UR4LJ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Ukraine Locator transmitted in a decoded message: KO80

Receiver-side FT8 activity involving UR4LJ, decoded by SO8OO in southeastern Poland. 102 related FT8 messages, observed on 80m, 40m, 20m, 10m, across 12 UTC dates. Heard between 2026-05-13 and 2026-08-06.

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

102
Related messages
0
CQ messages
12
UTC dates heard
-6 dB
Mean decoder S/N

Bands

First seen: 2026-05-13
Last seen: 2026-08-06 19:19 UTC

Activity Heatmap

Locator transmitted by UR4LJ

Approximate centre of KO80, decoded 2026-08-06 21:17 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 UTCBandUR4LJ S/NCounterpartCounterpart S/NMsgsCapture
08-06 21:17 40m -15 / - A65D - / -15 3 ✓ Closing fragment
08-05 19:39 40m - / -7 US2YW +3 / - 5 ✓ Closing fragment
08-05 19:36 40m -10 / - EW8AAC -15 / -1 4 ✓ Closing observed
07-30 20:08 40m -12 / - DJ2MS -18 / -14 4 ✓ Closing observed
07-30 20:02 40m -14 / - DP6SEVEN - / -10 2 Partial capture
07-30 20:01 40m -9 / -10 EW2ZC -10 / - 5 Partial capture
07-30 19:59 40m -9 / - JE1LFX - / -12 3 ✓ Closing fragment
07-30 19:55 40m -14 / +5 HA2NA -20 / +4 4 ✓ Full exchange observed
07-30 19:51 40m -17 / -6 EA3RT -17 / -9 5 ✓ Full exchange observed
07-30 19:47 40m -6 / -2 YO9HP -2 / +3 4 ✓ Full exchange observed
07-30 19:44 40m -10 / -8 EU4U -4 / -5 4 ✓ Full exchange observed
07-30 19:43 40m -10 / - DL6MRM - / - 2 Partial capture
07-30 17:37 40m -6 / - EU6AQ - / -15 2 ✓ Closing fragment
07-30 17:34 40m -13 / -1 SP2OSP -10 / -8 4 ✓ Full exchange observed
07-18 23:24 40m -8 / - GI3JMC - / - 2 Partial capture
07-18 23:22 40m -3 / - BG0HP - / -14 2 ✓ Closing fragment
07-18 23:19 40m -16 / - VO1ANJ - / - 2 Partial capture
07-17 20:54 40m -8 / - SV9QWC - / -7 3 ✓ Closing fragment
07-13 21:04 40m -4 / - A61OK - / - 2 ✓ Closing fragment
07-13 20:58 40m -16 / -15 F5RRS -14 / - 3 ✓ Closing observed
07-13 20:56 40m -11 / - TA1ZTC - / -18 3 ✓ Closing fragment
07-13 20:54 40m -6 / - OZ1HPS - / - 2 Partial capture
07-13 20:50 40m -2 / - TJ1GD/P - / -14 2 Partial capture
07-13 20:46 40m -2 / - LA1HW - / -14 3 ✓ Closing fragment
07-13 20:33 40m -14 / - TM40TFR - / -14 3 Partial capture
07-13 20:32 40m -9 / -1 YO9PH -16 / -4 4 ✓ Full exchange observed
07-13 20:30 40m -6 / - 9A4ZM +4 / -9 3 ✓ Closing observed
07-13 20:29 40m -6 / - TA1OZV - / -10 2 Partial capture
07-13 20:27 40m -3 / - SP9MOA - / - 2 Partial capture
07-12 20:35 40m - / - G4DBW -13 / - 2 Partial capture
07-12 20:22 40m -16 / -8 9A4ZM -7 / -15 6 Partial capture
07-12 20:21 40m -13 / +9 LY100RADIO -10 / +4 2 Partial capture
07-12 20:18 40m -6 / - TA4WH - / -14 3 ✓ Closing fragment
07-12 20:08 40m -6 / -7 F4JXW -18 / -21 5 ✓ Full exchange observed
07-12 20:05 40m -6 / - YD2DFO - / - 3 Partial capture
07-12 19:58 40m -2 / -11 OZ0ZZ -10 / -12 5 ✓ Full exchange observed
07-12 19:57 40m +2 / +6 9A60CBM -4 / -8 3 Partial capture
07-12 19:54 40m -2 / - US1GFT -21 / - 2 ✓ Closing observed
07-12 19:53 40m -5 / -3 EA8UP -14 / -5 4 ✓ Full exchange observed
07-11 20:58 40m 0 / - VU3OSA - / -18 2 ✓ Closing fragment
07-11 20:52 40m -4 / -4 EA4HPY 0 / -3 5 ✓ Full exchange observed
07-11 20:48 40m -4 / - JE6AVT - / -20 3 ✓ Closing fragment
07-11 20:46 40m -8 / - US5WFL - / -12 3 ✓ Closing fragment
07-11 20:44 40m -2 / - DJ0MAB +6 / -11 3 ✓ Closing observed
07-11 20:43 40m -1 / -9 OE8PIT -8 / -11 5 ✓ Full exchange observed
07-11 20:41 40m -2 / - SQ8AZT - / -5 3 ✓ Closing fragment
07-08 21:11 40m -7 / +2 M0CKX -18 / -11 5 ✓ Full exchange observed
07-08 21:06 40m -6 / -10 F5PBG -10 / - 4 ✓ Closing observed
07-08 21:04 40m -14 / -1 9A3MRN -10 / -3 4 ✓ Full exchange observed
06-20 14:43 10m -6 / -19 PP1DX -23 / -22 4 ✓ Full exchange observed

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
193645  -8 1249  EW8AAC UR4LJ KO80 (x3)
193900 -15 1249  UR4LJ EW8AAC RR73
193930  +5 1250  UR4LJ US2YW KN28 (x5)
211445 -17 1584  TA3ZZ UR4LJ R-11
211745 -16 1418  A65D UR4LJ KO80 (x3)
211930 -10  975  UR4LJ EN35UKR -14
212145  -5  597  DK8HC UR4LJ -12
10m
UTC    dB Audio  Message
143800  -7 2595  UR4LJ CE2SV RR73
144345  -5 2333  PP1DX UR4LJ R-22
144400 -23 2332  UR4LJ PP1DX -19
144415  -8 2332  PP1DX UR4LJ R-22 (x2)
145100  -8 1351  UR4LJ TA1SW RR73
145315 -15 1083  UR4LJ OE1RDU/3 +00

Decoder S/N history by band

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