From: A matrix-perturbation-theory-based optimal strategy for small-signal stability analysis of large-scale power grid
Sensitivity
Eigenvalue
Minimum damping ratio
Active adjustment
1st-order
−0.5400 + j14.4385
0.0372
0.5173 MW
2nd-order
−0.0069 + j0.1337
0.0350
0.5064 MW