r (m)

L (dB)

1/r2 (m−2)

I (W∙m−2)

0.3

53.2

11.111

2.089E−7

0.325

52.4

9.467

1.738E−7

0.35

51.7

8.163

1.479E−7

0.375

51.0

7.111

1.259E−7