −0.729419
9 0.000005 −1.845712 0.144187
4922 1 2.073767 0.939984 −2.661237
2 0.000474 −3.111335 −0.032107
3 −0.040763 1.978845 0.118798
4 0.002338 −1.921872 0.245616
5 −0.003455 4.486010 0.486895
6 −0.000375 5.351461 2.114852
7 0.000760 −1.654804 0.082870
8 0.000080 −1.016341 0.093812
9 0.000004 −2.045578 0.247970
5016 1 0.702161 1.240150 −1.231985
2 0.015156 −2.139900 −0.193653
3 −0.078849 0.478302 −0.287219
4 −0.032381 −0.224821 −0.744900
5 −0.003822 4.922654 0.471553
6 0.003009 −1.216575 0.104354
7 0.003016 −1.564262 −0.030637
8 0.001328 −2.090390 −0.294729
9 0.000080 −1.088301 −0.425798
5048 1 3.867902 0.451594 −2.209071
2 0.005663 −2.715737 −0.232676
3 −0.124564 2.431123 0.149969
4 −0.020914 2.037531 0.386945
5 0.006407 −2.191700 0.008098
6 −0.004000 2.140291 0.555353
7 0.001913 −2.719687 −0.279718
8 −0.002026 0.764487 −0.136685
9 0.000031 −1.340548 0.068556
5876 1 0.765684 2.031295 −0.800207
2 −0.120951 0.665641 −0.115064
3 0.002838 −2.899645 −0.128681
4 −0.020210 1.163158 −0.280858
5 −0.011974 0.567921 −0.702161
6 0.000941 −1.814439 0.143205
7 −0.000084 8.290851 4.956775
8 0.001916 −1.626788 0.081847
9 0.000330 −0.574927 0.049323
6678 1 −0.142778 0.002216 −0.345017
2 0.194029 2.957312 1.012852
3 −0.161264 0.049074 −0.242204
4 −0.111315 0.027608 −0.434800
5 −0.071360 0.104060 −0.491709
6 −0.028272 −0.212975 −0.564984
7 −0.001836 7.009674 0.788004
8 −0.000203 −4.712255 0.361104
9 −0.000004 −1.776468 −0.004734
7065 1 7.407207 0.039764 −1.194215
2 −0.832559 −0.209824 −0.057477
3 0.014316 −3.462613 0.299767
4 −0.098030 −0.380680 −0.821184
5 −0.027901 −0.193571 −0.691501
6 −0.000820 6.151002 2.800949
7 0.010872 −2.082732 0.174198
8 0.004095 −2.451380 0.145223
9 0.003886 −1.095082 0.105919
7281 1 4.009749 0.349820 −1.559434
2 −0.169962 2.247969 0.103872
3 −0.207715 −1.420517 −1.142405
4 0.002292 −2.893220 0.460167
5 −0.047401 −0.341306 −0.537341
6 −0.078960 −1.463006 −1.127866
7 −0.012757 2.051007 −0.007594
8 0.011432 −1.438304 0.173748
9 0.000589 −0.996816 0.128812
9464 1 0.065617 1.801141 1.222155
2 −0.211779 −0.373572 −0.349116
3 0.025911 2.079864 0.079155
4 −0.002505 −1.090156 0.819827
5 −0.019108 −0.117144 −0.799836
6 −0.005019 0.120752 −0.712156
7 −0.000013 9.761829 0.920806
8 −0.002696 −0.979003 −0.735566
9 0.000375 −2.324543 −0.000464
10 830 1 39.752766 −0.298983 −1.655744
2 0.160380 −2.503047 0.999384
3 −0.343303 −2.567812 0.383924
4 −0.179840 −4.593626 −0.093260
5 0.376525 −2.098506 −0.275385
6 0.229901 −1.132494 0.071783
7 0.120023 −1.277745 0.063845
8 0.085351 −2.359180 −0.635813
9 0.013747 −0.348160 0.010280
11 969 1 0.169269 2.142598 −0.481203
2 0.010005 −2.379077 −0.229726
3 −0.051812 0.593835 −0.113468
4 −0.014826 0.334608 −0.308218
5 0.001950 −1.694416 −0.008706
6 −0.000103 7.060107 3.687421
7 0.001868 −2.097287 −0.190160
8 0.000478 −2.327992 −0.222428
9 −0.000017 5.173059 0.222140
12 527 1 0.682182 0.898860 −1.200630
2 0.018834 −2.134930 −0.211498
3 −0.085191 0.177796 −0.377210
4 −0.046766 −0.434677 −0.889978
5 −0.027952 −0.977738 −1.300571
6 −0.000271 6.298621 2.435816
7 0.003779 −2.256166 −0.401394
8 0.001858 −2.210664 −0.382732
9 0.001313 −1.753759 −0.049094
