IS0SLM — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving IS0SLM, decoded by SO8OO in southeastern Poland. 108 related FT8 messages, 28 CQ messages, observed on 40m, 20m, 10m, across 10 UTC dates. Heard between 2026-05-31 and 2026-08-22.
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 IS0SLM worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by IS0SLM
Approximate centre of JM49, decoded 2026-08-08 11:34 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 | IS0SLM S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 13:23 | 40m | - / -8 | OK1VCB | -8 / - | 3 | ✓ Closing fragment |
| 08-22 13:21 | 40m | - / -24 | 9A3EYA | -8 / - | 5 | ✓ Closing fragment |
| 08-09 11:33 | 10m | - / -4 | OE9KFV | -2 / - | 3 | Partial capture |
| 08-09 11:28 | 10m | - / -2 | HB9CCM | -14 / - | 3 | ✓ Closing fragment |
| 08-09 07:51 | 10m | - / - | RY6O | -21 / - | 4 | Partial capture |
| 08-08 11:34 | 20m | -24 / - | <...> | - / - | 2 | Partial capture |
| 08-06 14:01 | 10m | - / - | PD9FLX | -10 / - | 4 | Partial capture |
| 08-06 14:01 | 10m | - / - | OZ1TRP | -18 / - | 7 | Partial capture |
| 08-06 12:31 | 20m | -8 / -8 | SP1ZMO | -16 / -12 | 7 | ✓ Full exchange observed |
| 08-06 11:28 | 20m | -14 / - | SH4PAK | - / -20 | 2 | Partial capture |
| 08-06 11:27 | 20m | -15 / 0 | F4AWT | -13 / -12 | 5 | ✓ Full exchange observed |
| 08-06 11:15 | 20m | -16 / - | F1PBZ | -4 / +4 | 3 | ✓ Closing observed |
| 08-06 11:09 | 20m | - / -6 | M7OBM | -6 / - | 2 | Partial capture |
| 06-22 14:10 | 10m | - / - | 9A2KS | -18 / - | 4 | ✓ Closing fragment |
| 06-20 14:03 | 10m | -9 / - | C91RU | - / - | 3 | Partial capture |
| 06-20 13:54 | 10m | -12 / - | C91RU | - / - | 6 | Partial capture |
| 06-20 13:53 | 10m | -10 / - | DN9KK | - / -12 | 2 | ✓ Closing fragment |
| 06-20 13:47 | 10m | -8 / - | UA4FKT | - / -11 | 2 | ✓ Closing fragment |
| 06-20 13:47 | 10m | -8 / - | C91RU | - / - | 8 | Partial capture |
| 06-20 13:46 | 10m | -10 / - | CX3AS | - / -9 | 2 | ✓ Closing fragment |
| 06-20 13:14 | 10m | -7 / - | C91RU | - / -17 | 2 | Partial capture |
| 06-19 16:42 | 20m | -23 / - | M8KKH | - / -5 | 2 | ✓ Closing fragment |
| 06-19 16:40 | 20m | -20 / - | S09S | - / - | 4 | Partial capture |
| 06-19 16:36 | 20m | -18 / - | IU3UJO | - / +7 | 2 | ✓ Closing fragment |
| 06-19 16:30 | 20m | -21 / - | ON3CCM | - / -11 | 2 | ✓ Closing fragment |
| 06-19 16:29 | 20m | -18 / - | PD1HBL | - / 0 | 2 | ✓ Closing fragment |
| 06-19 16:27 | 20m | -24 / - | UT3SO | - / +5 | 2 | ✓ Closing fragment |
| 06-19 16:16 | 20m | -4 / -6 | EA3GVB | -9 / -6 | 5 | ✓ Full exchange observed |
| 06-19 16:14 | 20m | - / - | G0PPP | -9 / - | 2 | ✓ Closing fragment |
| 06-07 11:14 | 10m | - / -16 | G1ZHD | -8 / - | 2 | Partial capture |
| 06-06 19:46 | 40m | -10 / - | HB0/HB9FXF | - / - | 2 | Partial capture |
| 06-06 19:43 | 40m | -7 / - | IT9BXZ | - / +4 | 3 | Partial capture |
| 06-06 19:40 | 40m | -11 / - | IQ4LH | - / +5 | 2 | ✓ Closing fragment |
| 06-06 19:35 | 40m | - / - | S50PV | -16 / - | 2 | ✓ Closing fragment |
| 06-06 19:35 | 40m | -10 / - | EA2BUW | - / -2 | 2 | ✓ Closing fragment |
| 06-06 19:32 | 40m | -8 / - | VK4FFF | - / -23 | 4 | Partial capture |
| 06-06 19:30 | 40m | -7 / - | CT7ATA | - / -8 | 3 | Partial capture |
| 06-06 19:27 | 40m | -6 / -1 | S52OR | +10 / +8 | 4 | ✓ Full exchange observed |
| 06-06 19:24 | 40m | -8 / - | F6FHZ | - / -5 | 4 | ✓ Closing fragment |
| 06-06 19:20 | 40m | -15 / -4 | EB5JKV | -4 / +10 | 4 | ✓ Full exchange observed |
| 06-06 19:20 | 40m | - / - | F4BYA | -3 / - | 4 | Partial capture |
| 06-06 19:20 | 40m | -12 / -11 | R5AV | -2 / -3 | 5 | ✓ Full exchange observed |
| 06-06 11:05 | 20m | -6 / - | LZ4VR | - / -16 | 2 | ✓ Closing fragment |
| 06-06 11:02 | 20m | -9 / - | F6FDY | -5 / +3 | 6 | ✓ Full exchange observed |
| 06-06 11:01 | 20m | -6 / 0 | PE9JAN | -8 / +8 | 5 | ✓ Full exchange observed |
| 05-31 16:26 | 20m | - / +2 | M7TUP | -18 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 194230 -11 1584 IK1MJK IS0SLM RR73 194300 -10 1583 CQ IS0SLM JM49 194330 -9 1584 IT9BXZ IS0SLM +04 (x3) 194600 -10 1583 HB0/HB9FXF IS0SLM JM49 (x2) 132100 -5 1992 IS0SLM 9A3EYA JN86 (x4) 132330 -8 1353 IS0SLM OK1VCB JN79 132345 -11 1992 IS0SLM 9A3EYA R-02 132400 -7 1353 IS0SLM OK1VCB R-08 (x2)
UTC dB Audio Message 140330 -8 2542 IS0SLM PD9FLX JO22 140330 -18 1849 IS0SLM OZ1TRP JO65 (x3) 075145 -22 1524 IS0SLM RY6O KN87 (x4) 112845 -16 1754 IS0SLM HB9CCM JN47 (x3) 113345 -7 1714 IS0SLM OE9KFV R-04 (x3) 114930 -11 1124 IS0SLM DL3MIB JN57
UTC dB Audio Message 122715 -22 1514 CQ IS0SLM JM49 (x3) 123045 -14 1514 DB2LP IS0SLM RR73 123115 -8 1514 SP1ZMO IS0SLM -12 (x2) 123200 -20 1514 IS0SLM SP1ZMO R-08 123215 -1 1514 SP1ZMO IS0SLM -12 123230 -14 1514 IS0SLM SP1ZMO R-08 (x2) 123315 -12 1513 CQ IS0SLM JM49 123345 -16 1513 SP1ZMO IS0SLM RR73 130930 -1 3105 IS0SLM UB1QBZ KO99 113400 -24 1517 <...> IS0SLM JM49 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.