JF1HDY — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Japan

Receiver-side FT8 activity involving JF1HDY, decoded by SO8OO in southeastern Poland. 20 related FT8 messages, observed on 40m, across 6 UTC dates. Heard between 2026-07-14 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

20
Related messages
0
CQ messages
6
UTC dates heard
+1 dB
Mean decoder S/N

Bands

40m
First seen: 2026-07-14
Last seen: 2026-08-16 18:14 UTC

Frequent QSO partners observed at SO8OO

Stations JF1HDY 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 UTCBandJF1HDY S/NCounterpartCounterpart S/NMsgsCapture
08-14 19:57 40m - / -22 5B4AMM -10 / - 2 ✓ Closing fragment
08-02 18:39 40m - / -15 UR5EDX +10 / - 5 ✓ Closing fragment
08-02 18:35 40m - / -20 RK4FH -2 / - 2 ✓ Closing fragment
08-02 18:24 40m - / -12 UR1CCT +6 / - 3 ✓ Closing fragment
08-01 19:23 40m - / - R6FX -2 / - 3 Partial capture
07-14 18:46 40m - / +3 US0YA +6 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
192445  +0  513  JF1HDY R6FX LN14
182415  +4 1019  JF1HDY UR1CCT KN69 (x3)
183545  +3 1229  JF1HDY RK4FH -20 (x2)
183900 +13  671  JF1HDY UR5EDX KN78 (x5)
195730 -11 1260  JF1HDY 5B4AMM -22 (x2)
174945  -7 1107  JF1HDY UT5ZC RR73
201415 -10 2296  JF1HDY YL3CW -17

Decoder S/N history by band

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