5B4AMM — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving 5B4AMM, decoded by SO8OO in southeastern Poland. 2,104 related FT8 messages, 731 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 26 UTC dates. Heard between 2026-05-26 and 2026-08-23.
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 5B4AMM worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by 5B4AMM
Approximate centre of KM64, decoded 2026-08-15 17:37 UTC. A transmitted locator is not proof of the operator's permanent location.
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 | 5B4AMM S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 21:39 | 20m | - / - | JR6UEE | -12 / - | 2 | Partial capture |
| 08-23 21:32 | 20m | - / -4 | JF2KOZ | -9 / - | 2 | ✓ Closing fragment |
| 08-21 05:32 | 20m | - / - | IW5ALZ | -4 / - | 2 | Partial capture |
| 08-21 05:23 | 20m | - / -1 | RN6MA | +2 / - | 4 | Partial capture |
| 08-21 05:18 | 20m | - / - | IW5ALZ | -10 / - | 3 | Partial capture |
| 08-21 05:16 | 20m | - / - | DH2RL | -12 / - | 3 | Partial capture |
| 08-21 05:06 | 20m | - / - | DL1R | +8 / - | 2 | Partial capture |
| 08-21 04:57 | 20m | - / - | OK2CNI | -4 / - | 3 | Partial capture |
| 08-21 04:54 | 20m | - / - | VK2TDS | -23 / - | 5 | Partial capture |
| 08-21 04:52 | 20m | -10 / - | W2DB | - / -18 | 2 | ✓ Closing fragment |
| 08-21 04:49 | 20m | - / - | IW5ALZ | -6 / - | 2 | Partial capture |
| 08-19 21:14 | 40m | -9 / - | PT2AP | - / -14 | 2 | ✓ Closing fragment |
| 08-15 17:46 | 20m | -4 / - | OZ5ESB/LH | - / - | 4 | Partial capture |
| 08-15 17:36 | 40m | -4 / - | JA8GWA | - / -17 | 2 | ✓ Closing fragment |
| 08-15 17:33 | 40m | -4 / - | JH0EXA | - / -7 | 2 | ✓ Closing fragment |
| 08-15 17:31 | 40m | -4 / - | 8A208HJS | - / -13 | 8 | Partial capture |
| 08-15 17:23 | 40m | -10 / - | <...> | - / -15 | 11 | Partial capture |
| 08-15 16:23 | 20m | +5 / - | <...> | - / - | 28 | Partial capture |
| 08-15 16:10 | 20m | +4 / - | DK0BO/LH | - / -17 | 18 | Partial capture |
| 08-14 20:24 | 40m | -6 / - | YG2CLC | - / +8 | 2 | ✓ Closing fragment |
| 08-14 20:18 | 40m | -9 / - | BA4IE | - / - | 9 | Partial capture |
| 08-14 20:18 | 40m | - / - | DL6II | -11 / - | 7 | Partial capture |
| 08-14 20:16 | 40m | -10 / -9 | SM7JKW | -7 / -4 | 7 | ✓ Full exchange observed |
| 08-14 20:15 | 40m | -10 / - | 6M0MM | - / -15 | 2 | ✓ Closing fragment |
| 08-14 20:13 | 40m | - / - | UA4FKT | -5 / - | 2 | Partial capture |
| 08-14 20:12 | 40m | -8 / - | JG8FWH | - / -4 | 2 | ✓ Closing fragment |
| 08-14 20:12 | 40m | - / - | DK4CH | -12 / - | 2 | Partial capture |
| 08-14 20:08 | 40m | - / - | IK4LZH | -3 / - | 3 | Partial capture |
| 08-14 20:07 | 40m | -8 / - | JA1SXR | - / -12 | 2 | ✓ Closing fragment |
| 08-14 20:03 | 40m | - / - | UA4FKT | -8 / - | 2 | Partial capture |
