RK4FV — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RK4FV, decoded by SO8OO in southeastern Poland. 57 related FT8 messages, 12 CQ messages, observed on 40m, 20m, across 5 UTC dates. Heard between 2026-06-10 and 2026-08-21.
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 RK4FV worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RK4FV
Approximate centre of LO22, decoded 2026-08-22 01:07 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 | RK4FV S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 01:07 | 40m | -6 / - | UA0WF | - / - | 2 | Partial capture |
| 08-22 01:05 | 40m | - / - | PA4PA | -2 / - | 2 | Partial capture |
| 08-22 01:04 | 40m | +6 / - | LU1IBL | - / - | 5 | Partial capture |
| 08-22 00:54 | 40m | +6 / - | CR7BRV | - / - | 2 | Partial capture |
| 08-22 00:52 | 40m | +6 / - | CE3RKW | - / - | 2 | Partial capture |
| 08-22 00:47 | 40m | - / - | PA4PA | -2 / - | 5 | Partial capture |
| 08-22 00:47 | 40m | 0 / -11 | SP1ZMO | -9 / -9 | 7 | ✓ Full exchange observed |
| 08-22 00:43 | 40m | +7 / - | AE4RC | - / - | 3 | Partial capture |
| 08-22 00:39 | 40m | +2 / - | CE2SQE | - / -17 | 4 | Partial capture |
| 08-22 00:34 | 40m | +1 / - | OA4ENG | - / -13 | 7 | Partial capture |
| 08-22 00:32 | 40m | +5 / - | HI3JMS | - / - | 3 | Partial capture |
| 08-22 00:29 | 40m | -6 / -12 | PV8AJ | -16 / -14 | 7 | ✓ Full exchange observed |
| 08-22 00:27 | 40m | +2 / - | CR7BRV | - / - | 4 | Partial capture |
| 06-28 00:19 | 40m | -16 / - | TA3F | - / -9 | 2 | ✓ Closing fragment |
| 06-28 00:16 | 40m | -15 / - | VP2MAA | - / -10 | 3 | Partial capture |
| 06-28 00:12 | 40m | -16 / - | SP7TF | - / -15 | 2 | Partial capture |
| 06-28 00:11 | 40m | -18 / +6 | RL3QGD | -14 / -9 | 4 | ✓ Full exchange observed |
| 06-28 00:07 | 40m | -13 / - | VP2MAA | - / - | 4 | Partial capture |
| 06-24 23:41 | 20m | - / -11 | IQ4JO | +9 / - | 3 | ✓ Closing fragment |
| 06-24 23:36 | 40m | -19 / - | CA3MLY | - / - | 2 | Partial capture |
| 06-24 23:33 | 40m | -19 / - | WP4NVX | - / - | 3 | ✓ Closing fragment |
| 06-24 23:26 | 40m | -14 / - | LU8VLE | - / - | 2 | Partial capture |
| 06-24 23:20 | 40m | -19 / - | G1LQT | - / -10 | 3 | Partial capture |
| 06-24 23:19 | 40m | -16 / -16 | RM5F | -7 / -14 | 3 | ✓ Full exchange observed |
| 06-24 23:17 | 40m | -15 / -14 | RX3ASQ | -16 / - | 4 | ✓ Closing observed |
| 06-24 23:14 | 40m | -18 / - | OA4ENG | - / -12 | 2 | ✓ Closing fragment |
| 06-10 03:48 | 20m | -17 / - | NC7C | - / - | 2 | Partial capture |
| 06-10 03:45 | 20m | -2 / -15 | NT6X | -4 / -5 | 4 | ✓ Full exchange observed |
| 06-10 03:32 | 20m | -8 / - | K7YY | - / - | 3 | Partial capture |
| 06-10 03:26 | 20m | -8 / - | K7YY | - / - | 3 | Partial capture |
| 06-10 03:21 | 20m | -7 / - | RA0SCZ | -10 / -13 | 3 | ✓ Closing observed |
| 06-10 03:19 | 20m | +7 / - | VA7RY | - / -14 | 2 | ✓ Closing fragment |
| 06-10 03:15 | 20m | -12 / -13 | PT2ND | -19 / -18 | 6 | Partial capture |
| 06-10 03:11 | 20m | -12 / - | HK4ZZ | - / - | 2 | Partial capture |
| 06-10 03:07 | 20m | -10 / - | VK6AS | - / - | 2 | Partial capture |
| 06-10 02:50 | 40m | - / +6 | RC6D | -4 / - | 3 | ✓ Closing fragment |
| 06-10 02:48 | 40m | - / -14 | RA6FRI | -14 / - | 3 | Partial capture |
| 06-10 02:43 | 40m | - / -8 | R3XBS | -6 / - | 3 | ✓ Closing fragment |
| 06-10 02:40 | 40m | - / -8 | RA6ZC | -13 / - | 3 | ✓ Closing fragment |
| 06-10 02:34 | 40m | -17 / - | UB6SAN | -9 / - | 4 | ✓ Closing observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 004845 +0 237 RK4FV PA4PA JO22 (x2) 005215 +6 654 CE3RKW RK4FV LO22 (x2) 005445 +6 548 CR7BRV RK4FV LO22 (x2) 010400 +3 722 LU1IBL RK4FV LO22 (x4) 010545 -2 237 RK4FV PA4PA JO22 010600 +6 722 LU1IBL RK4FV LO22 010615 -1 237 RK4FV PA4PA JO22 010700 -7 1292 UA0WF RK4FV LO22 (x2)
UTC dB Audio Message 034545 -5 410 RK4FV NT6X -15 034600 -2 411 NT6X RK4FV R-05 034615 -4 410 RK4FV NT6X RR73 034630 -2 411 NT6X RK4FV 73 034845 -15 1678 NC7C RK4FV LO22 (x2) 035045 -14 2321 K7CTV RK4FV LO22 035230 -12 1781 XE1PM RK4FV LO22 234100 +12 2859 RK4FV IQ4JO R-11 (x4) 010545 -17 1125 RK4FV 8Q7PR RR73 010815 -9 3066 NP3IR RK4FV LO22 011215 -16 2077 RK4FV NP3XF RR73
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.