Fly# | Wing | Air-Damped Natural Frequency, fd | Natural Frequency, fn | Damping Factor, C | Damping Ratio, ζ |
Hz | Hz | ×10−3 N-sec/m | |||
1 | LF | 130 | 211 | 0.18 | 0.79 |
RF | 178 | 265 | 0.19 | 0.74 | |
LH | 138 | 231 | 0.14 | 0.80 | |
RH | 225 | 287 | 0.16 | 0.62 | |
Avg. (STD) | 168 (44) | 249 (34) | 0.17 (0.02) | 0.74 (0.08) | |
2 | LF | 170 | 285 | 0.29 | 0.80 |
RF | 217 | 292 | 0.21 | 0.67 | |
LH | 189 | 297 | 0.26 | 0.77 | |
RH | Sample damaged | ||||
192 (24) | 291 (6) | 0.25 (0.04) | 0.75 (0.07) | ||
3 | LF | 117 | 239 | 0.20 | 0.87 |
RF | 217 | 314 | 0.24 | 0.72 | |
LH | 121 | 242 | 0.19 | 0.87 | |
RH | 217 | 307 | 0.19 | 0.71 | |
168 (57) | 276 (41) | 0.21 (0.03) | 0.79 (0.09) | ||
4 | LF | 169 | 295 | 0.27 | 0.82 |
RF | 245 | 319 | 0.24 | 0.64 | |
LH | 185 | 275 | 0.21 | 0.74 | |
RH | 193 | 305 | 0.22 | 0.77 | |
198 (33) | 299 (19) | 0.23 (0.03) | 0.74 (0.08) | ||
5 | LF | 129 | 252 | 0.24 | 0.86 |
RF | 197 | 266 | 0.20 | 0.67 | |
LH | 267 | 345 | 0.22 | 0.63 | |
RH | Sample broke | ||||
198 (69) | 288 (50) | 0.22 (0.02) | 0.72 (0.12) |