IU8OBT — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IU8OBT, decoded by SO8OO in southeastern Poland. 296 related FT8 messages, 214 CQ messages, observed on 40m, 20m, across 10 UTC dates. Heard between 2026-04-23 and 2026-06-17.
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 IU8OBT worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IU8OBT
Approximate centre of JM89, decoded 2026-06-17 17:14 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 | IU8OBT S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 06-17 17:12 | 20m | -11 / - | BI8EJM | - / - | 6 | Partial capture |
| 06-08 18:52 | 40m | -7 / -3 | DL5FCE | -10 / -20 | 6 | ✓ Full exchange observed |
| 06-08 18:48 | 40m | - / -20 | UT4VL | -6 / - | 2 | Partial capture |
| 06-08 18:48 | 40m | -7 / -2 | UR5SD | +16 / - | 4 | ✓ Closing observed |
| 06-08 18:47 | 40m | - / - | SQ8V | 0 / - | 3 | Partial capture |
| 06-01 16:01 | 20m | - / - | RA4Y | +15 / - | 8 | Partial capture |
| 06-01 15:55 | 20m | - / 0 | OH2EDV | -16 / - | 2 | Partial capture |
| 05-31 17:58 | 20m | - / -21 | BG9IVV | -15 / - | 6 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 160215 +14 960 IU8OBT RA4Y LO35 (x6) 170615 -18 2148 D2UY IU8OBT R-18 171115 -17 2147 CQ IU8OBT JM89 (x2) 171215 -13 2147 BI8EJM IU8OBT JM89 (x6)
UTC dB Audio Message 184845 -2 1372 IU8OBT SQ8V KO01 184845 +18 2455 IU8OBT UR5SD R-02 184845 -3 746 IU8OBT UT4VL -20 184900 -7 2118 UR5SD IU8OBT RRR 184915 -9 746 IU8OBT UT4VL -20 184915 +15 2455 IU8OBT UR5SD 73 185245 -8 2118 IU8OBT DL5FCE R-03 185300 -8 2118 DL5FCE IU8OBT -20 185315 -9 2118 IU8OBT DL5FCE RR73 185330 -6 2118 DL5FCE IU8OBT -20 185345 -12 2118 IU8OBT DL5FCE R-05 185430 -8 2118 DL5FCE IU8OBT -20 185600 -13 2118 CQ IU8OBT JM89 a1 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.