| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 02/23/21 09:17:47 | Possibly detected | 41.0386 | -71.0090 | |
| 02/23/21 09:32:47 | Detected | 41.0388 | -71.0090 | |
| 02/23/21 09:47:47 | Possibly detected | 41.0390 | -71.0089 | Upcall P15, classified and low amplitude but clear call |
| 02/23/21 10:02:47 | Possibly detected | 41.0393 | -71.0089 | |
| 02/23/21 10:17:47 | Possibly detected | 41.0395 | -71.0088 | Possible unclassified upcall P4 |
| 02/23/21 11:47:47 | Possibly detected | 41.0389 | -71.0072 | |
| 02/23/21 12:02:47 | Possibly detected | 41.0394 | -71.0088 | |
| 02/23/21 12:47:47 | Detected | 41.0408 | -71.0136 | |
| 02/23/21 13:02:47 | Possibly detected | 41.0412 | -71.0153 | Upcall P5 |
| 02/23/21 14:02:47 | Possibly detected | 41.0420 | -71.0183 | |
| 02/23/21 14:47:47 | Possibly detected | 41.0469 | -71.0225 | |
| 02/23/21 15:47:47 | Possibly detected | 41.0536 | -71.0280 | |
| 02/23/21 16:47:47 | Detected | 41.0592 | -71.0281 | |
| 02/23/21 17:02:47 | Possibly detected | 41.0611 | -71.0285 | |
| 02/23/21 17:47:47 | Possibly detected | 41.0669 | -71.0297 | |
| 02/23/21 18:02:47 | Possibly detected | 41.0688 | -71.0301 | |
| 02/23/21 18:11:31 | Possibly detected | 41.0708 | -71.0305 | |
| 02/23/21 19:02:47 | Detected | 41.0720 | -71.0278 | |
| 02/23/21 21:32:47 | Detected | 41.0736 | -71.0254 | |
| 02/23/21 21:47:47 | Detected | 41.0736 | -71.0257 | |
| 02/23/21 22:02:47 | Possibly detected | 41.0735 | -71.0259 | Possible upcall but unlikely P6 |
| 02/23/21 22:17:47 | Possibly detected | 41.0735 | -71.0262 | |
| 02/23/21 22:47:47 | Possibly detected | 41.0734 | -71.0268 | |
| 02/23/21 23:32:47 | Possibly detected | 41.0716 | -71.0231 | |
| 02/23/21 23:47:47 | Possibly detected | 41.0720 | -71.0236 |
| Date/time (local) | Occurrence | Latitude | Longitude | Notes |
|---|---|---|---|---|
| 02/23/21 09:47:47 | Possibly detected | 41.0390 | -71.0089 | Upcall P15, classified and low amplitude but clear call |
| 02/23/21 10:47:47 | Detected | 41.0399 | -71.0087 | Beautiful upcalls throughout period |
| 02/23/21 11:02:47 | Detected | 41.0402 | -71.0087 | Classified upcalls P8,10&12 |
| 02/23/21 13:02:47 | Possibly detected | 41.0412 | -71.0153 | Upcall P5 |
| Date/time (local) | Latitude | Longitude | Notes |
|---|---|---|---|
| 02/23/21 09:47:47 | 41.0390 | -71.0089 | Upcall P15, classified and low amplitude but clear call |
| 02/23/21 10:17:47 | 41.0395 | -71.0088 | Possible unclassified upcall P4 |
| 02/23/21 10:47:47 | 41.0399 | -71.0087 | Beautiful upcalls throughout period |
| 02/23/21 11:02:47 | 41.0402 | -71.0087 | Classified upcalls P8,10&12 |
| 02/23/21 13:02:47 | 41.0412 | -71.0153 | Upcall P5 |
| 02/23/21 22:02:47 | 41.0735 | -71.0259 | Possible upcall but unlikely P6 |