4X5LL — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving 4X5LL, decoded by SO8OO in southeastern Poland. 92 related FT8 messages, 13 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 9 UTC dates. Heard between 2026-05-28 and 2026-08-20.
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 4X5LL worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by 4X5LL
Approximate centre of KM71, decoded 2026-08-20 19:58 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 | 4X5LL S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-20 19:50 | 80m | -5 / - | D2UY | - / - | 15 | Partial capture |
| 08-20 19:43 | 60m | -14 / -6 | ER3ZW | -2 / -2 | 7 | ✓ Full exchange observed |
| 08-20 19:35 | 60m | -15 / -5 | OJ0JR | +4 / -12 | 5 | ✓ Full exchange observed |
| 07-13 18:04 | 80m | - / - | UR4UUR | -2 / - | 2 | Partial capture |
| 07-13 18:03 | 80m | - / - | RC6OZ | -6 / - | 3 | Partial capture |
| 07-13 18:02 | 80m | -18 / - | T22TT | - / -4 | 3 | ✓ Closing fragment |
| 07-04 19:25 | 40m | -8 / - | 4Z4DA | - / +10 | 4 | ✓ Closing fragment |
| 06-19 22:06 | 80m | -21 / - | TN8GD | - / -13 | 2 | ✓ Closing fragment |
| 06-18 21:55 | 80m | -11 / - | D4OL | - / -16 | 5 | Partial capture |
| 06-17 22:57 | 40m | +2 / - | D4OL | - / -7 | 6 | ✓ Closing fragment |
| 06-12 19:09 | 10m | -13 / - | SV8IIQ | -15 / - | 2 | ✓ Closing observed |
| 06-12 19:09 | 10m | -16 / -15 | R7DX | -6 / - | 6 | ✓ Closing observed |
| 06-12 19:06 | 10m | - / - | DN9OPA | -8 / - | 9 | Partial capture |
| 06-12 19:04 | 10m | -16 / -16 | 3G1DX | -15 / -18 | 4 | Partial capture |
| 06-12 18:58 | 10m | - / - | SQ8OAU | -14 / - | 2 | Partial capture |
| 06-12 18:55 | 10m | -12 / - | R9AL | - / -7 | 2 | ✓ Closing fragment |
| 06-12 18:54 | 10m | -10 / - | PY5TD | - / -13 | 2 | ✓ Closing fragment |
| 06-12 18:53 | 10m | -11 / -9 | RZ6AOJ | +1 / -7 | 5 | ✓ Full exchange observed |
| 06-12 18:53 | 80m | - / - | UA4FKT | -6 / - | 2 | Partial capture |
| 06-12 18:51 | 80m | -14 / - | OD5ZZ | - / -18 | 2 | ✓ Closing fragment |
| 06-12 18:38 | 40m | -6 / - | 9X5KM | - / -10 | 6 | Partial capture |
| 06-04 20:12 | 80m | - / - | EW8CN | +3 / - | 4 | Partial capture |
| 06-04 20:10 | 80m | - / - | SP5DAA | -5 / - | 4 | Partial capture |
| 06-04 20:08 | 80m | -19 / - | 9X5KM | - / - | 6 | Partial capture |
| 06-04 20:00 | 60m | -20 / -14 | IZ6NAL | -8 / -13 | 4 | ✓ Full exchange observed |
| 06-04 19:59 | 60m | -18 / - | 9H5SN | - / - | 3 | Partial capture |
| 06-04 19:45 | 40m | -1 / - | 9X5KM | - / - | 6 | Partial capture |
| 06-04 19:28 | 40m | 0 / - | VK0DS | - / -12 | 7 | ✓ Closing fragment |
| 06-03 01:18 | 60m | -16 / -12 | OJ0Z | -10 / -12 | 4 | ✓ Full exchange observed |
| 06-02 21:09 | 40m | - / - | IU1SPZ | -6 / - | 6 | Partial capture |
| 06-02 21:07 | 40m | - / - | ON4MAP | -14 / - | 3 | Partial capture |
| 06-02 21:04 | 40m | +5 / - | F1HSY | -8 / -12 | 3 | ✓ Closing observed |
| 06-02 21:02 | 40m | +4 / -4 | F6FHZ | -8 / -15 | 5 | ✓ Full exchange observed |
| 06-02 20:50 | 40m | -1 / -2 | OZ5AGJ | 0 / - | 3 | ✓ Closing observed |
| 06-02 20:48 | 40m | +2 / -4 | EA1CQ | -2 / -9 | 4 | ✓ Full exchange observed |
| 06-02 20:46 | 20m | - / - | IU3TOO | -16 / - | 2 | Partial capture |
| 06-02 20:45 | 40m | 0 / +2 | HA5AZD | +9 / +1 | 7 | ✓ Full exchange observed |
| 06-02 20:43 | 40m | +2 / - | VJ2L | - / - | 2 | Partial capture |
| 05-28 20:34 | 10m | - / -1 | PU2BRU | -16 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 195015 -9 970 D2UY 4X5LL KM71 (x15)
UTC dB Audio Message 200045 -22 1454 IZ6NAL 4X5LL -13 200100 -6 2350 4X5LL IZ6NAL R-14 200115 -19 1454 IZ6NAL 4X5LL RR73 193515 -14 1477 OJ0JR 4X5LL KM71 193530 +5 438 4X5LL OJ0JR -05 193545 -16 1477 OJ0JR 4X5LL R-12 193600 +3 378 4X5LL OJ0JR RR73 193615 -15 1477 OJ0JR 4X5LL 73 194345 -13 1458 ER3ZW 4X5LL KM71 (x3) 194500 -4 2025 4X5LL ER3ZW -06 194515 -15 1458 ER3ZW 4X5LL R-02 194530 -1 2025 4X5LL ER3ZW RR73 194545 -15 1457 ER3ZW 4X5LL 73
UTC dB Audio Message 204600 -15 1570 4X5LL IU3TOO JN55 (x2) 150915 -21 2203 <...> 4X5LL -15
UTC dB Audio Message 183845 -5 1424 9X5KM 4X5LL KM71 (x5) 225730 +2 2939 D4OL 4X5LL -07 (x6) 192545 -9 2640 4Z4DA 4X5LL KM71 (x4)
UTC dB Audio Message 190830 -10 1997 4X5LL DN9OPA JN38 190900 -6 1284 4X5LL R7DX KN84 190900 -3 1997 4X5LL DN9OPA JN38 190930 -4 1284 4X5LL R7DX KN84 190930 -7 1775 4X5LL M0NPT IO92 190930 -2 1997 4X5LL DN9OPA JN38 190945 -13 1153 SV8IIQ 4X5LL RR73 191000 +1 1997 4X5LL DN9OPA JN38 191000 -5 1284 4X5LL R7DX KN84 191000 -15 1068 4X5LL SV8IIQ 73 191030 -3 1997 4X5LL DN9OPA JN38 191030 -9 1284 4X5LL R7DX R-15 191045 -16 1153 R7DX 4X5LL RR73 191100 -5 1284 4X5LL R7DX 73 191100 -3 1997 4X5LL DN9OPA JN38
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.