RU4LM — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RU4LM, decoded by SO8OO in southeastern Poland. 398 related FT8 messages, 161 CQ messages, observed on 80m, 40m, 20m, 10m, across 45 UTC dates. Heard between 2026-05-26 and 2026-08-24.
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 RU4LM worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RU4LM
Approximate centre of LO44, decoded 2026-08-24 05:29 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 | RU4LM S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 05:29 | 20m | +6 / - | WB0WQS | - / -15 | 2 | Partial capture |
| 08-24 05:27 | 20m | +8 / - | 8P6GE | - / - | 2 | Partial capture |
| 08-24 05:25 | 20m | +5 / - | W7MTH | - / - | 3 | Partial capture |
| 08-24 05:23 | 20m | +10 / - | W5EOR | - / - | 3 | Partial capture |
| 08-24 05:21 | 20m | +7 / -5 | YV5IAL | +2 / -4 | 6 | ✓ Full exchange observed |
| 08-24 05:18 | 20m | +6 / - | 8P6GE | - / - | 3 | Partial capture |
| 08-24 05:14 | 20m | -2 / - | 8P6GE | - / - | 3 | Partial capture |
| 08-24 04:37 | 20m | - / - | OK2CNI | -8 / - | 5 | Partial capture |
| 08-22 04:46 | 20m | - / -18 | UB8CPH | +9 / - | 5 | Partial capture |
| 08-22 04:38 | 20m | -5 / - | KP4PUA | - / - | 5 | Partial capture |
| 08-22 04:36 | 20m | -6 / - | KD7ZAL | - / -11 | 4 | ✓ Closing fragment |
| 08-22 04:28 | 20m | -2 / - | KB2MN | - / -10 | 7 | ✓ Closing fragment |
| 08-20 04:36 | 20m | 0 / - | VK3SC | - / -26 | 9 | Partial capture |
| 08-20 04:24 | 20m | -6 / - | N3P | - / - | 4 | Partial capture |
| 08-20 04:21 | 20m | -11 / - | KD4SN | - / -10 | 4 | ✓ Closing fragment |
| 08-20 03:33 | 20m | - / -2 | F1PBZ | +14 / - | 4 | Partial capture |
| 08-14 18:23 | 80m | -3 / - | RN4LP | - / -5 | 3 | ✓ Closing fragment |
| 08-14 18:21 | 80m | - / -4 | R2PA | +6 / - | 2 | Partial capture |
| 08-14 18:16 | 80m | -14 / -5 | R2APU | -4 / -7 | 6 | ✓ Full exchange observed |
| 08-14 18:16 | 80m | -12 / -5 | R9FGF | -6 / -3 | 5 | ✓ Full exchange observed |
| 08-14 18:14 | 80m | -8 / -1 | RD4HX | -2 / -4 | 4 | ✓ Full exchange observed |
| 08-13 19:23 | 80m | -13 / - | JA0RUG | - / -18 | 3 | ✓ Closing fragment |
| 08-12 04:22 | 20m | -21 / - | RQ3M | - / -4 | 2 | ✓ Closing fragment |
| 08-12 04:21 | 20m | -17 / - | W6WWD | - / -14 | 3 | ✓ Closing fragment |
| 08-10 03:42 | 20m | -17 / -10 | PD3LKN | -22 / -18 | 2 | Partial capture |
| 08-10 03:39 | 20m | -18 / - | WB0WQS | - / - | 2 | Partial capture |
| 08-09 19:46 | 80m | - / - | DO1SHK | -13 / - | 3 | Partial capture |
| 08-09 19:45 | 80m | - / -22 | M1WLK | -5 / - | 2 | Partial capture |
| 08-09 19:45 | 80m | -6 / -3 | SP5MIG | +4 / -17 | 4 | ✓ Full exchange observed |
| 08-09 19:42 | 80m | -10 / +1 | R2HB | 0 / -6 | 5 | ✓ Full exchange observed |
| 08-09 19:42 | 80m | - / - | R3HH | +5 / - | 3 | Partial capture |
| 08-09 19:42 | 80m | - / - | R3PLA | -12 / - | 3 | Partial capture |
