ON4DU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving ON4DU, decoded by SO8OO in southeastern Poland. 61 related FT8 messages, 13 CQ messages, observed on 20m, across 13 UTC dates. Heard between 2026-05-24 and 2026-08-17.
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 ON4DU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by ON4DU
Approximate centre of JO20, decoded 2026-08-22 06:45 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 | ON4DU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 06:44 | 20m | -14 / - | TI5RR | - / - | 2 | Partial capture |
| 08-22 06:12 | 20m | -7 / - | XQ1KK | - / -23 | 7 | ✓ Closing fragment |
| 08-17 06:14 | 20m | - / - | RV6F | -10 / - | 5 | Partial capture |
| 08-12 06:21 | 20m | - / - | DK3TNA | -5 / - | 3 | Partial capture |
| 08-12 06:11 | 20m | - / - | DK3TNA | -4 / - | 12 | Partial capture |
| 07-31 05:35 | 20m | -11 / - | XE2V | - / -14 | 3 | ✓ Closing fragment |
| 07-28 06:39 | 20m | - / - | F5RRS | -10 / - | 4 | Partial capture |
| 07-28 06:30 | 20m | - / -10 | F4IIX | -4 / - | 2 | Partial capture |
| 06-29 05:17 | 20m | - / -4 | SP2SGZ | -11 / - | 2 | Partial capture |
| 06-25 05:35 | 20m | - / - | UR4QWW | -12 / - | 5 | Partial capture |
| 06-24 05:47 | 20m | - / - | YO3OBB | -17 / - | 3 | Partial capture |
| 06-22 06:28 | 20m | - / - | UR4QWW | -18 / - | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 062145 -14 850 ON4DU RN6MA -18 061415 -8 1647 ON4DU RV6F LN14 (x5) 061215 -6 851 XQ1KK ON4DU JO20 (x7) 064400 -14 850 TI5RR ON4DU JO20 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.