ON3SFH — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving ON3SFH, decoded by SO8OO in southeastern Poland. 242 related FT8 messages, 15 CQ messages, observed on 20m, 10m, across 23 UTC dates. Heard between 2026-07-16 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 ON3SFH worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by ON3SFH
Approximate centre of JO21, decoded 2026-08-23 18:23 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 | ON3SFH S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 22:16 | 20m | - / -14 | K2TQC | +4 / - | 2 | ✓ Closing fragment |
| 08-23 22:10 | 20m | - / -2 | HI3A | +7 / - | 5 | ✓ Closing fragment |
| 08-23 19:35 | 20m | - / -10 | BA3NZ | -14 / - | 2 | ✓ Closing fragment |
| 08-23 19:26 | 20m | - / -17 | UT5MD | +17 / - | 2 | Partial capture |
| 08-23 18:23 | 20m | +6 / - | DL5DQZ | - / -25 | 3 | ✓ Closing fragment |
| 08-23 10:17 | 20m | -11 / -15 | F1ODM | +2 / - | 3 | ✓ Closing observed |
| 08-22 11:07 | 20m | -13 / - | MW7MCX | - / - | 2 | Partial capture |
| 08-22 11:03 | 20m | -11 / - | G8IXM | - / -7 | 2 | Partial capture |
| 08-22 11:01 | 20m | -12 / -11 | DM2DXA | +5 / - | 5 | Partial capture |
| 08-22 10:58 | 20m | -13 / - | CO8LY | - / - | 4 | Partial capture |
| 08-22 10:46 | 20m | -12 / - | EA2BHE | - / -12 | 2 | ✓ Closing fragment |
| 08-20 09:49 | 20m | -10 / -20 | ES2AJ | -2 / -9 | 5 | ✓ Full exchange observed |
| 08-20 09:45 | 20m | - / - | EA1IOK | -10 / - | 3 | Partial capture |
| 08-20 09:45 | 20m | - / -12 | F4IVG | -1 / - | 5 | ✓ Closing fragment |
| 08-20 09:44 | 20m | - / -7 | OH6DHM | -4 / - | 2 | ✓ Closing fragment |
| 08-19 18:17 | 20m | - / 0 | F4VVJ | +7 / - | 2 | ✓ Closing fragment |
| 08-19 10:33 | 20m | - / - | EA2BHE | -1 / - | 2 | Partial capture |
| 08-19 10:33 | 20m | - / - | EB3JT | -4 / - | 3 | Partial capture |
| 08-19 09:44 | 20m | - / - | UR4QWW | -16 / - | 5 | Partial capture |
| 08-17 13:33 | 20m | - / -4 | G8RZ | -2 / - | 2 | Partial capture |
| 08-15 19:43 | 20m | -5 / - | IZ3VCN | - / - | 8 | Partial capture |
| 08-15 19:16 | 20m | - / -12 | EA8BBJ | -10 / - | 2 | ✓ Closing fragment |
| 08-14 19:48 | 20m | - / -7 | EA1JVG | -8 / - | 2 | ✓ Closing fragment |
| 08-14 09:17 | 20m | - / +4 | T77RN | -9 / - | 2 | ✓ Closing fragment |
| 08-14 08:50 | 20m | - / -13 | UT5HX | -8 / - | 2 | Partial capture |
| 08-14 08:45 | 20m | - / -16 | SV2HTW | -12 / - | 2 | ✓ Closing fragment |
| 08-13 19:47 | 20m | - / -25 | EI2JHB | -10 / - | 2 | Partial capture |
| 08-13 18:19 | 20m | - / - | RY7G | +6 / - | 2 | Partial capture |
| 08-11 08:32 | 20m | - / -11 | OE8DDX | -16 / - | 2 | Partial capture |
| 08-10 12:04 | 20m | - / - | EB3JT | +4 / - | 6 | Partial capture |
| 08-07 10:46 | 20m | - / - | EB3JT | -12 / - | 2 | Partial capture |
| 08-05 12:29 | 20m | - / -10 | GB2CG | 0 / - | 2 | Partial capture |
| 08-05 11:15 | 20m | - / -10 | 9A9TT | -23 / - | 2 | Partial capture |
| 08-05 11:01 | 20m | - / -8 | GM3DRA | -16 / - | 2 | Partial capture |
| 08-05 10:44 | 20m | -6 / - | SQ8V | - / - | 2 | Partial capture |
| 08-05 10:41 | 20m | -13 / - | PD4RJ | - / - | 2 | Partial capture |
| 08-05 10:33 | 20m | - / - | EA3HMM | -8 / - | 2 | Partial capture |
| 08-05 09:20 | 20m | - / -9 | YL2JZ | -12 / - | 2 | ✓ Closing fragment |
| 08-03 08:47 | 20m | - / - | EA3HMM | -4 / - | 4 | Partial capture |
| 08-02 10:06 | 20m | -6 / - | GM4ZTO | - / - | 2 | Partial capture |
| 08-02 09:20 | 20m | -18 / -2 | SA3SHN | -22 / - | 2 | Partial capture |
| 08-02 09:16 | 20m | -11 / - | MI0NWA | - / -12 | 3 | ✓ Closing fragment |
| 08-02 09:13 | 20m | -16 / - | HA1BF | - / - | 2 | ✓ Closing fragment |
| 08-02 08:42 | 20m | -5 / -4 | G8OO | -6 / 0 | 7 | ✓ Full exchange observed |
| 08-01 21:33 | 20m | -10 / - | LZ1ZF | - / - | 2 | Partial capture |
| 08-01 21:20 | 20m | -10 / - | LZ1ZF | - / - | 3 | Partial capture |
| 08-01 21:18 | 20m | -10 / - | LB9ZG | - / - | 2 | ✓ Closing fragment |
| 08-01 21:12 | 20m | -11 / - | EI2KXB | - / -7 | 4 | ✓ Closing fragment |
| 08-01 21:08 | 20m | -5 / - | RX9ABI | -10 / +2 | 6 | Partial capture |
| 08-01 20:27 | 20m | -6 / - | EI7LK | - / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 182245 +10 811 EA8DOY ON3SFH JO21 182315 +5 1213 DL5DQZ ON3SFH JO21 (x3) 192615 +17 584 ON3SFH UT5MD -17 (x2) 193530 -15 672 ON3SFH BA3NZ -10 (x2) 221045 +4 429 ON3SFH HI3A -02 (x5) 221645 +5 491 ON3SFH K2TQC -14 (x2)
UTC dB Audio Message 185300 -9 1779 ON3SFH EA8UP -12 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.