LZ4BU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving LZ4BU, decoded by SO8OO in southeastern Poland. 95 related FT8 messages, observed on 80m, 40m, 20m, across 30 UTC dates. Heard between 2026-05-21 and 2026-08-17.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations LZ4BU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by LZ4BU
Approximate centre of KN33, decoded 2026-08-17 17:05 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 | LZ4BU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-17 17:04 | 20m | -10 / - | RA3RFT/1 | - / - | 3 | Partial capture |
| 08-17 16:51 | 20m | -16 / -12 | RA3RFT/1 | -15 / -20 | 5 | Partial capture |
| 08-16 10:58 | 20m | -16 / -14 | GB0CSL | -12 / -16 | 4 | ✓ Full exchange observed |
| 08-15 13:48 | 20m | -18 / - | DL0MFK/LH | - / -12 | 2 | Partial capture |
| 08-07 00:40 | 20m | -18 / - | KC5OCH | - / - | 3 | Partial capture |
| 08-03 13:11 | 20m | -16 / - | YO1BRANCUSI | - / - | 2 | Partial capture |
| 08-03 13:11 | 20m | -16 / - | <...> | - / -11 | 3 | Partial capture |
| 08-02 23:36 | 80m | - / - | UA4FKT | +12 / - | 2 | Partial capture |
| 08-01 18:39 | 40m | - / - | F5RRS | -16 / - | 4 | Partial capture |
| 07-30 03:17 | 20m | -17 / - | KD7JR | - / - | 4 | Partial capture |
| 07-30 02:47 | 20m | -20 / - | K9STL | - / - | 3 | Partial capture |
| 07-30 02:19 | 20m | -20 / - | N1GN | - / - | 2 | Partial capture |
| 07-28 05:24 | 20m | -18 / - | K9STL | - / - | 3 | Partial capture |
| 07-23 06:12 | 20m | - / -9 | TK5K | -10 / - | 2 | ✓ Closing fragment |
| 07-20 02:04 | 20m | - / -17 | KE4EB | -6 / - | 3 | ✓ Closing fragment |
| 07-07 02:04 | 80m | - / - | DO9BAU | -2 / - | 6 | Partial capture |
| 07-07 02:02 | 80m | +2 / +7 | <...> | +12 / - | 3 | Partial capture |
| 07-07 02:01 | 80m | -1 / - | LZ01MIKU | +8 / +6 | 3 | Partial capture |
| 06-19 04:07 | 20m | - / -22 | KJ5MDT | -16 / - | 2 | Partial capture |
| 06-19 02:53 | 20m | -11 / - | NX5T | - / - | 4 | Partial capture |
| 06-19 02:44 | 20m | -6 / - | NX5T | - / - | 8 | Partial capture |
| 06-19 02:38 | 20m | +3 / -6 | WT4C | -1 / - | 5 | ✓ Closing observed |
| 06-18 05:18 | 20m | -6 / - | WA2DGD | - / - | 4 | Partial capture |
| 06-17 01:04 | 20m | - / -16 | VE1ZZ | -16 / - | 2 | ✓ Closing fragment |
| 06-16 02:21 | 20m | - / -20 | W8EDU | +4 / - | 2 | ✓ Closing fragment |
| 06-15 05:36 | 20m | -10 / - | N1EZ | - / - | 2 | Partial capture |
| 06-15 05:25 | 20m | -8 / - | N1EZ | - / - | 4 | Partial capture |
| 06-14 02:36 | 20m | - / -13 | WA4FU | 0 / - | 2 | ✓ Closing fragment |
| 06-13 04:44 | 20m | -6 / - | KD4YLQ | - / - | 2 | Partial capture |
| 06-13 04:32 | 20m | -9 / - | 9X5KM | - / - | 3 | Partial capture |
| 06-13 04:18 | 20m | - / -13 | 9X5KM | -7 / - | 2 | Partial capture |
| 06-13 04:12 | 20m | - / - | DL3MIB | +5 / - | 6 | Partial capture |
| 06-12 00:58 | 40m | -10 / - | 9X5KM | - / -14 | 2 | ✓ Closing fragment |
| 06-11 02:51 | 20m | - / -15 | W1CCO | 0 / - | 2 | Partial capture |
| 06-11 02:49 | 20m | -7 / - | W1CCO | - / - | 2 | Partial capture |
| 06-11 02:41 | 20m | -4 / - | KN0BLE | - / - | 7 | Partial capture |
| 06-11 02:31 | 20m | -2 / -20 | KY4E | -13 / -7 | 8 | ✓ Full exchange observed |
| 06-11 02:27 | 20m | -2 / - | W1CCO | - / - | 4 | Partial capture |
| 06-09 04:10 | 20m | -2 / -7 | VA3VV | -9 / - | 4 | ✓ Closing observed |
| 06-04 06:37 | 20m | -8 / - | OJ0Z | - / - | 2 | Partial capture |
| 06-04 06:30 | 20m | -10 / -1 | OJ0Z | -5 / -14 | 8 | Partial capture |
| 06-04 06:25 | 20m | -14 / - | OJ0Z | - / - | 2 | Partial capture |
| 06-04 05:24 | 20m | - / -14 | OJ0Z | -3 / - | 2 | Partial capture |
| 06-03 05:49 | 20m | -7 / - | OJ0Z | - / - | 3 | Partial capture |
| 06-03 05:32 | 20m | -4 / - | NE5TX | - / - | 3 | Partial capture |
| 06-03 05:23 | 20m | +7 / - | KA1VDZ | - / - | 2 | Partial capture |
| 06-03 00:57 | 20m | -5 / - | K5UF | - / - | 2 | Partial capture |
| 06-03 00:56 | 20m | -12 / - | WI1U | - / - | 2 | Partial capture |
| 06-03 00:44 | 20m | -8 / - | WI1U | - / - | 2 | Partial capture |
| 06-03 00:34 | 20m | -2 / - | W8LO | - / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 134915 -18 2076 DL0MFK/LH LZ4BU R-12 154345 -16 1085 MN0HNQ/LH LZ4BU KN33 105830 -13 811 LZ4BU GB0CSL -14 105845 -16 810 GB0CSL LZ4BU R-16 105900 -14 810 LZ4BU GB0CSL -14 (x2) 164300 -15 2378 <...> LZ4BU KN33 165130 -14 2378 <RA3RFT/1> LZ4BU KN33 165245 -15 2370 LZ4BU RA3RFT/1 -12 165330 -16 2378 <RA3RFT/1> LZ4BU R-20 (x6)
UTC dB Audio Message 020115 -1 1581 LZ01MIKU LZ4BU KN33 020130 +8 1581 LZ4BU LZ01MIKU +25 020145 -1 1582 LZ01MIKU LZ4BU R+06 020245 +2 2028 <...> LZ4BU KN33 020300 +12 2029 LZ4BU <...> +07 020315 +2 2029 <...> LZ4BU R+11 020400 -1 2102 LZ4BU DO9BAU JO62 (x6) 233445 -4 1777 YO1BRANCUSI LZ4BU KN33 233600 +12 1779 LZ4BU UA4FKT LO23 (x2)
UTC dB Audio Message 005415 -13 1299 9X5KM LZ4BU KN33 (x3) 043600 -3 406 LZ4BU GB198KHZ -12 183800 -11 1551 LZ4BU YO1BRANCUSI -10 183930 -18 2008 LZ4BU F5RRS JN36 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.