F4JUO — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F4JUO, decoded by SO8OO in southeastern Poland. 271 related FT8 messages, 23 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 28 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 F4JUO worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F4JUO
Approximate centre of JN19, decoded 2026-08-24 03:18 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 | F4JUO S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 03:19 | 60m | -19 / - | OS4K | - / -3 | 5 | Partial capture |
| 08-24 03:18 | 60m | -21 / -2 | HA7TM | -4 / - | 4 | ✓ Closing observed |
| 08-24 03:14 | 80m | - / -5 | DJ4WM | -5 / - | 3 | ✓ Closing fragment |
| 08-24 03:11 | 80m | - / +1 | DL8TV | -2 / - | 3 | ✓ Closing fragment |
| 08-24 03:04 | 80m | -9 / -11 | MM0KQC | -10 / +6 | 5 | ✓ Full exchange observed |
| 08-24 03:01 | 80m | - / -16 | G8OO | +10 / - | 2 | ✓ Closing fragment |
| 08-24 02:55 | 160m | - / -18 | F5RRS | -10 / - | 3 | ✓ Closing fragment |
| 08-24 02:54 | 160m | - / -6 | HB9CXZ | -4 / - | 2 | ✓ Closing fragment |
| 08-21 16:17 | 20m | - / -1 | DL1UDO | -3 / - | 3 | ✓ Closing fragment |
| 08-21 16:13 | 20m | - / -12 | F4JKY | -12 / - | 2 | Partial capture |
| 08-21 16:11 | 20m | - / - | PD4RJ | -6 / - | 2 | Partial capture |
| 08-21 15:52 | 10m | - / - | DO1FDK | -2 / - | 2 | Partial capture |
| 08-21 04:46 | 40m | - / - | EA5HM | -12 / - | 3 | Partial capture |
| 08-21 04:41 | 40m | -14 / - | ND9M | - / - | 4 | Partial capture |
| 08-21 04:39 | 40m | -9 / - | J88IH | - / +7 | 3 | ✓ Closing fragment |
| 08-20 08:04 | 20m | - / -18 | TF5B | -12 / - | 2 | ✓ Closing fragment |
| 08-20 07:59 | 20m | - / -12 | T77RN | +2 / - | 2 | ✓ Closing fragment |
| 08-20 04:13 | 40m | - / -19 | OJ0JR | -2 / - | 2 | Partial capture |
| 08-20 04:03 | 40m | -13 / -12 | UR1CCT | +16 / +8 | 5 | ✓ Full exchange observed |
| 08-20 03:53 | 80m | -24 / -10 | IW1GB | -23 / +2 | 3 | ✓ Full exchange observed |
| 08-20 03:45 | 40m | - / -12 | CT3MD | -12 / - | 3 | ✓ Closing fragment |
| 08-20 03:43 | 40m | - / -14 | EB3JT | -19 / - | 3 | ✓ Closing fragment |
| 08-09 05:29 | 60m | -23 / - | IK4JPP | -13 / - | 2 | ✓ Closing observed |
| 08-09 05:27 | 60m | -21 / -6 | DK5WL | -11 / -2 | 4 | ✓ Full exchange observed |
| 08-09 05:26 | 60m | - / +3 | LA4GHA | -2 / - | 2 | ✓ Closing fragment |
| 08-09 05:11 | 40m | -19 / - | KC4WQ | - / -20 | 3 | Partial capture |
| 08-03 04:45 | 40m | -23 / - | K4CAE | - / +9 | 2 | Partial capture |
| 08-03 03:58 | 40m | -23 / - | PY1ZV | - / +5 | 2 | Partial capture |
| 08-03 03:54 | 80m | - / -9 | OK1CI | +4 / - | 2 | Partial capture |
| 08-03 03:52 | 80m | - / -5 | <...> | -18 / - | 2 | Partial capture |
| 08-03 03:52 | 80m | - / - | HA7TM | +11 / - | 3 | Partial capture |
| 08-03 03:46 | 80m | -22 / - | DM6OAC | -20 / -4 | 5 | Partial capture |
| 08-03 03:44 | 80m | -22 / - | F5RRS | -11 / - | 6 | Partial capture |
| 08-03 03:44 | 80m | - / -7 | HA7TM | +5 / - | 3 | Partial capture |
