Mode

Eigenvalue

Frequency

Damping Ratio

1

1.5988 ± j12.5657

1.9999

−0.1262

2

0.75405 ± j12.5647

1.9997

−0.0599

5

−0.0097 ± j12.2154

1.9441

0.0008

8

−0.6023 ± j10.9343

1.7403

0.055

12

0.31868 ± j9.7201

1.547

−0.0328

13

−0.2603 ± j9.06469

1.4427

0.0287

16

0.84065 ± j8.38064

1.3338

−0.0998

31

0.46106 ± j1.8729

0.29808

−0.239