JA3HDM — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving JA3HDM, decoded by SO8OO in southeastern Poland. 56 related FT8 messages, observed on 20m, across 18 UTC dates. Heard between 2026-05-31 and 2026-08-20.
These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.
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Overview
Frequent QSO partners observed at SO8OO
Stations JA3HDM worked most often, as logged from our receiver:
Activity Heatmap
Observed FT8 exchanges
S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.
| Time UTC | Band | JA3HDM S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-20 21:23 | 20m | - / -20 | EA5JLN | -7 / - | 5 | Partial capture |
| 08-12 21:31 | 20m | - / -17 | ON7NQ | +2 / - | 2 | Partial capture |
| 08-10 21:23 | 20m | - / -11 | UN0GY | -13 / - | 2 | ✓ Closing fragment |
| 07-30 20:48 | 20m | - / -14 | IZ2EID | -4 / - | 5 | Partial capture |
| 07-30 20:44 | 20m | - / -20 | EA7GRD | -2 / - | 3 | ✓ Closing fragment |
| 07-26 20:53 | 20m | - / -17 | TA6MMI | -6 / - | 2 | ✓ Closing fragment |
| 07-24 20:47 | 20m | - / -6 | SM4UEF | -8 / - | 2 | ✓ Closing fragment |
| 07-21 21:13 | 20m | - / -15 | IT9BCC | -12 / - | 3 | ✓ Closing fragment |
| 07-17 21:18 | 20m | - / -16 | 9A3K | +8 / - | 2 | ✓ Closing fragment |
| 07-17 21:01 | 20m | - / -10 | EA3KE | -6 / - | 2 | ✓ Closing fragment |
| 07-15 11:31 | 20m | - / -21 | <...> | -20 / - | 2 | Partial capture |
| 07-14 21:26 | 20m | - / -16 | Z61DX | -12 / - | 5 | ✓ Closing fragment |
| 07-13 21:16 | 20m | - / -17 | IT9EJW | -16 / - | 2 | ✓ Closing fragment |
| 07-13 21:12 | 20m | - / -18 | LZ2VO | +12 / - | 2 | ✓ Closing fragment |
| 06-19 21:43 | 20m | -24 / - | SP5ES | - / -18 | 3 | Partial capture |
| 06-13 21:42 | 20m | - / -7 | DS5DNO/P | -18 / - | 2 | ✓ Closing fragment |
| 06-06 21:40 | 20m | -22 / - | 7Z1BS | - / -22 | 2 | Partial capture |
| 06-06 21:08 | 20m | - / -13 | HB10GBT | -2 / - | 2 | Partial capture |
| 06-06 20:55 | 20m | - / -15 | IZ3EAW | 0 / - | 4 | ✓ Closing fragment |
| 06-05 21:23 | 20m | -22 / - | LY100RADIO | - / -16 | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 204845 -5 1694 JA3HDM IZ2EID R-14 (x4) 232945 -11 1794 JA3HDM EA1A R-16 212315 -13 2531 JA3HDM UN0GY R-11 (x2) 213145 +1 2894 JA3HDM ON7NQ JO21 (x2) 212315 -9 1536 JA3HDM EA5JLN R-20 212345 -10 1001 JA3HDM EB1DJ IN52 212345 -9 1536 JA3HDM EA5JLN R-20 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.