IU3BTF — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IU3BTF, decoded by SO8OO in southeastern Poland. 373 related FT8 messages, 174 CQ messages, observed on 40m, 20m, 10m, across 33 UTC dates. Heard between 2026-05-24 and 2026-08-21.
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 IU3BTF worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IU3BTF
Approximate centre of JN65, decoded 2026-08-21 14:45 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 | IU3BTF S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-21 14:45 | 20m | -4 / - | <...> | - / -8 | 2 | Partial capture |
| 08-15 16:54 | 20m | -16 / - | BI6AN | - / - | 4 | Partial capture |
| 08-15 16:42 | 20m | -18 / - | XU7O | - / - | 2 | Partial capture |
| 08-15 16:39 | 20m | -12 / - | VU3OIP | - / -13 | 2 | Partial capture |
| 08-15 15:35 | 20m | -19 / - | JM1SZY | - / - | 7 | Partial capture |
| 08-15 15:34 | 20m | -21 / - | MW7IDN | - / - | 2 | Partial capture |
| 08-09 15:27 | 20m | -19 / -2 | F1PBZ | -6 / -2 | 4 | ✓ Full exchange observed |
| 08-07 15:30 | 20m | -9 / - | DG4IT | - / -17 | 6 | ✓ Closing fragment |
| 08-07 15:29 | 20m | -15 / - | DL1EBW | - / -20 | 2 | ✓ Closing fragment |
| 08-07 15:20 | 40m | - / -13 | SP3DVO | -20 / - | 2 | Partial capture |
| 08-07 09:27 | 20m | -13 / - | SV1EGE | - / -15 | 2 | Partial capture |
| 08-07 09:26 | 20m | -16 / - | OH0ERF | - / - | 2 | Partial capture |
| 08-07 09:03 | 20m | -18 / - | VE3GLN | - / - | 2 | Partial capture |
| 08-04 15:08 | 20m | -21 / - | YC1SNI | - / - | 2 | Partial capture |
| 08-04 14:56 | 20m | -22 / - | BI4XDT | - / - | 2 | Partial capture |
| 08-03 16:27 | 20m | -22 / - | VK2LAW | - / - | 2 | Partial capture |
| 08-03 16:26 | 20m | -16 / - | BG7BMG | - / - | 2 | Partial capture |
| 08-03 16:21 | 20m | -21 / - | BH4ECL | - / - | 3 | Partial capture |
| 08-03 16:13 | 20m | -11 / - | VK2LAW | - / - | 9 | Partial capture |
| 08-03 16:11 | 20m | -18 / - | JA8ECS | - / -13 | 3 | ✓ Closing fragment |
| 08-03 16:08 | 20m | -18 / - | BG7BMG | - / - | 4 | Partial capture |
| 08-03 15:55 | 20m | -19 / - | VK2LAW | - / - | 16 | Partial capture |
| 08-03 15:52 | 20m | -16 / - | VK2LAW | - / - | 3 | Partial capture |
| 08-03 15:49 | 20m | -19 / - | JA9ELE | - / -18 | 4 | ✓ Closing fragment |
| 08-03 15:31 | 20m | -18 / - | YB2CLC | - / - | 3 | Partial capture |
| 07-31 16:45 | 20m | - / - | R6LKG | -5 / - | 5 | Partial capture |
| 07-31 14:39 | 20m | -17 / - | SM6KOB | - / -3 | 3 | ✓ Closing fragment |
| 07-30 14:46 | 20m | - / -6 | F1PBZ | -8 / - | 2 | Partial capture |
| 07-26 15:05 | 20m | -16 / - | R2AKN | - / -9 | 2 | ✓ Closing fragment |
| 07-25 09:33 | 20m | -22 / - | N2WK | - / - | 4 | ✓ Closing fragment |
| 07-25 09:26 | 20m | -18 / - | DD8HG | - / -20 | 2 | Partial capture |
| 07-25 09:15 | 20m | - / - | 9A2EY | -16 / - | 2 | Partial capture |
| 07-25 09:13 | 20m | -16 / +1 | DH1NGL | -20 / -9 | 4 | ✓ Full exchange observed |
| 07-25 09:11 | 20m | -18 / - | DH7TS | - / +1 | 2 | ✓ Closing fragment |
| 07-25 07:06 | 20m | -24 / - | ZL3IO | - / - | 2 | Partial capture |
| 07-24 16:00 | 20m | -15 / - | BI4JJO | - / - | 2 | Partial capture |
| 07-24 15:58 | 20m | -14 / - | BI8SCC | - / - | 2 | Partial capture |
| 07-24 09:32 | 20m | - / -10 | DL1YS | -11 / - | 3 | ✓ Closing fragment |
| 07-22 14:52 | 40m | - / - | DL9KM | -13 / - | 6 | Partial capture |
| 06-28 16:49 | 40m | - / - | OK2PAK | -12 / - | 2 | ✓ Closing fragment |
| 06-28 14:38 | 20m | - / - | LZ1BT | -22 / - | 4 | Partial capture |
| 06-27 09:17 | 20m | -20 / - | VP2MAA | - / - | 2 | Partial capture |
| 06-26 09:59 | 20m | - / +4 | DB1EF | -20 / - | 2 | Partial capture |
| 06-24 15:18 | 20m | -21 / - | IQ7PU | - / -17 | 2 | ✓ Closing fragment |
| 06-21 15:49 | 20m | -14 / -19 | BH4ECL | -19 / - | 4 | Partial capture |
| 06-21 15:47 | 20m | -18 / - | LZ1BT | -15 / -7 | 6 | ✓ Closing observed |
| 06-21 14:39 | 20m | -19 / -15 | R3KCW | -10 / -15 | 4 | ✓ Full exchange observed |
| 06-21 14:36 | 20m | -17 / - | LZ1BT | -17 / -11 | 8 | ✓ Closing observed |
| 06-21 14:31 | 20m | -16 / - | DB1EF | - / -18 | 3 | ✓ Closing fragment |
| 06-21 14:02 | 20m | - / - | ON1AEY | -16 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 163945 -14 1770 VU3OIP IU3BTF JN65 (x2) 164245 -18 1770 XU7O IU3BTF JN65 (x2) 164845 -17 1769 BG0FQU IU3BTF JN65 164945 -14 1769 BG0DAP IU3BTF JN65 165115 -13 1769 JG3RPL IU3BTF JN65 165445 -20 1769 BI6AN IU3BTF JN65 (x4) 144415 -2 1768 CQ IU3BTF JN65 144515 -6 1768 <...> IU3BTF JN65 144530 -6 1867 IU3BTF II7MGMU -04 144545 -2 1768 <...> IU3BTF R-08
UTC dB Audio Message 144400 -22 2154 IU3BTF DL5JBW R-01 150730 -21 1438 IU3BTF DJ0WO R JN57 162030 -13 1788 IU3BTF SP6AMI RRR 164930 -13 1492 IU3BTF OK2PAK JN89 (x2) 145200 -15 2134 IU3BTF DL9KM JN68 (x6) 091300 -24 1731 IU3BTF IZ5RKH RR73 092900 -22 1968 IU3BTF OK5AG/P JO70 152030 -21 1274 IU3BTF SP3DVO -13 (x2)
UTC dB Audio Message 161600 -4 490 IU3BTF 5H1KB RR73
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.