5B4AAB — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Cyprus Locator transmitted in a decoded message: KM64

Receiver-side FT8 activity involving 5B4AAB, decoded by SO8OO in southeastern Poland. 272 related FT8 messages, 26 CQ messages, observed on 40m, 20m, 10m, across 23 UTC dates. Heard between 2026-04-24 and 2026-07-09.

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

272
Related messages
26
CQ messages
23
UTC dates heard
-5 dB
Mean decoder S/N

Bands

First seen: 2026-04-24
Last seen: 2026-07-09 12:31 UTC

Activity Heatmap

Locator transmitted by 5B4AAB

Approximate centre of KM64, decoded 2026-07-12 10:29 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 UTCBand5B4AAB S/NCounterpartCounterpart S/NMsgsCapture
07-12 10:28 20m -4 / - <...> - / - 4 Partial capture
07-09 14:40 20m -9 / - DL8TV - / -10 2 ✓ Closing fragment
07-09 14:39 20m -4 / - JG1PFJ - / -17 2 ✓ Closing fragment
07-09 14:36 20m -5 / - BG7MOM - / -19 3 ✓ Closing fragment
07-09 14:35 20m -7 / - BG5GFU - / -18 2 ✓ Closing fragment
07-09 14:33 20m -6 / - JH3UHG - / -16 2 ✓ Closing fragment
07-09 14:32 20m -13 / - BG5EOP - / -18 2 ✓ Closing fragment
07-09 14:30 20m - / - F4NGR -16 / - 2 Partial capture
07-09 14:29 20m -12 / - BA6IM - / -14 2 ✓ Closing fragment
07-09 14:25 20m -11 / - T22TT - / -23 6 ✓ Closing fragment
07-09 14:22 20m -10 / - E20EHQ - / -16 3 ✓ Closing fragment
07-09 14:18 20m -9 / - VR2VHI - / -19 4 Partial capture
07-09 12:17 20m -1 / - RV9WJP - / -11 2 ✓ Closing fragment
07-09 12:15 20m -2 / - T22TT - / - 3 Partial capture
06-30 08:08 10m - / -7 R6ZEJ -12 / - 4 ✓ Closing fragment
06-30 08:06 10m - / - RL3K -15 / - 2 ✓ Closing fragment
06-22 11:13 10m -14 / -11 F4FSY -4 / -16 5 ✓ Full exchange observed
06-22 11:12 10m -11 / - CT1FIU - / -8 2 ✓ Closing fragment
06-22 11:11 10m -13 / - SV9MBH - / - 2 Partial capture
06-22 11:07 10m -15 / - SV9MBH - / - 3 Partial capture
06-22 11:03 10m -16 / - SV9MBH - / - 2 Partial capture
06-17 14:16 20m -1 / - T88RR - / - 8 Partial capture
06-15 17:26 20m +5 / - OE1AES - / -19 3 ✓ Closing fragment
06-15 17:24 20m 0 / -3 BA9BF -11 / -9 7 ✓ Full exchange observed
06-15 17:24 20m +6 / -5 BA3QIQ -14 / -11 6 ✓ Full exchange observed
06-15 17:24 20m - / - TA2EE +1 / - 3 Partial capture
06-15 17:23 20m +2 / -2 UA6YW -6 / +1 4 ✓ Full exchange observed
06-15 17:22 20m +2 / - JA3SIA - / -14 2 ✓ Closing fragment
06-15 17:21 20m +2 / - BG3NBD - / -17 2 ✓ Closing fragment
06-15 17:20 20m +7 / - BD9DM - / -13 2 ✓ Closing fragment
06-15 17:18 20m +4 / - BG4OOO - / -4 2 ✓ Closing fragment
06-15 17:18 20m - / - SO3K +5 / - 4 Partial capture
06-15 17:17 20m +6 / - BH4SRC - / -13 2 ✓ Closing fragment
06-15 17:17 20m - / -8 OE5ABL -6 / - 3 Partial capture
06-15 17:15 20m +9 / - JR1VVC - / -19 3 Partial capture
06-15 17:14 20m +11 / +5 UA6HRB +6 / +5 4 ✓ Full exchange observed
06-15 17:12 20m +12 / - PD2JAM -10 / -11 4 ✓ Closing observed
06-15 17:11 20m +4 / - VR2VLG - / -17 2 ✓ Closing fragment
06-15 17:10 20m +1 / - BX4AQ - / -7 2 ✓ Closing fragment
06-15 17:08 20m +4 / - JA1VUQ - / -19 2 ✓ Closing fragment
06-15 17:07 20m +4 / +4 UA9LLE -6 / -1 4 ✓ Full exchange observed
06-15 17:06 20m +4 / - BG5BNW - / -14 2 ✓ Closing fragment
06-15 17:05 20m +6 / -2 JF1LMB -3 / -3 4 ✓ Full exchange observed
06-15 17:04 20m 0 / - 9W2XUT - / -9 2 Partial capture
06-05 12:34 20m +14 / - P40AA - / - 7 Partial capture
06-04 17:49 40m -4 / - R4ADD - / -4 2 ✓ Closing fragment
06-04 17:48 40m -3 / +4 R3DEE -3 / -11 5 ✓ Full exchange observed
06-04 17:45 40m -2 / -6 RV4CC -6 / - 3 ✓ Closing observed
06-04 17:45 40m -3 / - SQ9BDB -13 / - 2 ✓ Closing observed
06-04 17:40 40m - / - YO7LCB +2 / - 7 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
143415  -5 1007  JH3UHG 5B4AAB 73
143445  -4 1007  JS1AMB 5B4AAB -13
143545  -8 1007  BG5GFU 5B4AAB -18 (x2)
143645  -5 1007  BG7MOM 5B4AAB R-19 (x3)
143915  -2 1007  JG1PFJ 5B4AAB -17 (x2)
144045 -11 1007  DL8TV 5B4AAB R-10 (x2)
102800 -12 1009  <...> 5B4AAB KM64 (x4)
10m
UTC    dB Audio  Message
111345  -3 1880  5B4AAB F4FSY -11
111400 -15 1023  F4FSY 5B4AAB R-16
111415  -3 1880  5B4AAB F4FSY RR73
111430 -14 1023  F4FSY 5B4AAB 73
111545  -8 1023  SV9MBH 5B4AAB KM64
111800 -14 1023  YD1GLT 5B4AAB RR73
111930 -10 1023  PU2XEE 5B4AAB R-06
112145 -14 1022  SV9MBH 5B4AAB KM64
080100 -14 2508  5B4AAB UI6L KN97
080645 -18 1021  5B4AAB RL3K KO91 (x2)
080815 -11  815  5B4AAB R6ZEJ KN98 (x4)
40m
UTC    dB Audio  Message
174530 -13 2384  5B4AAB SQ9BDB JO90
174530  -7  987  5B4AAB RV4CC R-06
174545  -2  967  RV4CC 5B4AAB RR73
174600  -6  987  5B4AAB RV4CC 73
174645  -3  967  SQ9BDB 5B4AAB RR73
174715  -3  967  CQ 5B4AAB KM64 (x2)
174800  -2  966  5B4AAB R3DEE KO85
174815  -4  967  R3DEE 5B4AAB -11
174830  -4  966  5B4AAB R3DEE R+04
174845  -2  967  R3DEE 5B4AAB RR73
174900  -3  966  5B4AAB R3DEE 73
174915  -3  967  R4ADD 5B4AAB R-04
174930 -12  967  5B4AAB EA5DE IM99
174945  -5  967  R4ADD 5B4AAB 73

Decoder S/N history by band

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