$K_T$

$\alpha =r/2$

$\alpha =r$

$\alpha =4r$

$\alpha =8r$

46.00

4.089

4.108

4.225

4.382

48.00

2.369

2.385

2.483

2.616

50.00

1.102

1.113

1.178

1.268

52.00

0.393

0.398

0.430

0.475

54.00

0.105

0.107

0.118

0.134