UA4F — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving UA4F, decoded by SO8OO in southeastern Poland. 85 related FT8 messages, 2 CQ messages, observed on 160m, 40m, 20m, 10m, across 3 UTC dates. Heard between 2026-05-24 and 2026-05-26.
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 UA4F worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by UA4F
Approximate centre of LO13, decoded 2026-05-26 19:32 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 | UA4F S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 05-26 19:36 | 40m | -13 / -4 | DH0GBC | +4 / - | 3 | ✓ Closing observed |
| 05-26 19:33 | 40m | - / - | RL3QGD | -17 / - | 2 | Partial capture |
| 05-26 19:31 | 40m | - / -17 | SP7TF | -6 / - | 3 | ✓ Closing fragment |
| 05-26 19:24 | 40m | - / -16 | 9A4ZM | +1 / - | 4 | Partial capture |
| 05-26 19:22 | 40m | - / -1 | R1CF | 0 / - | 5 | ✓ Closing fragment |
| 05-26 19:22 | 40m | - / - | F5RRS | +1 / - | 4 | Partial capture |
| 05-26 19:17 | 40m | - / - | F4BYA | -6 / - | 2 | Partial capture |
| 05-26 19:13 | 40m | -4 / +3 | UB6SAN | -7 / +1 | 5 | ✓ Full exchange observed |
| 05-26 19:12 | 40m | -4 / - | R6LKF | - / - | 2 | ✓ Closing fragment |
| 05-26 19:08 | 20m | +3 / - | R0SDM | - / +6 | 3 | ✓ Closing fragment |
| 05-26 19:01 | 20m | +16 / - | R3BDQ | - / - | 2 | Partial capture |
| 05-26 08:19 | 10m | +6 / - | SM3ULU | -24 / - | 2 | ✓ Closing observed |
| 05-26 08:17 | 10m | +8 / -15 | R1AI | -14 / -11 | 2 | Partial capture |
| 05-26 08:13 | 10m | 0 / - | EW4DX | - / -16 | 2 | ✓ Closing fragment |
| 05-26 08:10 | 10m | +4 / +2 | RA9LL | -11 / - | 4 | ✓ Full exchange observed |
| 05-26 08:08 | 10m | +5 / -8 | RZ5D | +5 / - | 4 | ✓ Full exchange observed |
| 05-26 08:08 | 10m | +5 / - | LZ4VR | - / -7 | 2 | ✓ Closing fragment |
| 05-26 08:06 | 10m | - / -15 | UA6JQ | -7 / - | 2 | Partial capture |
| 05-26 08:04 | 10m | +1 / -8 | R3ICU | -1 / - | 2 | Partial capture |
| 05-26 08:02 | 10m | +2 / +1 | RA1D | -14 / - | 5 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 192530 +3 1359 UA4F 9A4ZM JN86 (x3) 192700 -21 1364 UA4F R2DDN KO85 193030 -13 2484 UA4F UA1ZFL 73 193100 -5 1363 UA4F SP7TF -17 (x3) 193245 -17 1363 CQ UA4F LO13 a1 193300 -17 1863 UA4F RL3QGD KO91 (x2) 193430 -15 1846 UA4F RU3KA -06 193630 +3 1323 UA4F DH0GBC -04 (x2) 193715 -13 1363 DH0GBC UA4F 73
UTC dB Audio Message 082730 -8 1577 R9OON UA4F R-07 082845 -14 544 UA4F RA0SCZ OO06 083100 -11 1449 RA0SCZ UA4F RR73 190115 +15 2305 R3BDQ UA4F LO13 (x2) 190800 -1 1094 R0SDM UA4F LO13 (x3)
UTC dB Audio Message 080915 +5 1460 UA4F RZ5D -08 080930 +5 912 RZ5D UA4F R+13 080945 +3 1462 UA4F RZ5D RR73 081045 +3 2063 RA9LL UA4F LO13 081100 -10 2063 UA4F RA9LL +02 081115 +4 2063 RA9LL UA4F R+28 081130 -12 2062 UA4F RA9LL RR73 081230 -16 2154 UA4F UA6JQ LN22 081315 +0 1343 EW4DX UA4F -16 (x2) 081730 -14 1184 UA4F R1AI -15 081745 +8 1185 R1AI UA4F R-11 081915 +6 1184 SM3ULU UA4F RR73 081930 -24 2368 UA4F SM3ULU 73 083915 -1 2301 RA6MQ UA4F LO13
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.