JS1SYO — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JS1SYO, decoded by SO8OO in southeastern Poland. 17 related FT8 messages, observed on 20m, across 5 UTC dates. Heard between 2026-06-12 and 2026-08-21.

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

17
Related messages
0
CQ messages
5
UTC dates heard
-5 dB
Mean decoder S/N

Bands

20m
First seen: 2026-06-12
Last seen: 2026-08-21 16:39 UTC

Frequent QSO partners observed at SO8OO

Stations JS1SYO worked most often, as logged from our receiver:

Activity Heatmap

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 UTCBandJS1SYO S/NCounterpartCounterpart S/NMsgsCapture
08-06 19:48 20m - / -18 DG1RUG -14 / - 2 ✓ Closing fragment
08-06 19:06 20m - / -15 EA1B +4 / - 4 ✓ Closing fragment
08-01 21:51 20m - / -13 TN8GD -5 / - 2 ✓ Closing fragment
07-11 18:56 20m - / -22 OE7FWJ -8 / - 5 ✓ Closing fragment
06-12 19:14 20m - / -17 YO4GIY -2 / - 2 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

20m
UTC    dB Audio  Message
185630 -18 1496  JS1SYO OE7FWJ JN57 (x5)
215130  -4  924  JS1SYO TN8GD -13 (x2)
190615  +4 2386  JS1SYO EA1B IN83 (x4)
194800 -16 2460  JS1SYO DG1RUG -18 (x2)
183715  -6 1513  JS1SYO EB1DJ -23
183945  -2 2165  JS1SYO DL4JTH JO60

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.