W5JK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving W5JK, decoded by SO8OO in southeastern Poland. 248 related FT8 messages, observed on 40m, 20m, across 10 UTC dates. Heard between 2026-05-21 and 2026-08-01.
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 W5JK worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by W5JK
Approximate centre of EM13, decoded 2026-07-29 01:16 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 | W5JK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-01 03:58 | 40m | - / - | I1RJP | -1 / - | 3 | Partial capture |
| 08-01 02:41 | 40m | - / - | F5PBG | -9 / - | 4 | Partial capture |
| 08-01 02:37 | 40m | - / - | I1RJP | -6 / - | 3 | Partial capture |
| 08-01 02:35 | 40m | - / - | F5PBG | -8 / - | 2 | Partial capture |
| 08-01 02:35 | 40m | - / - | PC2J | -1 / - | 5 | Partial capture |
| 08-01 02:16 | 40m | - / -24 | SV1BLD | -1 / - | 6 | ✓ Closing fragment |
| 08-01 02:08 | 40m | - / - | G5TV | -18 / - | 2 | Partial capture |
| 08-01 02:05 | 40m | - / - | I1RJP | -6 / - | 8 | Partial capture |
| 07-29 01:14 | 20m | -20 / - | N9UEL | - / - | 2 | Partial capture |
| 07-26 02:32 | 40m | - / - | IU1MIH | -9 / - | 2 | Partial capture |
| 07-26 02:31 | 40m | - / - | I1RJP | -4 / - | 4 | Partial capture |
| 07-26 02:30 | 40m | - / - | OH1EDK | -2 / - | 4 | Partial capture |
| 07-26 02:25 | 40m | - / - | SV2BRT | -22 / - | 4 | Partial capture |
| 07-26 02:20 | 40m | - / - | I1RJP | -12 / - | 5 | Partial capture |
| 07-26 02:18 | 40m | - / - | OH1EDK | -3 / - | 3 | Partial capture |
| 07-26 02:16 | 40m | - / - | I1RJP | -7 / - | 5 | Partial capture |
| 07-26 02:11 | 40m | - / -17 | LZ3CB | 0 / - | 8 | Partial capture |
| 07-26 02:11 | 40m | - / - | OH1EDK | -6 / - | 2 | Partial capture |
| 07-26 02:10 | 40m | - / -11 | IN3LHF | -11 / - | 2 | Partial capture |
| 07-26 02:09 | 40m | - / -17 | UT5ECZ | -2 / - | 2 | Partial capture |
| 07-26 02:01 | 40m | - / - | DK7UY | +1 / - | 4 | Partial capture |
| 07-26 02:00 | 40m | - / - | I1RJP | -9 / - | 20 | Partial capture |
| 07-19 03:16 | 20m | -2 / - | FK8HC | - / - | 2 | Partial capture |
| 07-10 05:57 | 20m | - / -17 | DG1KDD | +5 / - | 4 | ✓ Closing fragment |
| 07-10 05:23 | 20m | - / -18 | IC8TEM | -10 / - | 3 | Partial capture |
| 07-10 05:19 | 20m | - / -8 | DB5FW | -6 / - | 2 | Partial capture |
| 07-10 05:16 | 20m | - / -11 | EA5JHD | +9 / - | 3 | ✓ Closing fragment |
| 07-10 05:13 | 20m | - / -13 | DG1KDD | -3 / - | 3 | Partial capture |
| 07-03 05:35 | 20m | -13 / +7 | OH0Z | -11 / - | 2 | Partial capture |
| 07-03 05:22 | 20m | -13 / -1 | <...> | -24 / - | 2 | Partial capture |
| 07-03 05:06 | 20m | - / -9 | E77FN | -3 / - | 6 | Partial capture |
| 07-03 05:02 | 20m | -9 / -6 | T77BL | -5 / - | 2 | Partial capture |
| 07-03 04:46 | 20m | -18 / -11 | T77BL | -1 / - | 6 | Partial capture |
| 07-03 04:25 | 20m | -12 / - | UI6L | -20 / - | 2 | ✓ Closing observed |
| 07-03 04:20 | 20m | -14 / - | K2K | - / - | 8 | Partial capture |
| 06-18 07:35 | 20m | -7 / - | DL9KM | +2 / -18 | 4 | ✓ Closing observed |
| 06-18 07:33 | 20m | -12 / - | PD1ADA | -9 / +2 | 2 | Partial capture |
| 06-18 07:31 | 20m | -10 / - | F5IXN | -16 / -11 | 5 | Partial capture |
| 06-18 07:30 | 20m | -11 / -3 | PE9JAN | +2 / - | 4 | ✓ Full exchange observed |
| 06-18 07:29 | 20m | -9 / -13 | UA1ZFL | +12 / - | 10 | ✓ Closing observed |
| 06-18 07:05 | 20m | - / - | EA3FZN | +4 / - | 3 | Partial capture |
| 06-18 06:51 | 20m | - / - | DL1FAM | +3 / - | 3 | Partial capture |
| 06-18 06:48 | 20m | - / -6 | EI7IN | -6 / - | 4 | ✓ Closing fragment |
| 06-05 04:00 | 20m | +17 / - | OJ0Z | - / - | 7 | Partial capture |
| 06-05 03:54 | 20m | -4 / - | OJ0Z | - / - | 3 | Partial capture |
| 06-04 01:55 | 20m | -10 / - | 4U1UN | - / - | 2 | Partial capture |
| 06-03 23:21 | 20m | - / -9 | J73ESL | -20 / - | 2 | ✓ Closing fragment |
| 06-03 02:48 | 20m | - / +9 | IU8RFW | -15 / - | 2 | Partial capture |
| 06-03 01:36 | 20m | -6 / - | VO2AC | - / - | 4 | Partial capture |
| 06-03 01:31 | 20m | - / -20 | VP2MAA | +4 / - | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 023645 +1 2639 W5JK PC2J JO22 023715 -6 2590 W5JK F5PBG IN78 023715 +1 2639 W5JK PC2J JO22 023715 -17 1730 W5JK G5TV IO93 023745 -2 2639 W5JK PC2J JO22 023745 -6 251 W5JK I1RJP JN45 (x3) 024145 -7 2590 W5JK F5PBG IN78 (x4) 035830 +1 282 W5JK I1RJP JN45 (x3)
UTC dB Audio Message 052100 -3 2659 W5JK DB5FW -08 052300 -12 557 W5JK IC8TEM JN70 (x3) 055700 +7 2977 W5JK DG1KDD -17 (x4) 034115 -4 2904 Z62NS W5JK EM13 030645 -6 2916 OY1R W5JK EM13 031645 -3 2929 FK8HC W5JK EM13 (x2) 011345 -19 2005 <...> W5JK EM13 011445 -21 2006 N9UEL W5JK EM13 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.