S57ZS — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving S57ZS, decoded by SO8OO in southeastern Poland. 59 related FT8 messages, 8 CQ messages, observed on 60m, 40m, 20m, 10m, across 10 UTC dates. Heard between 2026-05-17 and 2026-08-14.
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 S57ZS worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by S57ZS
Approximate centre of JN65, decoded 2026-08-16 04:57 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 | S57ZS S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-16 04:56 | 60m | -18 / - | KZ8C | - / - | 4 | Partial capture |
| 08-14 04:11 | 60m | -10 / - | KB2KBC | - / -7 | 6 | Partial capture |
| 08-14 04:08 | 60m | -12 / - | N2CG | - / - | 6 | Partial capture |
| 08-14 04:03 | 60m | - / -15 | G0AZH | -6 / - | 2 | ✓ Closing fragment |
| 08-14 03:54 | 60m | -10 / - | KC3YOI | - / -12 | 4 | ✓ Closing fragment |
| 08-14 03:51 | 60m | - / - | SP5EXA | -15 / - | 4 | Partial capture |
| 08-09 04:50 | 40m | -10 / - | 9A4ZM | -10 / -3 | 4 | ✓ Closing observed |
| 08-09 04:42 | 60m | 0 / - | ZL4OL | - / -21 | 4 | ✓ Closing fragment |
| 08-09 04:37 | 60m | - / -24 | DK5WL | -9 / - | 5 | Partial capture |
| 08-09 04:37 | 60m | -4 / - | ON7GB | -7 / +3 | 8 | ✓ Closing observed |
| 08-09 04:37 | 60m | +6 / - | EA5IT | - / -16 | 2 | ✓ Closing fragment |
| 08-09 04:35 | 60m | 0 / +3 | F5RAV | -14 / -1 | 4 | ✓ Full exchange observed |
| 08-02 02:58 | 40m | - / - | F1IQH | -9 / - | 4 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 040945 -11 1531 N2CG S57ZS JN65 (x4) 041145 -14 1531 KB2KBC S57ZS -07 (x6) 041445 -14 1532 CQ DX S57ZS JN65 045600 -15 1531 KZ8C S57ZS JN65 (x4)
UTC dB Audio Message 054700 -13 1535 ND9M S57ZS JN65 025815 -9 554 S57ZS F1IQH JN27 (x4) 044930 -13 556 CQ DX S57ZS JN65 045045 -11 552 S57ZS 9A4ZM JN86 (x2) 045130 -12 555 9A4ZM S57ZS -03 (x2) 045600 -8 555 CQ DX S57ZS JN65
UTC dB Audio Message 065345 -13 592 CQ S57ZS JN65 a1
UTC dB Audio Message 094845 -24 1582 CQ DX S57ZS JN65
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.