Optimal values of α0, β0, α1, β1, α2, β2 for the 24 most occuring values of θ2:

θ2 α0 β0 α1 β1 α2 β2
0.000 1.624 2.631 3.238 3.344 2.119 2.240
0.245 1.579 2.921 3.361 3.512 2.299 2.143
0.322 1.556 3.063 3.358 3.526 2.344 2.146
0.464 1.519 3.318 3.338 3.490 2.407 2.175
0.588 1.505 3.539 3.333 3.452 2.453 2.203
0.644 1.505 3.639 3.334 3.438 2.469 2.213
0.785 1.527 3.761 3.323 3.443 2.473 2.233
0.927 1.590 3.562 3.336 3.473 2.455 2.208
0.983 1.624 3.442 3.345 3.491 2.438 2.192
1.107 1.725 3.162 3.387 3.534 2.392 2.147
1.249 1.883 2.817 3.441 3.548 2.309 2.117
1.326 1.984 2.617 3.451 3.501 2.242 2.127
1.571 2.214 2.186 3.307 3.185 2.001 2.282
1.816 1.975 2.641 3.429 3.486 2.226 2.135
1.893 1.875 2.848 3.423 3.540 2.296 2.121
2.034 1.719 3.193 3.386 3.539 2.393 2.135
2.159 1.620 3.459 3.352 3.498 2.445 2.175
2.214 1.585 3.573 3.341 3.481 2.459 2.195
2.356 1.521 3.756 3.314 3.448 2.465 2.234
2.498 1.496 3.648 3.288 3.422 2.435 2.237
2.554 1.495 3.552 3.288 3.422 2.422 2.223
2.678 1.506 3.345 3.316 3.458 2.403 2.176
2.820 1.541 3.100 3.350 3.505 2.358 2.138
2.897 1.565 2.957 3.349 3.494 2.310 2.140