F4JYH — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F4JYH, decoded by SO8OO in southeastern Poland. 477 related FT8 messages, 23 CQ messages, observed on 80m, 40m, 10m, across 20 UTC dates. Heard between 2026-05-10 and 2026-07-18.
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 F4JYH worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F4JYH
Approximate centre of JN04, decoded 2026-07-18 23:02 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 | F4JYH S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-18 23:02 | 80m | -21 / -1 | ON4VMA | -5 / - | 4 | Partial capture |
| 07-18 22:22 | 80m | -19 / -8 | DO9JTR | -19 / -16 | 4 | Partial capture |
| 07-18 22:19 | 80m | -22 / - | DO9JTR | - / - | 2 | Partial capture |
| 07-18 22:16 | 80m | -21 / -12 | SP2DW | -6 / - | 4 | ✓ Closing observed |
| 07-18 22:14 | 80m | -16 / - | RC6OD | - / - | 2 | Partial capture |
| 07-18 22:02 | 80m | -21 / - | TU5MM | - / - | 2 | Partial capture |
| 07-18 22:00 | 80m | -20 / - | IQ0AK | - / - | 2 | Partial capture |
| 07-18 21:57 | 80m | -20 / -10 | SP6JIU | +24 / - | 4 | ✓ Closing observed |
| 07-18 21:55 | 80m | -18 / - | RC6OD | - / - | 3 | Partial capture |
| 07-18 21:54 | 80m | -21 / -13 | DL1UDO | -13 / -7 | 3 | Partial capture |
| 07-18 21:50 | 80m | -17 / - | IQ0AK | - / - | 3 | Partial capture |
| 07-18 21:48 | 80m | -21 / - | R4SCQ | - / - | 3 | Partial capture |
| 07-18 21:46 | 80m | -18 / - | DM4SH | - / - | 3 | Partial capture |
| 07-18 21:43 | 80m | -24 / -15 | DO5PY | -13 / -11 | 3 | Partial capture |
| 07-18 21:41 | 80m | -21 / -20 | 8S7DL | -4 / -11 | 3 | ✓ Full exchange observed |
| 07-18 21:38 | 80m | -22 / -12 | SP8SAB | +6 / - | 3 | ✓ Closing observed |
| 07-18 21:28 | 80m | - / -2 | ON3RV | -16 / - | 2 | ✓ Closing fragment |
| 07-18 21:23 | 80m | - / -7 | LA1AAA | -10 / - | 2 | ✓ Closing fragment |
| 07-18 21:18 | 80m | - / -9 | SN1A | +2 / - | 2 | ✓ Closing fragment |
| 07-18 21:13 | 80m | -16 / - | IQ0AK | - / - | 2 | Partial capture |
| 07-18 21:10 | 80m | -18 / - | IQ0AK | - / - | 2 | Partial capture |
| 07-18 20:48 | 40m | - / -18 | DL3MIB | -3 / - | 3 | Partial capture |
| 07-18 20:39 | 40m | - / -17 | YO4DW | -8 / - | 2 | ✓ Closing fragment |
| 07-18 20:16 | 40m | - / -13 | RY3F | -5 / - | 2 | ✓ Closing fragment |
| 07-18 20:05 | 40m | - / -1 | DL3CT | -14 / - | 2 | ✓ Closing fragment |
| 07-14 16:04 | 40m | - / -1 | DL6EL | -20 / - | 2 | Partial capture |
| 07-14 15:42 | 40m | - / -19 | OE3KJO | -14 / - | 2 | ✓ Closing fragment |
| 07-12 21:26 | 80m | - / - | 9A4ZM | +6 / - | 3 | Partial capture |
| 07-12 21:25 | 80m | - / -15 | DO9BAU | +2 / - | 3 | ✓ Closing fragment |
