F4JIS — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving F4JIS, decoded by SO8OO in southeastern Poland. 117 related FT8 messages, 56 CQ messages, observed on 40m, 20m, 10m, across 15 UTC dates. Heard between 2026-05-25 and 2026-08-22.
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 F4JIS worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by F4JIS
Approximate centre of JO10, decoded 2026-08-22 09:10 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 | F4JIS S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 08:23 | 10m | -16 / - | E70SZ | - / -6 | 2 | ✓ Closing fragment |
| 08-20 13:29 | 20m | - / -5 | R3KCW | +2 / - | 6 | ✓ Closing fragment |
| 08-19 18:51 | 20m | - / -19 | R1QD | -9 / - | 3 | Partial capture |
| 08-09 15:02 | 20m | -16 / -4 | UT4QM | -18 / -8 | 3 | ✓ Closing observed |
| 08-07 21:46 | 20m | - / - | IK4LZH | -7 / - | 3 | Partial capture |
| 08-07 21:11 | 20m | - / -13 | 5Z4VJ | -14 / - | 4 | ✓ Closing fragment |
| 08-05 15:43 | 20m | - / -5 | F4NGC | -22 / - | 2 | Partial capture |
| 08-05 07:52 | 20m | -12 / - | SV9MBH | - / -24 | 4 | ✓ Closing fragment |
| 08-05 07:52 | 20m | -13 / -10 | F1PSX | -14 / - | 7 | ✓ Closing observed |
| 08-05 07:46 | 20m | -18 / - | F1PSX | -13 / - | 6 | ✓ Closing observed |
| 08-04 23:52 | 40m | -18 / - | EC3A | - / +1 | 2 | ✓ Closing fragment |
| 08-04 23:51 | 40m | -17 / -10 | RN6MA | -18 / - | 3 | ✓ Closing observed |
| 08-04 19:29 | 40m | - / -10 | UB3DRL | -6 / - | 2 | Partial capture |
| 08-04 19:17 | 40m | -10 / -1 | DL7ACA | +6 / - | 3 | ✓ Closing observed |
| 07-29 16:16 | 10m | - / - | SV2CLJ | -12 / - | 3 | Partial capture |
| 07-29 16:12 | 10m | - / -13 | YO9PH | -16 / - | 2 | ✓ Closing fragment |
| 07-28 03:19 | 40m | -18 / - | YO6GLT | - / -10 | 2 | ✓ Closing fragment |
| 07-28 03:19 | 40m | -19 / -14 | DJ4WM | -12 / -16 | 5 | ✓ Full exchange observed |
| 07-28 03:14 | 40m | -18 / - | UW5ESX | - / -18 | 2 | ✓ Closing fragment |
| 07-28 03:13 | 40m | -17 / - | UA3POG | -24 / -11 | 3 | ✓ Closing observed |
| 07-28 03:12 | 40m | -19 / - | SP7TF | - / -9 | 2 | ✓ Closing fragment |
| 07-24 22:04 | 20m | -15 / - | UN0GY | - / -21 | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 161230 -16 1975 F4JIS YO9PH -13 (x2) 161630 -12 802 F4JIS SV2CLJ KN10 (x3) 082330 -19 1603 E70SZ F4JIS -06 (x2) 082500 -20 1602 CQ F4JIS JO10 (x2) 082700 -22 1601 UR5WCA F4JIS RR73 082800 -23 1601 CQ F4JIS JO10 (x5)
UTC dB Audio Message 112545 +18 2583 CQ F4JIS JO10 (x4) 112745 +9 2582 F4BYA/P F4JIS JO10 112815 +9 2582 CQ F4JIS JO10 (x3) 132930 -3 1281 F4JIS R3KCW KO90 133000 -1 2762 F4JIS OZ1SMB R+05 133030 +6 1281 F4JIS R3KCW KO90 (x5)
UTC dB Audio Message 192945 -20 1147 F4JIS EC3A -11 192945 -5 2778 F4JIS UB3DRL -10 193100 -10 2740 CQ F4JIS JO10 (x2) 235030 -17 2010 YO6LM F4JIS 73 235100 -15 2010 CQ F4JIS JO10 235115 -19 2010 F4JIS RN6MA -10 (x2) 235200 -17 2010 RN6MA F4JIS 73 235230 -18 2010 EC3A F4JIS R+01 (x2) 235330 -22 2010 CQ F4JIS JO10 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.