F5SZB — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F5SZB, decoded by SO8OO in southeastern Poland. 920 related FT8 messages, 368 CQ messages, observed on 40m, 20m, 10m, across 52 UTC dates. Heard between 2026-05-27 and 2026-08-23.
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 F5SZB worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F5SZB
Approximate centre of IN95, decoded 2026-08-23 08:34 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 | F5SZB S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 08:33 | 20m | +4 / - | K5WLY | - / -16 | 2 | ✓ Closing fragment |
| 08-23 08:29 | 20m | +4 / - | <...> | - / - | 5 | Partial capture |
| 08-23 08:26 | 20m | +5 / - | ZL2NU | - / - | 6 | Partial capture |
| 08-23 08:20 | 20m | - / - | IK4LZH | +8 / - | 4 | Partial capture |
| 08-23 07:20 | 20m | -5 / - | VK2PYG | - / -22 | 12 | Partial capture |
| 08-23 07:18 | 20m | -3 / - | 4O4DB | -7 / - | 3 | ✓ Closing observed |
| 08-23 07:13 | 20m | -4 / - | UB5O/P | - / - | 6 | Partial capture |
| 08-23 07:08 | 20m | -3 / - | ZL3BT | - / - | 7 | Partial capture |
| 08-23 07:06 | 20m | -3 / - | XQ1KK | - / - | 3 | Partial capture |
| 08-23 07:02 | 20m | -1 / - | OE5WRO | - / - | 6 | Partial capture |
| 08-23 07:01 | 20m | +2 / - | K4A | - / - | 3 | Partial capture |
| 08-23 06:56 | 20m | +4 / - | VK2KBM | - / - | 8 | Partial capture |
| 08-23 06:54 | 20m | +6 / - | ZL2NU | - / -16 | 4 | ✓ Closing fragment |
| 08-23 06:53 | 20m | +4 / - | SV2TCC | - / - | 2 | Partial capture |
| 08-23 06:51 | 20m | -13 / - | XQ1KK | - / - | 3 | Partial capture |
| 08-23 06:49 | 20m | -17 / - | HA8RC | - / -25 | 2 | ✓ Closing fragment |
| 08-23 06:38 | 20m | -16 / - | SP9IMY | - / - | 3 | Partial capture |
| 08-23 06:36 | 20m | -18 / - | W1WI | - / -15 | 5 | Partial capture |
| 08-23 06:31 | 20m | - / - | PD3LKN | -8 / - | 6 | Partial capture |
| 08-23 05:41 | 20m | 0 / - | UR4UM | - / -13 | 5 | ✓ Closing fragment |
| 08-23 05:34 | 20m | +1 / - | ZL2NU | - / - | 11 | Partial capture |
| 08-23 05:31 | 20m | +2 / - | N1UL | - / - | 6 | Partial capture |
| 08-23 05:26 | 20m | +3 / - | KE5DM | - / - | 10 | Partial capture |
| 08-22 09:25 | 20m | -4 / - | YO4GGA | +7 / -6 | 4 | Partial capture |
| 08-22 09:22 | 20m | -8 / - | N1UL | - / - | 3 | Partial capture |
| 08-22 09:19 | 20m | -7 / - | SP9IMY | - / - | 2 | Partial capture |
| 08-22 09:17 | 20m | -9 / - | PD1WMD | - / - | 5 | Partial capture |
| 08-22 09:13 | 20m | -7 / - | TA2CAX/P | - / - | 6 | Partial capture |
| 08-22 09:02 | 20m | -7 / - | K4A | - / - | 15 | Partial capture |
| 08-22 08:52 | 20m | -5 / -12 | G3YQA | -4 / -3 | 22 | ✓ Full exchange observed |
| 08-22 08:46 | 20m | - / -15 | MI9PBM | -8 / - | 2 | ✓ Closing fragment |
| 08-22 07:51 | 20m | - / - | PD3LKN | -7 / - | 9 | Partial capture |
| 08-22 07:45 | 20m | - / - | IZ8EDI | -10 / - | 6 | Partial capture |
| 08-22 07:43 | 20m | - / - | DL1UDO | -2 / - | 4 | Partial capture |
| 08-22 06:51 | 20m | +1 / - | R5RR | - / - | 3 | Partial capture |
| 08-22 06:11 | 20m | -5 / - | K9MM | - / - | 5 | Partial capture |
| 08-22 06:07 | 20m | -6 / - | RX3DTN | - / - | 2 | Partial capture |
| 08-21 06:49 | 20m | - / - | IK4LZH | +1 / - | 4 | Partial capture |
| 08-21 06:20 | 20m | +2 / - | SP8S/P | - / - | 9 | Partial capture |
| 08-21 06:17 | 20m | +3 / - | 9Y4DG | - / -4 | 7 | ✓ Closing fragment |
| 08-21 06:14 | 20m | +3 / - | KC8QDQ | - / -18 | 3 | Partial capture |
| 08-21 06:11 | 20m | 0 / - | LZ2VQ | - / - | 5 | ✓ Closing fragment |
| 08-21 06:08 | 20m | -2 / - | DL1R | - / - | 6 | Partial capture |
| 08-20 06:00 | 20m | -16 / - | RV6F | - / - | 3 | Partial capture |
| 08-20 05:56 | 20m | -18 / - | RV6F | - / - | 2 | Partial capture |
| 08-20 05:38 | 20m | -17 / - | ZL1SXG | - / -16 | 2 | Partial capture |
| 08-17 08:04 | 20m | - / - | PD3LKN | -19 / - | 3 | Partial capture |
| 08-17 07:48 | 20m | - / - | DL1UDO | -5 / - | 4 | Partial capture |
| 08-17 07:47 | 20m | - / - | PD1ADA | -19 / - | 4 | Partial capture |
| 08-17 07:43 | 20m | -10 / - | V31DL | - / +1 | 4 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 082630 +5 485 ZL2NU F5SZB IN95 (x5) 082930 +4 485 <...> F5SZB IN95 (x5) 083200 +0 485 CQ F5SZB IN95 (x2) 083300 +2 485 K5WLY F5SZB -16 (x2) 083430 -1 485 CQ F5SZB IN95
UTC dB Audio Message 145045 -16 1389 F5SZB EB3JT JN01 145130 -22 1389 EB3JT F5SZB RR73 145300 -19 1389 CQ F5SZB IN95 (x2) 145630 -20 1389 G4XEX F5SZB -07 (x2) 145800 -15 1389 CP7DX F5SZB IN95 (x2) 150300 -13 1389 PY5TD F5SZB IN95 (x2) 090130 -9 1389 F5SZB PA2RO JO22 (x4) 065800 -18 1840 F5SZB 7Q3CM -15
UTC dB Audio Message 070615 -10 1342 F5SZB DA1ST R-08
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.