SP4TKA — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving SP4TKA, decoded by SO8OO in southeastern Poland. 530 related FT8 messages, 2 CQ messages, observed on 40m, 20m, across 71 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 SP4TKA worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by SP4TKA
Approximate centre of KO14, decoded 2026-08-23 19:34 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 | SP4TKA S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 04:21 | 20m | - / -14 | R9FGF | -20 / - | 2 | ✓ Closing fragment |
| 08-24 03:52 | 20m | - / -13 | K7QA | +1 / - | 3 | Partial capture |
| 08-23 19:42 | 20m | - / -3 | ON5GQ | +1 / - | 2 | ✓ Closing fragment |
| 08-23 19:33 | 20m | -11 / - | BG2GWN | - / - | 2 | Partial capture |
| 08-22 04:50 | 20m | - / -3 | V31DL | -8 / - | 2 | ✓ Closing fragment |
| 08-22 04:19 | 20m | - / +2 | AA4SS | -13 / - | 2 | ✓ Closing fragment |
| 08-21 20:23 | 20m | - / -6 | W8VS | -14 / - | 2 | ✓ Closing fragment |
| 08-21 20:04 | 20m | - / -5 | RX6AOB | +4 / - | 2 | ✓ Closing fragment |
| 08-21 04:02 | 40m | - / -16 | W3FR | -13 / - | 2 | ✓ Closing fragment |
| 08-21 03:51 | 20m | - / -8 | R9JBZ | -18 / - | 2 | ✓ Closing fragment |
| 08-20 18:31 | 40m | +8 / - | R8LCA | - / -15 | 4 | ✓ Closing fragment |
| 08-20 18:29 | 40m | +4 / -3 | OH5YR | -10 / -5 | 6 | ✓ Full exchange observed |
| 08-20 18:27 | 40m | +2 / - | <...> | - / - | 2 | Partial capture |
| 08-20 15:04 | 20m | -4 / -15 | R9MJ | -6 / -1 | 4 | Partial capture |
| 08-20 14:58 | 20m | +2 / -21 | DB1BAC | -4 / -10 | 5 | ✓ Full exchange observed |
| 08-20 14:22 | 20m | - / -12 | DH1NGL | -8 / - | 6 | Partial capture |
| 08-20 14:19 | 20m | 0 / - | AP2TN | - / - | 3 | Partial capture |
| 08-20 14:16 | 20m | +2 / - | BG2TAA | - / -13 | 5 | ✓ Closing fragment |
| 08-20 14:14 | 20m | -6 / - | R3PLN/P | - / -16 | 2 | ✓ Closing fragment |
| 08-20 14:11 | 20m | 0 / - | RF9C | - / - | 2 | Partial capture |
| 08-20 04:07 | 40m | - / -12 | EA5HM | -6 / - | 2 | Partial capture |
| 08-19 19:43 | 40m | -6 / - | R3PLN/P | - / -22 | 2 | ✓ Closing fragment |
| 08-19 05:20 | 40m | -9 / - | AO2026FM | - / - | 2 | Partial capture |
| 08-19 05:14 | 40m | -4 / - | OJ0YL | - / -2 | 5 | Partial capture |
| 08-19 05:11 | 40m | 0 / - | R1BPQ | - / - | 2 | Partial capture |
| 08-18 20:16 | 40m | -14 / - | ON2BCB | - / - | 2 | Partial capture |
| 08-18 20:11 | 40m | -13 / -1 | EI/G0BNR | -9 / -5 | 5 | Partial capture |
| 08-18 18:27 | 40m | -6 / - | JI3VUB | - / - | 5 | Partial capture |
| 08-18 18:23 | 40m | -4 / - | BG7BVI | - / - | 4 | Partial capture |
| 08-17 21:03 | 40m | - / -4 | R1CF | -15 / - | 2 | Partial capture |
| 08-17 20:54 | 40m | -4 / - | PY7BC | - / - | 3 | Partial capture |
| 08-17 20:51 | 40m | -6 / - | JH3IEG | - / - | 4 | Partial capture |
| 08-17 20:48 | 40m | -1 / - | BI1HJR | - / - | 4 | Partial capture |
| 08-17 20:47 | 40m | -4 / - | JA6GEN | - / - | 2 | Partial capture |
| 08-17 20:43 | 40m | -6 / - | R0QBB/3 | - / -18 | 2 | Partial capture |
| 08-17 20:41 | 40m | -9 / - | EI7INB | - / -8 | 4 | ✓ Closing fragment |
| 08-17 20:36 | 40m | -15 / - | UB1AVZ/P | - / -4 | 3 | ✓ Closing fragment |
| 08-16 21:01 | 40m | -5 / - | UR4UNR/P | - / - | 3 | Partial capture |
| 08-16 20:55 | 40m | 0 / - | ZL1RPC/P | - / - | 2 | Partial capture |
| 08-16 17:11 | 40m | -2 / - | DA0OIE | - / - | 2 | Partial capture |
| 08-16 17:07 | 40m | -11 / - | UA6XDA | - / -1 | 4 | ✓ Closing fragment |
| 08-16 17:03 | 40m | -8 / +2 | SE7LH | -18 / -2 | 4 | ✓ Full exchange observed |
| 08-16 17:01 | 40m | -7 / - | DA0LH | - / - | 3 | Partial capture |
| 08-16 16:59 | 40m | -9 / - | <...> | - / - | 2 | Partial capture |
| 08-16 14:46 | 20m | - / -5 | M0LHJ | -10 / - | 2 | ✓ Closing fragment |
| 08-15 13:36 | 20m | - / -16 | PD0FF | -9 / - | 3 | ✓ Closing fragment |
| 08-15 13:03 | 20m | - / -10 | PA6LST | -16 / - | 2 | ✓ Closing fragment |
| 08-15 13:01 | 20m | - / -10 | F5MYH | -8 / - | 7 | Partial capture |
| 08-15 03:36 | 20m | - / +4 | 5B4AMX | -4 / - | 2 | ✓ Closing fragment |
| 08-13 18:48 | 20m | - / +2 | DC7LR | -12 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 041945 -12 1045 SP4TKA AA4SS +02 (x2) 045045 -5 1524 SP4TKA V31DL -03 (x2) 193330 -9 339 BG2GWN SP4TKA KO14 (x2) 194215 +2 2279 SP4TKA ON5GQ -03 (x2) 210530 -18 1657 SP4TKA WB2IMB R-05 035230 +1 627 SP4TKA K7QA -13 (x3) 042100 -23 1899 SP4TKA R9FGF -14 (x2) 053245 -15 2335 SP4TKA W5EOR -07
UTC dB Audio Message 182900 +2 2534 OH5YR SP4TKA KO14 (x2) 182945 -9 2358 SP4TKA OH5YR -03 183000 +3 2534 OH5YR SP4TKA R-05 183015 -10 2358 SP4TKA OH5YR RR73 183030 +9 2534 OH5YR SP4TKA 73 183045 +9 2533 SP4TKA DB3MAX JO64 183100 +4 2534 R8LCA SP4TKA -15 (x4) 040200 -12 1226 SP4TKA W3FR -16 (x2) 042100 -1 2980 9Z4A SP4TKA KO14 053500 -6 297 SP3JZR SP4TKA KO14
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.