K3SF — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving K3SF, decoded by SO8OO in southeastern Poland. 244 related FT8 messages, observed on 20m, 10m, across 35 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 K3SF worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by K3SF
Approximate centre of FM29, decoded 2026-08-24 04:58 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 | K3SF S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-24 03:41 | 20m | - / -18 | OD5ET | +4 / - | 2 | ✓ Closing fragment |
| 08-22 03:44 | 20m | - / -14 | R0AL | -13 / - | 2 | ✓ Closing fragment |
| 08-02 05:36 | 20m | - / -16 | UT7UJ | +10 / - | 5 | Partial capture |
| 07-31 21:32 | 20m | -17 / - | A71YY | - / - | 3 | Partial capture |
| 07-31 00:41 | 20m | - / -20 | 9K2OK | -10 / - | 2 | ✓ Closing fragment |
| 07-27 03:34 | 20m | - / -17 | 5B4VL | -7 / - | 3 | ✓ Closing fragment |
| 07-21 00:07 | 20m | - / -16 | 7Z1BQ | -21 / - | 8 | Partial capture |
| 07-20 03:35 | 20m | - / -8 | RK4H | -2 / - | 2 | ✓ Closing fragment |
| 07-20 03:34 | 20m | - / -10 | R8DX | -4 / - | 2 | ✓ Closing fragment |
| 07-17 23:13 | 20m | - / -3 | R2AL | -4 / - | 3 | ✓ Closing fragment |
| 07-17 02:58 | 20m | - / -24 | RA9CLO | -9 / - | 2 | ✓ Closing fragment |
| 07-16 20:22 | 20m | - / -6 | M1STI | -11 / - | 2 | ✓ Closing fragment |
| 07-16 20:16 | 20m | - / -12 | G5MJF | -20 / - | 5 | Partial capture |
| 07-15 04:11 | 20m | - / -10 | RA3AHN | -9 / - | 3 | ✓ Closing fragment |
| 07-15 04:10 | 20m | - / -18 | RD7P | -17 / - | 2 | ✓ Closing fragment |
| 07-13 02:59 | 20m | - / - | R2AL | +5 / - | 3 | Partial capture |
| 07-12 22:24 | 20m | - / -16 | EA9ABC | -12 / - | 2 | ✓ Closing fragment |
| 07-09 02:00 | 20m | - / -15 | 4X1DA | -10 / - | 2 | ✓ Closing fragment |
| 06-26 23:06 | 20m | -12 / - | A71UN | - / - | 2 | Partial capture |
| 06-21 21:26 | 20m | - / -14 | EA8DHH | -13 / - | 3 | ✓ Closing fragment |
| 06-21 00:13 | 20m | - / -7 | CN2GS | -10 / - | 4 | ✓ Closing fragment |
| 06-14 00:33 | 20m | -16 / - | <...> | - / - | 2 | Partial capture |
| 06-14 00:15 | 20m | -19 / - | <...> | - / - | 4 | Partial capture |
| 06-14 00:01 | 20m | -16 / - | RW0AR | - / - | 3 | Partial capture |
| 06-13 23:23 | 20m | -20 / - | <...> | - / - | 2 | Partial capture |
| 06-13 22:38 | 20m | -20 / - | UN7MBV/7 | - / - | 4 | Partial capture |
| 06-13 22:32 | 20m | -20 / - | UN7MBV/7 | - / - | 3 | Partial capture |
| 06-13 21:46 | 20m | -22 / - | EA9UV | - / - | 2 | Partial capture |
| 06-10 01:28 | 20m | -15 / - | UA9SAV | - / -13 | 3 | ✓ Closing fragment |
| 06-10 01:07 | 20m | - / -18 | A92AE | +8 / - | 3 | ✓ Closing fragment |
| 06-10 00:56 | 20m | -3 / - | A92AE | - / - | 4 | Partial capture |
| 06-09 20:24 | 20m | - / -7 | EA5PG | -8 / - | 2 | ✓ Closing fragment |
| 06-09 20:09 | 10m | - / -11 | CX3AS | -20 / - | 2 | ✓ Closing fragment |
| 06-09 20:06 | 10m | - / -17 | LW2EDM | 0 / - | 2 | ✓ Closing fragment |
| 06-08 03:19 | 20m | -15 / - | 7Z1BH | - / - | 2 | Partial capture |
| 06-08 02:12 | 20m | - / -12 | UA9SAV | +11 / - | 2 | Partial capture |
| 06-08 01:03 | 20m | -16 / - | RA9YJU | - / -9 | 2 | Partial capture |
| 06-07 23:53 | 20m | -5 / - | 7Z1BH | - / - | 3 | Partial capture |
| 06-07 23:45 | 20m | -7 / - | 7Z1BH | - / - | 2 | Partial capture |
| 06-07 22:23 | 20m | - / -25 | EA8CDG | +10 / - | 4 | ✓ Closing fragment |
| 06-06 20:19 | 20m | - / -13 | JA8DIV | -7 / - | 2 | Partial capture |
| 06-06 18:35 | 10m | - / -15 | LU3HBA | -21 / - | 2 | ✓ Closing fragment |
| 06-05 20:22 | 20m | -15 / -14 | EA1FUB | -7 / - | 4 | ✓ Closing observed |
| 06-05 10:53 | 20m | - / -22 | M8HAG | 0 / - | 2 | Partial capture |
| 06-05 08:21 | 20m | - / - | M7PHE | -13 / - | 3 | Partial capture |
| 06-05 07:08 | 20m | - / - | HB9TIH | -14 / - | 3 | Partial capture |
| 06-05 07:01 | 20m | - / -13 | R6SS | +12 / - | 2 | Partial capture |
| 06-05 06:43 | 20m | -19 / - | VK2ZR | -13 / - | 2 | ✓ Closing observed |
| 06-05 03:40 | 20m | -10 / - | 4X6ZK | +9 / -15 | 4 | ✓ Closing observed |
| 06-05 02:36 | 20m | -13 / - | R8LCP | - / - | 3 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 213315 -14 1147 A71YY K3SF FM29 223445 -21 2167 A71UN K3SF FM29 053630 +9 653 K3SF UT7UJ -16 (x5) 204200 -6 454 K3SF <...> -15 (x2) 215445 -21 2097 A71UN K3SF FM29 034430 -17 897 K3SF R0AL -14 (x2) 034115 +1 677 K3SF OD5ET -18 (x2) 045800 -9 607 JA0FOX K3SF FM29
UTC dB Audio Message 154100 +6 2803 K3SF 7Q3CM -06 (x5) 183515 -21 1940 K3SF LU3HBA -15 (x2) 200645 -1 506 K3SF LW2EDM -17 (x2) 200915 -21 1568 K3SF CX3AS -11 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.