S57A — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving S57A, decoded by SO8OO in southeastern Poland. 201 related FT8 messages, 35 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 8 UTC dates. Heard between 2026-04-21 and 2026-06-05.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations S57A worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by S57A
Approximate centre of JN65, decoded 2026-06-04 11:11 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 | S57A S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 06-05 09:37 | 10m | - / - | G3TKT | -18 / - | 6 | Partial capture |
| 06-05 08:54 | 20m | - / - | DC4TG | -18 / - | 2 | Partial capture |
| 06-04 11:08 | 10m | -24 / - | YO5USA | - / -2 | 2 | ✓ Closing fragment |
| 06-04 10:53 | 10m | 0 / - | EB2EMZ | - / -11 | 3 | ✓ Closing fragment |
| 06-04 10:51 | 10m | -10 / - | ZS5GJK | - / -20 | 3 | Partial capture |
| 06-04 10:12 | 10m | - / -18 | UA9LAO | +2 / - | 4 | Partial capture |
| 06-04 10:09 | 10m | - / - | DL3MIB | +7 / - | 3 | Partial capture |
| 06-04 10:07 | 10m | - / -1 | EB3ECI | -11 / - | 3 | Partial capture |
| 06-04 09:31 | 10m | - / - | PD1ADA | -14 / - | 3 | Partial capture |
| 06-04 09:28 | 10m | - / +1 | RZ3Z | +8 / - | 2 | ✓ Closing fragment |
| 06-04 09:26 | 10m | - / -13 | ON4JPE | -10 / - | 2 | ✓ Closing fragment |
| 06-04 07:53 | 10m | - / -6 | R4FCK | -14 / - | 3 | ✓ Closing fragment |
| 05-28 20:29 | 10m | - / -17 | PU7FEC | -15 / - | 2 | Partial capture |
| 05-28 13:47 | 10m | - / - | PU1NIO | -19 / - | 2 | Partial capture |
| 05-28 13:41 | 10m | - / -23 | PY1MJ | -14 / - | 8 | ✓ Closing fragment |
| 05-26 10:31 | 10m | +4 / - | SK7WS | - / - | 3 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 105415 +0 1642 EB2EMZ S57A -11 (x2) 105545 -10 1642 EA1IWI S57A -09 110845 -23 1642 YO5USA S57A -02 (x2) 111045 -17 1642 CQ S57A JN65 (x2) 111900 -19 2303 S57A F6BHK JN24 112100 -18 2001 S57A SV4RRK 73 093715 -22 1316 S57A G3TKT IO92 (x6)
UTC dB Audio Message 085415 -17 1301 S57A DC4TG JO31 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.