| 08-03 03:44 | 80m | - / -13 | IK4LZH | -4 / - | 4 | ✓ Closing fragment |
| 08-03 03:17 | 40m | - / -11 | UT5ECZ | -13 / - | 3 | ✓ Closing fragment |
| 08-01 14:25 | 20m | -10 / - | RN2FQ | - / - | 2 | Partial capture |
| 08-01 03:45 | 40m | -19 / - | CN2DX | - / +7 | 2 | Partial capture |
| 07-29 05:15 | 20m | - / - | TA4INO | -24 / - | 4 | Partial capture |
| 07-29 04:48 | 40m | - / -18 | E75FM | -6 / - | 3 | Partial capture |
| 07-29 04:44 | 40m | - / - | S55A | -17 / - | 4 | ✓ Closing fragment |
| 07-28 06:33 | 40m | - / - | DM5KK | -9 / - | 3 | Partial capture |
| 07-27 08:43 | 20m | - / -10 | G4YLJ | -23 / - | 2 | Partial capture |
| 07-26 16:32 | 20m | - / -3 | YO6PNM | +2 / - | 2 | ✓ Closing fragment |
| 07-24 17:27 | 40m | - / +1 | DD7EE | -15 / - | 3 | ✓ Closing fragment |
| 07-24 17:19 | 40m | - / - | DL1SP | -23 / - | 2 | Partial capture |
| 07-16 08:11 | 40m | - / +9 | DL1FAM | -20 / - | 2 | ✓ Closing fragment |
| 07-16 08:09 | 40m | - / - | UX7QV | -16 / - | 2 | ✓ Closing fragment |
| 07-15 22:07 | 40m | -24 / - | EW2ZC | - / -12 | 2 | Partial capture |
| 07-15 21:48 | 80m | - / -2 | F1PBZ | +10 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 052930 -23 1350 IK4JPP F4JUO 73 053030 -22 1350 CQ F4JUO JN19 a1 053530 -21 1350 ZL2CC F4JUO JN19 053700 -23 1350 CQ F4JUO JN19 a1 053815 -17 2433 F4JUO F5MYK 73 031815 -16 1127 CQ F4JUO JN19 031830 -1 1127 F4JUO HA7TM JN97 (x2) 031915 -21 1492 HA7TM F4JUO RR73 031930 -3 1492 F4JUO HA7TM 73 031945 -19 1492 OS4K F4JUO R-03 (x5)
UTC dB Audio Message 035345 -23 1251 IW1GB F4JUO 73 030115 +9 783 F4JUO G8OO R-16 (x2) 030445 -10 1696 MM0KQC F4JUO JN19 030500 -9 1451 F4JUO MM0KQC -11 030515 -9 1696 MM0KQC F4JUO R+06 030530 -10 1451 F4JUO MM0KQC RR73 030545 -7 1696 MM0KQC F4JUO 73 031130 -7 2113 F4JUO DL8TV JN49 (x3) 031430 -7 1696 F4JUO DJ4WM JO42 (x3) 031645 -15 1096 CQ F4JUO JN19
UTC dB Audio Message 024800 +5 1361 F4JUO IK5UIM -15 (x2) 025445 -2 1915 F4JUO HB9CXZ -06 (x2) 025545 -11 1855 F4JUO F5RRS JN36 (x3)
UTC dB Audio Message 043845 -15 1492 CQ F4JUO JN19 043945 -12 1492 J88IH F4JUO JN19 (x3) 044115 -9 1492 ND9M F4JUO JN19 (x4) 044345 -19 1345 CQ F4JUO JN19 (x2) 044615 -4 1892 ZV8R F4JUO JN19 044630 -12 1538 F4JUO EA5HM IM99 (x3) 025100 -19 1552 F4JUO F8BJK/P -22
UTC dB Audio Message 142630 -12 1257 OH2XO F4JUO JN19 050300 -17 1663 CQ F4JUO JN19 (x2) 075930 +2 436 F4JUO T77RN -12 (x2) 080230 +0 2659 F4JUO EA8ACW RR73 080430 -11 1742 F4JUO TF5B -18 (x2) 161100 -7 1422 F4JUO PD4RJ JO33 (x2) 161330 -8 1000 F4JUO F4JKY -12 (x2) 161730 -2 2472 F4JUO DL1UDO JO31 (x3)
UTC dB Audio Message 144130 -1 1641 F4JUO DG6TOM JN58 (x2) 151745 -16 1247 F4JUO LU1EHX +05 (x2) 145200 -5 1462 F4JUO F1TXI IN96 145215 -24 1593 F1TXI F4JUO -11 145230 -10 1463 F4JUO F1TXI R-10 145245 -20 1593 F1TXI F4JUO RR73 145300 -7 1462 F4JUO F1TXI 73 114630 +5 927 F4JUO A41ZZ -19 (x2) 161100 -3 490 F4JUO 5H1KB -13 161430 -4 490 F4JUO RR73; IT9COR <...> +00 155215 -2 2950 F4JUO DO1FDK JO41 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.