| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 05/18/15 15:47:32 | Detected | 41.7188 | -69.6932 | |
| 05/18/15 20:47:32 | Possibly detected | 41.6938 | -69.5604 |
| Date/time (local) | Latitude | Longitude | Notes |
|---|---|---|---|
| 05/18/15 03:47:32 | 41.8625 | -69.7802 | 400-300 Hz downsweep in panel 4? |
| 05/18/15 07:47:32 | 41.8599 | -69.8497 | Tones in panel 2 could be hw, but not enough to be convincing. |
| 05/18/15 11:47:32 | 41.7870 | -69.8262 | Several hw-like notes, but the pattern is not coherent enough. |
| 05/18/15 17:47:32 | 41.6926 | -69.6246 | Period without rudder noise. Seemingly quiet (but could be quite loud, too). |