F5RMK — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F5RMK, decoded by SO8OO in southeastern Poland. 11,036 related FT8 messages, 9,727 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 40 UTC dates. Heard between 2026-05-27 and 2026-08-23.
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 F5RMK worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F5RMK
Approximate centre of IN98, decoded 2026-08-23 14:26 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 | F5RMK S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 13:45 | 10m | -22 / - | 2E0PYG | - / -1 | 2 | ✓ Closing fragment |
| 08-23 13:35 | 10m | -19 / - | VP8NO | - / - | 4 | Partial capture |
| 08-23 13:09 | 10m | - / -16 | LZ1EV | +5 / - | 3 | Partial capture |
| 08-20 18:16 | 20m | - / -18 | F4MUD | -10 / - | 2 | Partial capture |
| 08-20 18:14 | 20m | 0 / - | D2IM | - / - | 5 | Partial capture |
| 08-20 18:08 | 20m | -2 / - | IZ7DTI | - / -11 | 2 | ✓ Closing fragment |
| 08-20 18:05 | 20m | - / -8 | CT1BFP | -5 / - | 3 | ✓ Closing fragment |
| 08-20 17:58 | 20m | - / -5 | TA2ZLM | -10 / - | 5 | Partial capture |
| 08-20 17:46 | 20m | +2 / -5 | TA2ZLM | -15 / -13 | 4 | Partial capture |
| 08-20 17:11 | 20m | +10 / -9 | PD4WAC | -6 / -20 | 9 | ✓ Full exchange observed |
| 08-20 17:06 | 20m | +5 / - | UR4WWW | - / -14 | 3 | ✓ Closing fragment |
| 08-20 16:56 | 20m | +2 / -18 | SP1LON | +2 / -6 | 5 | ✓ Full exchange observed |
| 08-20 16:52 | 20m | -3 / -14 | IU4COO | +7 / -6 | 8 | ✓ Full exchange observed |
| 08-20 16:50 | 20m | - / - | M8KKH | -12 / - | 2 | Partial capture |
| 08-20 16:49 | 20m | 0 / - | PH0RON | - / -19 | 2 | ✓ Closing fragment |
| 08-20 16:41 | 20m | -6 / -1 | <...> | -14 / -16 | 7 | Partial capture |
| 08-20 16:39 | 20m | - / - | XU7O | -6 / - | 2 | ✓ Closing fragment |
| 08-20 16:00 | 20m | - / 0 | M7GYP | -5 / - | 3 | ✓ Closing fragment |
| 08-20 15:44 | 20m | -10 / - | G0PDR | - / -11 | 2 | Partial capture |
| 08-20 15:28 | 20m | -8 / +5 | IU7IPX | -16 / +7 | 4 | ✓ Full exchange observed |
| 08-20 15:02 | 20m | - / +6 | G5JCC | -12 / - | 2 | Partial capture |
| 08-20 14:52 | 20m | -4 / - | M7MDB | - / 0 | 2 | ✓ Closing fragment |
| 08-20 14:30 | 20m | -7 / - | IW3BS | - / -10 | 2 | ✓ Closing fragment |
| 08-20 14:21 | 20m | -2 / - | G4YTW | -14 / - | 2 | ✓ Closing observed |
| 08-20 14:15 | 20m | 0 / - | CT7BDJ | -13 / -5 | 6 | ✓ Closing observed |
| 08-20 14:02 | 20m | -4 / -16 | RU3QR | -15 / -13 | 3 | ✓ Full exchange observed |
| 08-20 13:54 | 20m | -8 / - | EA7AH | - / +9 | 2 | ✓ Closing fragment |
| 08-20 13:52 | 20m | -7 / - | G8TPM | -14 / -1 | 4 | ✓ Closing observed |
