FY4UM — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: French Guiana

Receiver-side FT8 activity involving FY4UM, decoded by SO8OO in southeastern Poland. 438 related FT8 messages, 22 CQ messages, observed on 60m, 40m, 20m, across 24 UTC dates. Heard between 2026-04-21 and 2026-07-08.

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

438
Related messages
22
CQ messages
24
UTC dates heard
-8 dB
Mean decoder S/N

Bands

20m 40m 60m
First seen: 2026-04-21
Last seen: 2026-07-08 03:21 UTC

Frequent QSO partners observed at SO8OO

Stations FY4UM 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 UTCBandFY4UM S/NCounterpartCounterpart S/NMsgsCapture
07-08 05:20 40m - / -16 F5LOW -12 / - 2 ✓ Closing fragment
06-28 23:04 40m - / -19 DL2ZM -2 / - 2 ✓ Closing fragment
06-28 23:02 40m - / -10 EA1FDK -12 / - 3 Partial capture
06-28 23:00 40m - / - 9A2AJ -10 / - 2 Partial capture
06-28 23:00 40m - / -19 DL2ZM +1 / - 5 Partial capture
06-27 03:31 40m - / - EA3NG -22 / - 4 Partial capture
06-27 03:30 40m - / - DD0WN -14 / - 2 Partial capture
06-27 03:27 40m - / -16 DL6NDN -18 / - 5 ✓ Closing fragment
06-27 02:45 20m - / -14 RK6A -6 / - 3 ✓ Closing fragment
06-26 22:05 20m - / - EI6JZB -18 / - 4 Partial capture
06-26 22:02 20m - / - HB9TIH -21 / - 2 Partial capture
06-26 21:59 20m - / -7 EA5B -7 / - 3 ✓ Closing fragment
06-26 20:38 20m - / -8 IK1RQX -12 / - 2 Partial capture
06-26 20:21 20m - / - F4NGC -6 / - 2 Partial capture
06-23 03:34 40m - / - DL8TT -14 / - 2 Partial capture
06-22 04:13 40m - / - YO7ZG -17 / - 2 Partial capture
06-22 04:13 40m - / - DL9NO -10 / - 2 Partial capture
06-14 23:03 20m - / -18 SV1GYN -20 / - 3 ✓ Closing fragment
06-13 03:06 40m - / -22 OK1ZCF +6 / - 4 ✓ Closing fragment
06-13 02:56 40m - / -20 EB3JT -14 / - 4 ✓ Closing fragment
06-13 02:53 40m - / -18 R4IK -20 / - 2 Partial capture
06-12 21:40 20m - / - IV3VER -8 / - 2 Partial capture
06-12 21:38 20m - / - EA5AX -2 / - 3 Partial capture
06-12 21:36 20m - / - EC2ASL -16 / - 2 Partial capture
06-12 21:34 20m - / - EA3PV +1 / - 3 Partial capture
06-12 21:30 20m - / -9 PA1ZT +2 / - 3 Partial capture
06-12 21:11 20m - / - DL9MF -8 / - 4 Partial capture
06-12 21:11 20m - / -14 Z34K +10 / - 5 ✓ Closing fragment
06-12 21:10 20m - / - G0GFC -8 / - 2 Partial capture
06-12 21:08 20m - / -13 DL3JJ -2 / - 3 ✓ Closing fragment
06-12 21:05 20m - / -17 EA3AVS 0 / - 6 ✓ Closing fragment
06-12 21:03 20m - / -17 IW3FVQ -8 / - 2 Partial capture
06-12 21:01 20m - / - F1AWL -15 / - 4 Partial capture
06-12 21:00 20m - / - TA2NEH -12 / - 2 ✓ Closing fragment
06-12 21:00 20m - / - YT1UBN -2 / - 8 Partial capture
06-12 20:59 20m - / - LZ3TA -9 / - 7 Partial capture
06-12 20:58 20m - / -14 RA3ZH +7 / - 9 Partial capture
06-12 20:57 20m - / - YO4DW -10 / - 2 Partial capture
06-12 20:57 20m - / -13 G0OSF -1 / - 7 Partial capture
06-12 20:55 20m - / - M0WHP -1 / - 3 Partial capture
06-12 20:52 20m - / -16 EA2DP +5 / - 4 ✓ Closing fragment
06-12 20:52 20m - / -17 IW3FVQ -17 / - 13 Partial capture
06-12 20:50 20m - / -13 PD4SN -14 / - 5 ✓ Closing fragment
06-12 20:46 20m - / -17 PY2KC -3 / - 4 ✓ Closing fragment
06-12 20:43 20m - / -18 DC4CP -1 / - 3 Partial capture
06-12 20:43 20m - / - M0SLI -6 / - 7 Partial capture
06-12 02:09 40m - / -20 EI2IXB -1 / - 6 Partial capture
06-12 02:06 40m - / -16 KR4DEA -17 / - 2 Partial capture
06-08 04:04 20m - / - RA1OAK -10 / - 2 Partial capture
06-08 03:17 40m - / - EA2EYJ -19 / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m 
UTC    dB Audio  Message
230000 -11 2282  FY4UM 9A2AJ JN85
230000  +2 2381  FY4UM DL2ZM -19
230030 -12 2432  FY4UM DL1BJL JO33
230030  -8 2282  FY4UM 9A2AJ JN85
230030  +6 2381  FY4UM DL2ZM -19 (x3)
230200 -12  810  FY4UM EA1FDK IN62
230200  -3 2381  FY4UM DL2ZM -19
230230 -13  810  FY4UM EA1FDK IN62 (x2)
230430  -3 2381  FY4UM DL2ZM RR73 (x2)
052030  -7  341  FY4UM F5LOW -16 (x2)
20m 
UTC    dB Audio  Message
203900 -13 2607  FY4UM IK1RQX R-08
204130 -13 3075  FY4UM DL1BJL JO33
215930 -11 1391  FY4UM EA5B IM99 (x3)
220200 -20 1289  FY4UM HB9TIH JN36
220200 -15 2472  FY4UM M0LHJ IO82
220230 -22 1288  FY4UM HB9TIH JN36
220500 -20 1371  FY4UM EI6JZB IO53 (x4)
024530  -7 1375  FY4UM RK6A LN04 (x3)

Decoder S/N history by band

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