| 07-12 21:20 | 80m | - / - | F4MGP | -14 / - | 4 | ✓ Closing fragment |
| 07-12 20:55 | 80m | - / - | DO5UH | -10 / - | 3 | Partial capture |
| 07-12 20:51 | 80m | - / -18 | OK1SI | +4 / - | 2 | ✓ Closing fragment |
| 07-12 20:45 | 80m | -10 / - | F4MGP | - / - | 4 | Partial capture |
| 07-11 18:10 | 40m | - / 0 | DL6NDN | -4 / - | 2 | ✓ Closing fragment |
| 07-08 22:07 | 40m | - / -9 | I0XNH | -4 / - | 2 | ✓ Closing fragment |
| 07-08 22:01 | 40m | - / +4 | F4BYA | -1 / - | 4 | Partial capture |
| 07-08 21:58 | 40m | - / - | RL3K | -15 / - | 3 | Partial capture |
| 07-08 21:57 | 40m | - / - | F4BYA | 0 / - | 4 | Partial capture |
| 07-08 21:54 | 40m | - / - | RL3K | -13 / - | 2 | Partial capture |
| 07-08 21:48 | 40m | - / - | PG7R | -9 / - | 8 | Partial capture |
| 07-08 21:42 | 40m | - / -4 | F4GIH | -11 / - | 2 | Partial capture |
| 07-08 21:42 | 40m | - / - | RL3K | -11 / - | 10 | Partial capture |
| 07-08 20:43 | 40m | -16 / -14 | F4MGP | -13 / -14 | 10 | ✓ Full exchange observed |
| 07-06 21:26 | 40m | - / -6 | SV5BYP | -20 / - | 2 | ✓ Closing fragment |
| 07-05 20:42 | 80m | -16 / - | IR0WWA | - / - | 2 | Partial capture |
| 07-05 20:38 | 80m | -16 / - | IR0WWA | - / - | 2 | Partial capture |
| 07-05 20:22 | 80m | - / - | RR73; | -6 / - | 2 | Partial capture |
| 07-05 20:06 | 80m | - / 0 | OP0WWA | +1 / - | 2 | Partial capture |
| 07-05 20:03 | 80m | -15 / - | TM8WWA | - / - | 2 | Partial capture |
| 07-05 17:57 | 40m | - / 0 | SN4WWA | -18 / - | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 221715 -18 1128 SP2DW F4JYH 73 221915 -23 1127 DO9JTR F4JYH JN04 (x2) 222200 -22 458 F4JYH DO9JTR -08 (x2) 222245 -20 1128 RC6OD F4JYH JN04 222300 -22 457 F4JYH DO9JTR -08 222315 -19 1128 DO9JTR F4JYH R-16 223130 -1 2508 F4JYH ZA/KN7L -10 223200 -4 2508 F4JYH RR73; DL1BJL <...> -22 225830 -20 667 F4JYH M7CWF -04 230215 -21 1838 ON4VMA F4JYH JN04 230330 -8 2037 F4JYH ON4VMA -01 (x3)
UTC dB Audio Message 154745 -7 435 F4JYH DK7UY -12 160400 -21 1366 F4JYH DL6EL JN57 (x2) 200430 -17 1240 F4JYH ON5RJ RR73 200530 -12 1539 F4JYH DL3CT -01 (x2) 201630 -6 796 F4JYH RY3F -13 (x2) 203630 -7 745 F4JYH YO4DW RR73 203830 -11 654 F4JYH IK1EZX JN44 203900 -8 744 F4JYH YO4DW -17 (x2) 204830 +0 1068 F4JYH DL3MIB JN57 (x3)
UTC dB Audio Message 132445 -13 2366 DG0OH F4JYH -17 (x2) 132615 -24 1775 8A1WWA F4JYH JN04 (x6) 135245 -14 1484 SN3WWA F4JYH JN04 135415 -21 1484 II9WWA F4JYH JN04 135745 -21 1484 8A1WWA F4JYH JN04 (x2) 140615 -13 724 EG4WWA F4JYH R-23 (x2) 141245 -17 2159 CS2WWA F4JYH JN04
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.