| 08-14 20:01 | 40m | -9 / - | VK4FFF | - / -15 | 2 | ✓ Closing fragment |
| 08-14 20:00 | 40m | -10 / - | JE2MFE | - / -23 | 2 | ✓ Closing fragment |
| 08-14 19:58 | 40m | - / - | DL3RDO | -8 / - | 2 | Partial capture |
| 08-14 19:57 | 40m | -10 / - | JF1HDY | - / -22 | 2 | ✓ Closing fragment |
| 08-14 19:57 | 40m | - / - | OM1TD | -18 / - | 6 | Partial capture |
| 08-14 19:56 | 40m | - / +5 | YT1UBN | -3 / - | 3 | Partial capture |
| 08-14 19:56 | 40m | - / - | DL9KM | -12 / - | 4 | Partial capture |
| 08-14 19:56 | 40m | - / - | UA4FKT | -8 / - | 3 | Partial capture |
| 08-14 19:54 | 40m | - / - | DL6II | -10 / - | 6 | Partial capture |
| 08-14 19:46 | 40m | -10 / - | LB4HK | - / -22 | 2 | Partial capture |
| 08-14 19:45 | 40m | -9 / - | EA1KCN | -20 / -9 | 4 | Partial capture |
| 08-14 19:44 | 40m | -5 / - | ZL1RPC/P | - / -18 | 2 | Partial capture |
| 08-14 19:43 | 40m | -7 / - | OH5D | - / +1 | 2 | ✓ Closing fragment |
| 08-14 19:42 | 40m | - / - | IK4LZH | -7 / - | 4 | Partial capture |
| 08-14 19:40 | 40m | -5 / - | LB4HK | - / -16 | 3 | Partial capture |
| 08-14 19:40 | 80m | - / - | SP5GW | +4 / - | 4 | Partial capture |
| 08-14 16:32 | 20m | -2 / - | JL3LSF | - / +5 | 2 | ✓ Closing fragment |
| 08-14 16:25 | 20m | -10 / - | <...> | - / -8 | 2 | Partial capture |
| 08-14 15:22 | 20m | -10 / - | 3B8/SQ9UM | - / -12 | 2 | Partial capture |
| 08-14 15:08 | 20m | -14 / - | 3B8/SQ9UM | - / +3 | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 052015 -12 2473 5B4AMM IW5ALZ JN53 052315 +2 926 5B4AMM RN6MA -01 052330 -17 927 WA6MRK 5B4AMM -22 052345 -2 926 5B4AMM RN6MA -01 (x3) 052615 -11 3042 5B4AMM IW5ALZ JN53 (x3) 213245 -9 225 5B4AMM JF2KOZ R-04 (x2) 213415 -12 1078 5B4AMM BH4ECL R+00 213945 -11 945 5B4AMM JR6UEE PL36 (x2) 214815 -21 1986 5B4AMM JN4MIV PM74
UTC dB Audio Message 173130 -4 2501 8A208HJS 5B4AMM KM64 (x3) 173330 -3 2500 JH0EXA 5B4AMM -07 (x2) 173415 -13 732 5B4AMM R4ADD -03 173430 -4 2500 8A208HJS 5B4AMM KM64 (x3) 173630 -3 2499 JA8GWA 5B4AMM -17 173730 -4 2499 8A208HJS 5B4AMM KM64 173800 -4 2499 JA8GWA 5B4AMM RR73 173915 -16 1070 5B4AMM R4AFR LN28 211415 -8 875 PT2AP 5B4AMM -14 (x2)
UTC dB Audio Message 212100 -10 1857 5B4AMM G7FPE JO01 212100 -13 1669 5B4AMM IW7DVM R-26 170415 +5 2679 5B4AMM DL1JHR JO60 (x3) 185315 -12 1676 5B4AMM DC6KW JO30 (x6) 194015 +9 436 5B4AMM SP5GW KO02 (x4)
UTC dB Audio Message 163800 -21 1192 CS7AVD 5B4AMM RR73 163915 -11 1190 5B4AMM PA3GMD JO21 (x4) 164815 -20 2196 5B4AMM UA6CEY KN95 170045 -8 466 5B4AMM ON4KVI JO20 (x7) 172415 -20 1193 5B4AMM PD1WMD JO21 181430 -19 1192 IV3LDF 5B4AMM +01
UTC dB Audio Message 191230 -1 734 5B4AMM IQ4FJ -15 (x2) 191445 -14 732 IQ4FJ 5B4AMM 73 191500 -12 891 5B4AMM 4Z5KU KM71 (x2) 215045 -8 575 5B4AMM MM0GOR -17 (x7) 222215 -14 1606 II1NAP 5B4AMM KM64 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.