KU4UK — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: United States Locator transmitted in a decoded message: EM63

Receiver-side FT8 activity involving KU4UK, decoded by SO8OO in southeastern Poland. 161 related FT8 messages, observed on 80m, 40m, 20m, 10m, across 23 UTC dates. Heard between 2026-05-13 and 2026-08-11.

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

161
Related messages
0
CQ messages
23
UTC dates heard
-2 dB
Mean decoder S/N

Bands

80m 40m 20m 10m
First seen: 2026-05-13
Last seen: 2026-08-11 00:00 UTC

Frequent QSO partners observed at SO8OO

Stations KU4UK worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by KU4UK

Approximate centre of EM63, decoded 2026-08-02 02:58 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 UTCBandKU4UK S/NCounterpartCounterpart S/NMsgsCapture
08-11 01:58 80m - / -10 MI7XHT -12 / - 2 Partial capture
08-11 01:42 80m - / - SP2BRZ +7 / - 5 Partial capture
08-11 00:56 40m - / -8 DL5DQZ -3 / - 3 ✓ Closing fragment
08-02 03:04 80m -24 / - KQ4PEP - / -18 2 Partial capture
08-02 02:45 80m - / - LA9GX +12 / - 3 ✓ Closing fragment
08-02 02:32 80m - / - SV8JE +16 / - 4 Partial capture
08-02 02:02 80m - / -17 D2UY -15 / - 2 ✓ Closing fragment
08-02 01:07 40m - / -19 SV9QWC -12 / - 2 Partial capture
07-26 01:18 20m -23 / - HA9GKL - / -11 2 ✓ Closing fragment
07-15 23:33 20m - / -3 IS0BPX -16 / - 2 Partial capture
07-11 02:04 40m - / -15 EI2IXB -8 / - 2 ✓ Closing fragment
06-29 00:45 20m - / -24 4L1FL -8 / - 2 Partial capture
06-27 22:46 20m - / -18 IU4DAF -16 / - 7 Partial capture
06-26 00:11 20m - / -7 4Z5PG +8 / - 3 ✓ Closing fragment
06-19 23:52 20m -13 / -8 EI9KF -6 / -4 7 ✓ Full exchange observed
06-19 23:50 20m -14 / - UA6YW - / -8 2 ✓ Closing fragment
06-19 23:49 20m -14 / - W7HFV - / +1 2 Partial capture
06-19 23:28 20m -22 / - NE2I - / - 2 ✓ Closing fragment
06-19 23:26 20m -19 / -11 KE2CVB -20 / - 2 ✓ Closing observed
06-19 23:16 20m - / - EA1FEP -11 / - 3 Partial capture
06-17 02:36 80m - / -8 VE3XN -17 / - 2 ✓ Closing fragment
06-17 02:29 80m - / -15 LZ1KU +10 / - 2 ✓ Closing fragment
06-12 23:20 20m - / - HB9TIH -20 / - 2 Partial capture
06-12 22:28 20m - / -9 IR0RCAG -8 / - 2 Partial capture
06-03 21:07 10m - / -22 CP7DX -9 / - 2 Partial capture
06-02 22:52 20m -15 / - KE8WMZ - / -6 4 ✓ Closing fragment
06-02 22:51 20m -16 / - KE8TTF - / +9 2 ✓ Closing fragment
06-02 22:48 20m - / +7 MI0FBI +6 / - 3 ✓ Closing fragment
06-02 22:41 20m - / +2 9J2FI -1 / - 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

80m 
UTC    dB Audio  Message
024545 +15 1657  KU4UK LA9GX RR73 (x3)
025845 -24 1877  LU7PBO KU4UK EM63
030415 -24 1876  KQ4PEP KU4UK R-18 (x2)
012830 -17 2179  KU4UK MI7XHT IO64
014200  +7 2519  KU4UK SP2BRZ JO94 (x5)
015300 -14 1704  KU4UK MI7XHT IO64 (x3)
40m 
UTC    dB Audio  Message
020400  -4  237  KU4UK EI2IXB -15 (x2)
010715  -9  929  KU4UK SV9QWC -19 (x2)
005615  -3 2402  KU4UK DL5DQZ -08 (x3)
005815 -20 2033  KU4UK IK6DLK JN63
20m 
UTC    dB Audio  Message
224700 -16 1432  KU4UK IU4DAF R-18 (x5)
025115 -22 1433  W7Q KU4UK 1D AL
004545  -8  565  KU4UK 4L1FL -24 (x2)
231430 -19 1190  KU4UK A61DD -03
233330 -16 1196  KU4UK IS0BPX -03 (x2)
231100 -20 2217  KU4UK Z31B R-24
001800 -15  912  KU4UK A61QQ -01
011800 -23 1947  HA9GKL KU4UK R-11 (x2)
10m 
UTC    dB Audio  Message
210730 -10 2170  KU4UK CP7DX -22 (x2)

Decoder S/N history by band

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