RZ4LC — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RZ4LC, decoded by SO8OO in southeastern Poland. 169 related FT8 messages, 3 CQ messages, observed on 40m, 20m, 10m, across 31 UTC dates. Heard between 2026-05-03 and 2026-07-23.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations RZ4LC worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RZ4LC
Approximate centre of LO44, decoded 2026-08-04 02:38 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 | RZ4LC S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-04 02:36 | 40m | -11 / - | EI2IXB | - / - | 4 | Partial capture |
| 07-25 14:21 | 20m | -3 / - | YB7FII | - / -19 | 2 | ✓ Closing fragment |
| 07-25 13:45 | 20m | -6 / - | VK2ZR | - / -16 | 2 | Partial capture |
| 07-25 13:29 | 20m | -9 / - | OS9T | - / - | 5 | Partial capture |
| 07-23 19:19 | 10m | - / -14 | RL3K | -17 / - | 4 | ✓ Closing fragment |
| 07-23 04:52 | 20m | -13 / - | KE6KJD | - / -26 | 4 | Partial capture |
| 07-23 04:47 | 20m | -14 / - | KE6KJD | - / -26 | 3 | Partial capture |
| 07-22 01:43 | 40m | -19 / - | LU6HOG | - / - | 3 | Partial capture |
| 07-22 01:39 | 40m | -9 / - | HK4EIC | - / - | 2 | ✓ Closing fragment |
| 07-22 01:35 | 40m | -23 / - | PW8BR | - / -19 | 5 | Partial capture |
| 07-22 01:32 | 40m | -20 / - | XQ3SK | - / -22 | 3 | ✓ Closing fragment |
| 07-22 01:30 | 40m | -9 / - | HK4EIC | - / - | 2 | Partial capture |
| 07-22 01:27 | 40m | -21 / - | KP4QVQ | - / - | 2 | Partial capture |
| 07-22 01:07 | 40m | -20 / - | 3G1DX | - / -20 | 4 | Partial capture |
| 07-20 17:42 | 20m | -14 / - | JH5AVM | - / -11 | 3 | ✓ Closing fragment |
| 07-18 19:20 | 20m | -16 / -12 | PD0BOR | -14 / - | 3 | ✓ Closing observed |
| 07-18 19:17 | 40m | -18 / - | UN8DSW | - / -14 | 2 | Partial capture |
| 07-16 20:26 | 20m | -5 / - | KE8ZMQ | - / - | 5 | Partial capture |
| 07-16 20:21 | 20m | +15 / - | LU2DWR | - / - | 7 | Partial capture |
| 07-16 20:16 | 20m | +2 / - | N0KLL | - / - | 2 | Partial capture |
| 07-16 20:13 | 20m | -4 / - | PY7BC | - / - | 3 | Partial capture |
| 07-16 20:06 | 20m | +1 / - | 7Q7EB | - / -24 | 11 | ✓ Closing fragment |
| 07-16 20:04 | 20m | -5 / - | K1SSN | - / - | 3 | Partial capture |
| 07-16 19:58 | 20m | -5 / - | W2TT | - / - | 3 | Partial capture |
| 07-16 19:54 | 20m | 0 / - | VE1WT | - / - | 2 | Partial capture |
| 07-16 19:53 | 20m | -4 / - | BG5BNW | - / -14 | 2 | Partial capture |
| 07-16 19:52 | 20m | -7 / - | TA3ZGR | - / -9 | 2 | ✓ Closing fragment |
| 07-16 19:48 | 20m | -10 / - | PY7MS | - / -18 | 4 | ✓ Closing fragment |
| 07-16 19:44 | 20m | -3 / - | W2TT | - / - | 5 | Partial capture |
| 07-16 19:24 | 20m | -6 / - | PP2TS | - / - | 5 | Partial capture |
| 07-16 19:12 | 20m | -4 / - | T40FRC | - / - | 4 | Partial capture |
| 07-16 19:06 | 20m | +3 / - | T40FRC | - / - | 8 | Partial capture |
| 07-16 19:01 | 20m | -8 / - | ZC4RH | - / - | 4 | Partial capture |
| 07-16 18:58 | 20m | -10 / - | T40FRC | - / - | 5 | Partial capture |
| 07-15 19:28 | 20m | - / -12 | 5P0T | -5 / - | 2 | ✓ Closing fragment |
| 07-15 18:59 | 20m | - / -18 | TM25TFR | -9 / - | 2 | Partial capture |
| 07-14 12:17 | 10m | - / - | R7DX | -15 / - | 2 | Partial capture |
| 07-09 13:29 | 20m | -13 / - | T22TT | - / - | 4 | Partial capture |
| 07-02 20:25 | 20m | 0 / - | 9Y4C | - / - | 2 | Partial capture |
| 06-22 17:53 | 20m | -7 / - | ZL1GT | - / - | 2 | Partial capture |
| 06-20 11:53 | 10m | -14 / -18 | IU3GKQ | -3 / - | 5 | Partial capture |
| 06-18 08:45 | 20m | -6 / - | KA4WAY | - / - | 3 | Partial capture |
| 06-18 08:08 | 20m | 0 / - | D4OL | - / - | 2 | Partial capture |
| 06-18 06:34 | 20m | +1 / - | W6ACT | - / - | 3 | Partial capture |
| 06-18 06:26 | 20m | +2 / - | VK2SMP | - / - | 10 | Partial capture |
| 06-18 06:23 | 20m | +12 / - | C91RU | - / - | 3 | Partial capture |
| 06-18 06:12 | 20m | 0 / -3 | R2BRD | +1 / -10 | 5 | ✓ Full exchange observed |
| 06-18 06:07 | 20m | +1 / -13 | KB3Z | -2 / -17 | 7 | ✓ Full exchange observed |
| 06-18 02:26 | 20m | - / -15 | PY7XC | -8 / - | 2 | ✓ Closing fragment |
| 06-18 02:03 | 20m | - / +1 | EX8ABQ | -15 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 013315 -19 1733 XQ3SK RZ4LC 73 013530 -24 1980 PW8BR RZ4LC LO44 (x5) 013900 -9 307 HK4EIC RZ4LC LO44 (x2) 014315 -20 1532 LU6HOG RZ4LC LO44 (x3) 023630 -15 250 EI2IXB RZ4LC LO44 (x4)
UTC dB Audio Message 045230 -8 1567 KE6KJD RZ4LC R-26 (x4) 131900 -11 1731 YB5NHD RZ4LC LO44 132545 -12 1021 OS9T RZ4LC LO44 (x6) 134545 -5 823 VK2ZR RZ4LC LO44 (x2) 142130 -1 2889 YB7FII RZ4LC R-19 (x2)
UTC dB Audio Message 115300 -15 2128 IU3GKQ RZ4LC LO44 (x2) 115345 -3 2126 RZ4LC IU3GKQ -18 (x3) 174230 +6 2541 RZ4LC R3LCG KO64 121700 -14 1328 RZ4LC R7DX KN84 (x2) 191845 -4 2874 RZ4LC R3LC -02 191915 -15 1929 RZ4LC RL3K KO91 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.