SM4OSU — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving SM4OSU, decoded by SO8OO in southeastern Poland. 10 related FT8 messages, observed on 40m, 20m, across 2 UTC dates. Heard between 2026-08-15 and 2026-08-16.
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 SM4OSU worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by SM4OSU
Approximate centre of JO79, decoded 2026-08-16 15:22 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 | SM4OSU S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-16 15:19 | 20m | -23 / - | F5URG | -8 / -1 | 2 | ✓ Closing observed |
| 08-15 20:15 | 40m | -20 / - | BA7NLL | - / - | 2 | Partial capture |
| 08-15 20:14 | 40m | -18 / - | GM5CAR | - / -8 | 2 | ✓ Closing fragment |
| 08-15 20:10 | 40m | -22 / - | VK6BAD | - / - | 6 | Partial capture |
| 08-15 20:08 | 40m | -19 / - | PE1NAO | - / -1 | 2 | Partial capture |
| 08-15 16:55 | 20m | - / - | EA7GB | -14 / - | 4 | Partial capture |
| 08-15 16:08 | 20m | - / -13 | IU3MAG | -8 / - | 2 | ✓ Closing fragment |
| 08-15 07:11 | 20m | -18 / - | NL8F | - / - | 2 | Partial capture |
| 08-14 20:57 | 40m | -16 / - | F4PAN/QRP | - / -16 | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 071145 -19 1425 NL8F SM4OSU JO79 (x2) 160815 -4 1725 SM4OSU IU3MAG -13 (x2) 165530 -16 803 SM4OSU EA7GB IM77 (x4) 151930 -23 1721 F5URG SM4OSU R-01 151945 -8 2873 SM4OSU F5URG RR73 152215 -24 1721 F4LHR/P SM4OSU JO79
UTC dB Audio Message 200900 -20 1785 PE1NAO SM4OSU R-01 201000 -22 1785 VK6BAD SM4OSU JO79 (x6) 201400 -16 1785 GM5CAR SM4OSU R-08 (x2) 201445 -21 1785 SM4OSU G4UJS -08 201500 -21 1785 BA7NLL SM4OSU JO79 (x2) 201600 -19 1785 SM1NFH/P SM4OSU +12 202100 -14 2420 SM4OSU TF4M -05 202215 -18 1956 SM4OSU SV1DKR -07
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.