Unknown hex codes
The table below shows the latest 25 unknown hex codes picked up from my location in Briancon and other sites.
| ModeS Code | Country | First Seen (UTC) | Last Seen (UTC) | CallSign |
|---|---|---|---|---|
| 40837C |  | 2026-08-20 11:16:30 | 2026-09-16 23:57:59 | EXS41CV EXS1758 |
| 8018B0 |  | 2026-09-12 23:10:05 | 2026-09-16 23:19:54 | AIC188 |
| 4D00E8 |  | 2026-08-15 04:20:09 | 2026-09-16 20:58:51 | LGL704 LGL703 LGL962 LGL961 |
| 3C65E4 |  | 2026-08-14 19:15:10 | 2026-09-16 20:38:25 | DLH48F DLH35U DLH02T |
| 4D00E9 | | 2026-09-16 22:10:00 | 2026-09-16 20:37:38 | LGL892 |
| 4083E6 | | 2026-09-12 15:04:07 | 2026-09-16 20:24:50 | EZY78ET |
| 495154 |  | 2026-08-09 16:12:07 | 2026-09-16 20:04:02 | TAP4BE TAP945 |
| 393CBC |  | 2022-05-14 15:14:15 | 2026-09-16 17:58:39 | FJVDT |
| 40837A | | 2026-09-11 08:46:42 | 2026-09-16 16:54:24 | GFABV |
| 3998BB | | 2025-11-13 13:58:12 | 2026-09-16 16:36:50 | FPTIB |
| 38841D | | 2020-02-18 11:05:51 | 2026-09-16 16:28:05 | |
| 40838A | | 2026-08-01 18:57:55 | 2026-09-16 16:18:30 | EZY73AE EZY76VQ |
| 503C24 |  | 2026-09-08 10:17:09 | 2026-09-16 16:18:30 | NGN4941 |
| 43F867 | | 2026-07-31 13:58:04 | 2026-09-16 16:07:09 | WKT88 |
| 3CDD12 | | 2026-09-16 15:38:29 | 2026-09-16 15:57:37 | DCLAG |
| AC66A1 |  | 2026-09-16 14:43:24 | 2026-09-16 15:27:22 | N8989B |
| 5D7B0E | (reserved-for-EUR/NAT) | 2026-09-16 14:45:48 | 2026-09-16 14:50:37 | |
| 391A3C | | 2024-07-15 09:52:11 | 2026-09-16 14:17:52 | FJLJM |
| 0A00E4 |  | 2026-07-28 17:54:40 | 2026-09-16 14:06:45 | DAH2063 |
| 4243CE | | 2026-09-16 13:29:53 | 2026-09-16 13:56:19 | RJA1899 |
| 3C7985 | | 2025-07-14 05:05:03 | 2026-09-16 13:45:02 | CFG7MA CFG7LC CFG1AY |
| 817E21 | | 2026-09-16 13:23:29 | 2026-09-16 13:29:06 | |
| 387ABC | | 2024-11-01 12:09:16 | 2026-09-16 13:23:31 | FJLHU |
| 3962BC | | 2020-02-21 14:04:41 | 2026-09-16 13:21:06 | |
| 3D254E | | 2026-06-26 09:16:07 | 2026-09-16 13:17:55 | DEMJM |