W5SUM — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving W5SUM, decoded by SO8OO in southeastern Poland. 50 related FT8 messages, observed on 20m, 10m, across 6 UTC dates. Heard between 2026-05-27 and 2026-08-24.
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 W5SUM 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 | W5SUM S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 09:16 | 20m | - / - | EB7FSB | -10 / - | 2 | Partial capture |
| 08-24 09:14 | 20m | - / -10 | CT7AUT | +4 / - | 2 | ✓ Closing fragment |
| 08-24 09:08 | 20m | - / - | DL5BWG | +1 / - | 5 | Partial capture |
| 08-24 09:08 | 20m | - / -10 | PA2PWM | -14 / - | 2 | Partial capture |
| 08-03 08:53 | 20m | - / -19 | F1PBZ | -3 / - | 2 | ✓ Closing fragment |
| 08-03 08:51 | 20m | - / -16 | HB9SNR | -10 / - | 2 | Partial capture |
| 08-03 08:41 | 20m | - / - | F4BJR | -20 / - | 3 | Partial capture |
| 08-03 08:12 | 20m | - / - | DL3OCF | -9 / - | 2 | ✓ Closing fragment |
| 08-03 08:11 | 20m | - / -5 | ON4KEB | -13 / - | 3 | ✓ Closing fragment |
| 08-02 09:12 | 20m | - / -14 | ON8PIE | +9 / - | 5 | ✓ Closing fragment |
| 08-02 09:11 | 20m | - / -22 | F5LSU | -13 / - | 3 | ✓ Closing fragment |
| 08-02 09:08 | 20m | - / - | IK1JUS | -3 / - | 5 | ✓ Closing fragment |
| 06-27 12:47 | 10m | - / -12 | F4LWD | -16 / - | 2 | ✓ Closing fragment |
| 05-28 21:44 | 20m | - / -8 | 9H4JX | +3 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 085345 -5 2679 W5SUM F1PBZ RR73 090100 +2 629 W5SUM MW3FLI -25 090830 -16 894 W5SUM MI7XHT IO64 090830 -14 1427 W5SUM PA2PWM -10 090830 -1 827 W5SUM DL5BWG JO72 090900 -14 1427 W5SUM PA2PWM -10 090900 -4 827 W5SUM DL5BWG JO72 (x4) 091315 -9 2705 W5SUM EA8BUE +00 091445 +4 1472 W5SUM CT7AUT -10 (x2) 091645 -7 2062 W5SUM EB7FSB IM87 (x2)
UTC dB Audio Message 124745 -17 1139 W5SUM F4LWD -12 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.