| 08-20 13:28 | 20m | -9 / -19 | TK4QP | +6 / - | 3 | ✓ Closing observed |
| 08-20 12:44 | 20m | -9 / - | IW5ALZ | -6 / -9 | 4 | Partial capture |
| 08-20 11:34 | 20m | -4 / - | KC1ZDZ | - / -13 | 5 | Partial capture |
| 08-20 11:28 | 20m | -14 / - | SP9WAZ | - / -8 | 2 | ✓ Closing fragment |
| 08-20 11:26 | 20m | -13 / +5 | EA3CY | -21 / -12 | 3 | ✓ Full exchange observed |
| 08-20 11:22 | 20m | -3 / - | KE4SKJ | - / -23 | 6 | Partial capture |
| 08-20 11:17 | 20m | 0 / - | VE2AO | - / -5 | 2 | ✓ Closing fragment |
| 08-20 11:13 | 20m | -4 / - | KC1ZDZ | - / -17 | 5 | Partial capture |
| 08-20 10:21 | 20m | -2 / - | SQ5DTL | - / -13 | 2 | ✓ Closing fragment |
| 08-20 10:18 | 20m | -11 / - | R1QD | - / -15 | 2 | ✓ Closing fragment |
| 08-20 10:15 | 20m | -3 / -6 | G7EVY | -7 / -8 | 7 | ✓ Full exchange observed |
| 08-20 10:11 | 20m | +1 / - | TA1ETM | - / -9 | 5 | Partial capture |
| 08-20 10:09 | 20m | +2 / - | IZ4AIF | -7 / -9 | 5 | ✓ Full exchange observed |
| 08-20 10:05 | 20m | -1 / - | KE2ELI | - / -19 | 6 | Partial capture |
| 08-20 10:03 | 20m | 0 / - | SV9MBH | - / -18 | 2 | ✓ Closing fragment |
| 08-20 09:56 | 20m | -4 / - | HA1ZW | - / -6 | 8 | ✓ Closing fragment |
| 08-20 09:51 | 20m | +3 / - | EA5XA | - / -14 | 2 | ✓ Closing fragment |
| 08-20 09:45 | 20m | -10 / - | EA5GKL | - / -16 | 2 | ✓ Closing fragment |
| 08-20 09:40 | 20m | 0 / - | SQ8AA | - / -1 | 2 | ✓ Closing fragment |
| 08-20 09:40 | 20m | - / - | IZ4AIF | -10 / - | 4 | Partial capture |
| 08-20 08:55 | 20m | -18 / -4 | DK5OPA | -6 / +7 | 5 | Partial capture |
| 08-20 08:53 | 20m | -22 / - | CT7BQA | -18 / -8 | 3 | ✓ Closing observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 141800 -16 1401 CQ F5RMK IN98 (x3) 141945 -16 1401 IZ5IOM F5RMK +02 142045 -14 1401 CQ F5RMK IN98 (x11)
UTC dB Audio Message 180915 -4 1684 IZ7DTI F5RMK RR73 180945 -9 1684 CQ F5RMK IN98 (x7) 181415 +1 1684 D2IM F5RMK IN98 (x4) 181600 -8 1565 F5RMK F4MUD -18 181615 -5 1683 D2IM F5RMK IN98 181700 -11 1565 F5RMK F4MUD -18
UTC dB Audio Message 183530 -18 1361 F5RMK OZ1EDR JO65 (x4) 002315 -14 1309 F5RMK CR7BXA IN51 193645 -15 1312 F5RMK DL4BCY JO42 222430 +7 1256 F5RMK UA6CE -07 162900 -15 1363 F5RMK OZ1EDR JO65 (x2)
UTC dB Audio Message 235615 -18 1289 CQ F5RMK IN98 (x2) 235715 -19 1288 N1FMB F5RMK +05 (x2) 235815 -21 1288 CQ F5RMK IN98 000015 -22 1288 AB1HL F5RMK RR73 000045 -16 1288 CQ F5RMK IN98 (x5) 000415 -21 1288 N8DH F5RMK RR73 (x2) 000545 -16 1288 CQ F5RMK IN98 (x2)
UTC dB Audio Message 202745 -12 1332 CQ F5RMK IN98 (x15)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.