4Z5AY — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Israel Locator transmitted in a decoded message: KM72

Receiver-side FT8 activity involving 4Z5AY, decoded by SO8OO in southeastern Poland. 60 related FT8 messages, observed on 20m, 10m, across 9 UTC dates. Heard between 2026-06-24 and 2026-08-23.

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

60
Related messages
0
CQ messages
9
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-06-24
Last seen: 2026-08-23 21:23 UTC

Activity Heatmap

Locator transmitted by 4Z5AY

Approximate centre of KM72, decoded 2026-08-23 23:33 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 UTCBand4Z5AY S/NCounterpartCounterpart S/NMsgsCapture
08-23 23:23 20m -2 / - HI3RMJ -10 / - 4 ✓ Closing observed
08-23 23:20 20m -6 / - XQ1KK - / - 17 Partial capture
08-23 23:12 20m +5 / - HI3RMJ - / +1 12 Partial capture
08-23 23:09 20m +7 / - 8P6GE - / - 2 Partial capture
08-23 23:07 20m +2 / - VE3BR - / - 2 Partial capture
08-23 23:03 20m +2 / - HI3RMJ - / - 2 Partial capture
08-23 23:00 20m -4 / - F4HTA - / -3 4 ✓ Closing fragment
08-23 22:51 20m +2 / -14 HI3A +6 / +2 9 ✓ Full exchange observed
08-23 22:48 20m +7 / -9 JA1SJS -13 / -5 6 ✓ Full exchange observed
08-23 22:47 20m +6 / - JH4MGU - / +1 2 ✓ Closing fragment
08-23 22:42 20m +6 / - DF6PF - / -3 5 Partial capture
08-23 22:40 20m +4 / - HI3A - / - 3 Partial capture
08-22 22:38 20m - / -14 CT2IGO -5 / - 12 Partial capture
08-22 22:36 20m -12 / - VP2VKC - / - 4 Partial capture
08-22 22:31 20m -12 / - <...> - / - 2 Partial capture
08-17 08:31 10m - / -10 RA6AR -12 / - 3 ✓ Closing fragment
08-16 05:38 20m - / -23 VK7AC -16 / - 3 ✓ Closing fragment
07-31 22:03 20m -9 / - DJ0MEK - / -11 3 Partial capture
07-31 21:58 20m -6 / - UX1VT - / +6 2 ✓ Closing fragment
07-31 21:55 20m - / -7 CR7BUJ -14 / - 2 ✓ Closing fragment
07-19 22:02 20m -1 / - LU9GDN - / - 2 Partial capture
06-26 17:53 20m -10 / - JE2GKZ - / -24 2 Partial capture
06-26 17:37 20m - / -15 SP1EG -16 / - 2 Partial capture
06-26 16:10 10m - / - F4GHN +5 / - 2 ✓ Closing fragment
06-26 16:07 10m - / -8 F4GHN +4 / - 2 Partial capture
06-25 22:33 20m -8 / - W5ZJ - / -17 2 Partial capture
06-25 22:31 20m -8 / - F4MBU - / - 2 Partial capture
06-25 22:23 20m -15 / - W5ZJ - / -17 2 Partial capture
06-25 22:23 20m -9 / - HB9TIH -21 / -9 11 Partial capture
06-25 22:22 20m -10 / - KF0YOB - / - 2 Partial capture
06-25 22:20 20m -12 / - BD8ENX - / - 2 Partial capture
06-25 22:16 20m -8 / - KJ4KFJ - / - 4 Partial capture
06-25 22:07 20m -17 / - WB2BIN - / -12 3 Partial capture
06-25 22:03 20m - / -4 W1ATV -16 / - 2 Partial capture
06-25 21:56 20m -6 / - FG4AO - / - 2 Partial capture
06-25 21:51 20m -11 / - BG4TRN - / -13 3 Partial capture
06-25 21:39 20m -10 / - PD5MVH - / -10 11 ✓ Closing fragment
06-25 21:36 20m -1 / - DH1FA - / -4 3 ✓ Closing fragment
06-25 21:33 20m +4 / - T47FCR - / - 3 Partial capture
06-25 21:32 20m +1 / +8 F4MXD -13 / 0 5 ✓ Full exchange observed
06-25 21:31 20m -2 / - MM3RCR - / -11 2 ✓ Closing fragment
06-25 21:24 20m -2 / - OZ9TAN - / - 7 Partial capture
06-25 21:18 20m -6 / - CS8ABF - / - 9 Partial capture
06-25 21:13 20m -6 / - GM3JIM -15 / -14 9 ✓ Closing observed
06-25 21:11 20m -12 / -22 DL5DQZ -15 / - 4 ✓ Closing observed
06-25 21:09 20m -10 / - BI4JJO - / -18 2 ✓ Closing fragment
06-25 21:07 20m -8 / - HA5LB - / -7 4 ✓ Closing fragment
06-25 21:06 20m -8 / - HI8AD - / - 2 Partial capture
06-25 20:50 20m -11 / - JA1QOW - / -5 3 ✓ Closing fragment
06-25 20:48 20m -6 / - JH1CTV - / -10 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
232315  -3 2711  HI3RMJ 4Z5AY 73
232330 -11 1760  4Z5AY HI3RMJ RR73
232345  +0 2711  HI3RMJ 4Z5AY 73
232415  -3 2711  XQ1KK 4Z5AY KM72 (x12)
10m
UTC    dB Audio  Message
165700  +1  335  4Z5AY DG4BRT -15 (x4)
160615 -14  545  4Z5AY CT7AIU RR73
160745  +4  757  4Z5AY F4GHN -08 (x4)
072430 -24 1858  4Z5AY R7DX 73
082100  +8 2794  4Z5AY F1MXE RR73
094115  -6  982  4Z5AY F4LHL RR73
083145 -10 2249  4Z5AY RA6AR KN93 (x3)

Decoder S/N history by band

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