YF9UBD — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving YF9UBD, decoded by SO8OO in southeastern Poland. 52 related FT8 messages, 4 CQ messages, observed on 20m, 10m, across 12 UTC dates. Heard between 2026-05-02 and 2026-07-26.
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 YF9UBD worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by YF9UBD
Approximate centre of QI07, decoded 2026-06-05 12:19 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 | YF9UBD S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-26 15:39 | 20m | - / -13 | YO7CFD | +4 / - | 2 | Partial capture |
| 07-26 15:38 | 20m | - / - | DK9ZQ | -13 / - | 4 | Partial capture |
| 07-04 15:25 | 20m | - / -17 | ON6AA | -2 / - | 4 | ✓ Closing fragment |
| 06-09 10:28 | 10m | - / - | IS0HGX | -8 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 150700 -11 2427 YF9UBD RM4N -12 154130 -15 1159 YF9UBD YO4GOU KN35 152530 -1 1479 YF9UBD ON6AA JO11 (x4) 161730 -7 1778 YF9UBD CN2DX RR73 153800 -16 1166 YF9UBD DK9ZQ JO41 (x3) 153930 +7 611 YF9UBD YO7CFD -13 153930 -11 1166 YF9UBD DK9ZQ JO41 154030 +1 612 YF9UBD YO7CFD -13
UTC dB Audio Message 121945 -23 1136 CQ YF9UBD QI07 102830 -7 585 YF9UBD IS0HGX JM49 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.