12 785 1 −0.017363 0.732726 0.414940
2 0.051895 3.220740 0.976371
3 −0.047197 0.036961 −0.018628
4 −0.016052 −0.065403 −0.125076
5 −0.008674 −0.448546 −0.227839
6 −0.004627 −0.189011 −0.147199
7 −0.000752 0.008037 −0.125717
8 −0.000015 6.817896 0.285434
9 −0.000001 5.052590 −0.254754
12 790 1 0.034784 4.153957 1.861917
2 −0.034996 0.291587 0.200122
3 −0.024853 0.472719 0.306223
4 −0.029037 −0.016732 −0.028320
5 −0.016854 0.008265 −0.080113
6 −0.012192 0.006807 −0.139773
7 −0.007873 −0.413797 −0.273093
8 −0.005301 0.032505 −0.204200
9 −0.001220 9.140628 −2.456817
12 968 1 0.469864 1.857833 −1.238283
2 0.014293 −2.206397 −0.234544
3 −0.063890 0.715108 −0.133062
4 −0.007740 4.548513 0.702111
5 0.003757 −1.363295 0.021378
6 −0.000520 0.354133 −0.411930
7 −0.000007 0.867989 −0.382254
8 0.000000 −0.312655 −1.229920
9 0.000000 −1.321470 0.001483
15 084 1 0.370078 1.313424 −0.211504
2 0.121869 −2.898463 −0.760698
3 −0.175005 −0.277672 −0.356154
4 −0.231416 −0.688087 −0.921995
5 −0.035201 0.001357 −0.092017
6 −0.001294 −3.457917 0.600536
7 −0.000318 6.265059 1.835816
8 −0.000655 0.001848 −0.253604
9 −0.000015 4.188363 −0.168791
17 002 1 2.084653 0.874461 −2.772676
2 0.000431 −2.798307 −0.252522
3 −0.038638 2.593246 0.193422
4 0.001978 −2.132807 0.291096
5 −0.006182 3.386596 0.229511
6 0.000117 1.312846 −0.134606
7 −0.000664 0.329870 0.245240
8 −0.000057 −2.384770 −0.048070
9 −0.000003 −1.271340 0.074656
18 685 1 −0.664639 0.446721 −0.336584
2 0.321034 2.361666 0.631961
3 −0.048314 −0.032944 0.471416
4 −0.007661 0.822514 −0.347149
5 −0.000196 8.385674 1.098974
6 0.000501 −1.010528 −0.159621
7 0.000028 3.757360 0.211017
8 0.000005 4.581320 −0.254349
9 0.000000 1.087205 −0.289278
18 697 1 −0.479959 −0.397439 −0.551253
2 0.287592 2.875301 0.778442
3 −0.142753 0.215541 −0.072482
4 −0.054167 −0.107174 −0.312201
5 −0.010114 0.237588 −0.170092
6 −0.000601 −0.069410 −0.212051
7 −0.000044 1.161615 −0.595412
8 0.000002 −7.642257 1.130464
9 −0.000002 13.444530 0.322168
19 089 1 2.067268 0.938927 −2.659532
2 0.000467 −3.128493 −0.028876
3 −0.040632 1.966949 0.117632
4 0.002336 −1.925862 0.246575
5 −0.003439 4.477894 0.477374
6 −0.000371 5.378613 2.119313
7 0.000746 −1.660655 0.083380
8 0.000077 −1.020796 0.094426
9 0.000004 −2.059014 0.250287
19 543 1 0.693183 0.929526 −1.195240
2 0.020944 −2.058396 −0.255067
3 −0.084119 0.174134 −0.420265
4 −0.051351 −0.608595 −0.995168
5 −0.059494 −1.207560 −1.453542
6 −0.000305 5.981650 3.333056
7 0.005404 −1.748600 −0.203026
8 0.002988 −1.787902 −0.251321
9 0.000925 −1.827335 −0.035773
20 580 1 2.893238 0.202500 −1.175161
2 −0.005668 4.825179 −4.401486
3 0.005762 −0.564630 0.608410
4 −0.011124 −0.689134 0.077485
5 −0.000787 −1.690374 −0.029622
6 −0.000428 −2.496137 −0.278228
7 −0.000150 −3.959460 −0.871990
8 −0.000007 4.354130 −2.055856
9 0.000000 −4.576949 0.433552
21 118 1 4.140184 0.730139 −1.671074
2 −0.155361 2.629962 0.543211
3 −0.008976 3.021516 1.896211
4 0.015029 −2.092910 0.202714
5 −0.088831 0.684846 −0.150858
6 0.004902 −1.603460 0.130640
7 0.000382 −2.561481 −0.197627
8 0.000048 −2.856426 −0.128358
9 −0.000002 −5.382045 0.626686

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