| 08-09 19:41 | 80m | -7 / -7 | IK6GPZ | -3 / -11 | 4 | ✓ Full exchange observed |
| 08-08 05:32 | 20m | -12 / - | AD9GE | - / - | 3 | Partial capture |
| 08-08 05:27 | 20m | -12 / - | W8TA | - / -23 | 3 | Partial capture |
| 08-08 04:48 | 20m | -14 / - | KQ4NAL | - / - | 2 | Partial capture |
| 08-08 04:32 | 20m | -14 / - | KJ5PTH | - / -18 | 5 | ✓ Closing fragment |
| 08-08 04:08 | 20m | -6 / -8 | RW9WJ | -17 / -3 | 4 | ✓ Full exchange observed |
| 08-08 04:07 | 20m | -5 / - | KE6KJD | - / -15 | 3 | Partial capture |
| 08-08 03:59 | 20m | -5 / - | KG7OH | - / -18 | 4 | ✓ Closing fragment |
| 08-08 03:55 | 20m | -6 / - | SP3DVO | - / -19 | 3 | ✓ Closing fragment |
| 08-08 03:50 | 20m | -9 / - | N5CH | - / - | 2 | Partial capture |
| 08-08 03:49 | 20m | -10 / - | K9DWP | - / - | 2 | Partial capture |
| 08-07 19:13 | 40m | -24 / - | RN3YN | -12 / - | 2 | ✓ Closing observed |
| 08-06 03:31 | 20m | -13 / - | 8P6GE | - / - | 2 | Partial capture |
| 08-04 02:17 | 40m | -22 / - | R6ACY | - / -3 | 4 | ✓ Closing fragment |
| 08-01 04:22 | 20m | -21 / - | UA9LCY | - / -21 | 2 | ✓ Closing fragment |
| 07-29 17:56 | 40m | - / 0 | RK6MC | -14 / - | 4 | ✓ Closing fragment |
| 07-29 17:51 | 40m | -20 / - | R2LAF/P | -17 / -9 | 3 | ✓ Closing observed |
| 07-29 04:16 | 20m | -13 / - | WV6E | - / - | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 052200 +7 1835 YV5IAL RU4LM LO44 052215 +4 420 RU4LM YV5IAL -05 052230 +8 1834 YV5IAL RU4LM R-04 052245 +0 419 RU4LM YV5IAL RR73 052300 +10 1835 YV5IAL RU4LM 73 052330 +9 1835 W5EOR RU4LM LO44 (x3) 052515 +5 1835 W7MTH RU4LM LO44 (x3) 052730 +7 1835 8P6GE RU4LM LO44 (x2) 052930 +5 1835 WB0WQS RU4LM LO44 (x2)
UTC dB Audio Message 181700 -5 1432 RU4LM R9FGF R-05 181715 -11 1759 R9FGF RU4LM RR73 181730 -7 1433 RU4LM R9FGF 73 181745 -8 1759 R2APU RU4LM -07 (x2) 181830 -2 1758 RU4LM R2APU R-05 181845 -17 1759 R2APU RU4LM RR73 181900 -5 1759 RU4LM R2APU 73 181915 -14 1759 CQ RU4LM LO44 (x2) 182100 +4 2090 RU4LM R2PA -04 (x2) 182330 -5 1759 RN4LP RU4LM LO44 (x3)
UTC dB Audio Message 175445 -16 1864 OH2GT RU4LM -18 175600 -23 1864 RU4LM R6ML LN17 175600 -13 1473 RU4LM RK6MC +00 (x4) 180200 -17 2250 RU4LM R2EN +02 021600 -18 1736 CQ RU4LM LO44 021700 -24 1736 R6ACY RU4LM -03 (x4) 191300 -12 642 RU4LM RN3YN KO73 191300 -6 524 RU4LM UB6OCD RR73 191415 -24 1787 RN3YN RU4LM RR73
UTC dB Audio Message 092115 -17 2022 OM7TJ RU4LM -07 092730 -5 2602 RU4LM IQ4JO JN63 093100 -11 1114 RU4LM RX3ASQ KO95 093115 -20 2024 CQ RU4LM LO44 093130 -9 1114 RU4LM RX3ASQ KO95 093230 -22 2024 RU4LM RW6HPS 73 093430 -3 1114 RU4LM RX3ASQ KO95 093445 -24 2025 CQ RU4LM LO44 a1 093545 -20 2025 UA6B RU4LM RR73 093600 -11 2025 RU4LM UA6B 73 102600 -1 1385 RU4LM RL3K 73 112730 -14 1764 RU4LM R6LIG RR73 (x2) 112800 -16 2303 RU4LM R3ZBY -12 155430 -9 694 RU4LM RA6ATZ KN96
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.