F4IUD — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F4IUD, decoded by SO8OO in southeastern Poland. 75 related FT8 messages, 24 CQ messages, observed on 40m, 20m, 10m, across 6 UTC dates. Heard between 2026-05-22 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 F4IUD worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F4IUD
Approximate centre of JN38, decoded 2026-07-26 18:59 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 | F4IUD S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-26 19:02 | 20m | -6 / - | OM7AMA | - / 0 | 2 | Partial capture |
| 07-26 18:59 | 20m | -10 / - | OM7AMA | - / - | 2 | Partial capture |
| 07-26 18:48 | 20m | -12 / - | RZ6ALZ | -9 / - | 2 | ✓ Closing observed |
| 07-26 18:44 | 20m | -13 / - | RZ6ALZ | - / - | 2 | Partial capture |
| 07-26 17:47 | 20m | - / -15 | TA4SM | -21 / - | 4 | ✓ Closing fragment |
| 07-26 17:25 | 20m | - / -11 | OH5KT | -18 / - | 2 | ✓ Closing fragment |
| 07-26 17:12 | 20m | -12 / - | VU3OPD | - / - | 2 | Partial capture |
| 07-26 17:07 | 20m | -12 / - | R1BGR | - / -8 | 2 | ✓ Closing fragment |
| 07-26 17:00 | 20m | -9 / - | IV3XHF | - / -4 | 2 | Partial capture |
| 07-26 16:48 | 20m | -11 / - | I0XNH | - / - | 3 | Partial capture |
| 07-26 16:35 | 20m | -11 / - | 9J2FI | - / - | 3 | Partial capture |
| 07-26 16:31 | 20m | -14 / - | 9J2FI | - / - | 5 | Partial capture |
| 07-26 16:27 | 20m | -13 / - | 9J2FI | - / - | 2 | Partial capture |
| 07-26 16:22 | 20m | - / -19 | IU5LAD | -18 / - | 3 | ✓ Closing fragment |
| 07-26 16:06 | 20m | -15 / - | <...> | - / - | 2 | Partial capture |
| 07-26 15:58 | 20m | -14 / - | SQ5OMY | - / -1 | 2 | Partial capture |
| 07-26 15:52 | 20m | -15 / - | UB3DWZ | - / -8 | 2 | ✓ Closing fragment |
| 07-26 15:08 | 20m | - / -21 | F6IJT | -13 / - | 14 | Partial capture |
| 07-26 14:52 | 20m | - / -4 | CN2DX | -8 / - | 2 | ✓ Closing fragment |
| 07-26 14:41 | 20m | -15 / - | CN2DX | - / - | 2 | Partial capture |
| 07-26 14:32 | 20m | -16 / - | LB2KK | - / - | 2 | Partial capture |
| 07-26 14:22 | 20m | -17 / - | LB2KK | - / - | 2 | Partial capture |
| 07-26 07:53 | 40m | - / +1 | OE6MDF | -3 / - | 2 | ✓ Closing fragment |
| 07-26 07:36 | 20m | - / -22 | R4FDD | +2 / - | 2 | ✓ Closing fragment |
| 07-26 07:34 | 20m | - / +8 | LZ3CB | +8 / - | 2 | Partial capture |
| 07-26 07:29 | 20m | -5 / - | Z62NS | - / - | 3 | Partial capture |
| 05-29 11:22 | 20m | -15 / - | <...> | - / - | 4 | Partial capture |
| 05-29 10:07 | 20m | -10 / -20 | IK7NXU | +12 / +2 | 4 | ✓ Full exchange observed |
| 05-29 07:48 | 20m | -2 / - | FY4BC | - / - | 6 | Partial capture |
| 05-29 07:46 | 20m | +3 / - | WV2B | - / - | 3 | Partial capture |
| 05-28 19:27 | 10m | - / +3 | EA8UP | +1 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 174845 -22 1463 F4IUD TA4SM -15 (x2) 183100 -16 748 BG5JGG F4IUD JN38 (x3) 184400 -13 747 RZ6ALZ F4IUD JN38 (x2) 184815 -9 2419 F4IUD RZ6ALZ 73 185000 -12 748 RZ6ALZ F4IUD JN38 (x2) 185900 -10 748 OM7AMA F4IUD JN38 (x4) 190400 -8 748 EA5ST F4IUD 73
UTC dB Audio Message 075300 -4 696 F4IUD OE6MDF +01 (x2)
UTC dB Audio Message 192730 -2 823 F4IUD EA8UP +03 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.